# AssemblyAI - Speech to Text API vs Deepgram Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Deepgram excels in speed and reliability, with users highlighting its quick processing times and minimal outages. This has made it a preferred choice for those needing consistent performance in transcription tasks.
- **Users say** that AssemblyAI stands out for its developer-friendly API, which is praised for its high transcription accuracy and advanced features like speaker diarization and sentiment analysis. This makes it particularly appealing for developers looking to integrate sophisticated functionalities into their applications.
- **Reviewers mention** that Deepgram's integration process is straightforward, with many users appreciating the ease of connecting its APIs to their existing systems. This has been a significant factor for small businesses looking to scale their operations without extensive technical hurdles.
- **According to verified reviews** , AssemblyAI is recognized for its comprehensive feature set that includes useful tools like summarization and entity detection, which save developers significant time. This versatility is a strong selling point for users in various industries, including healthcare and education.
- **G2 reviewers highlight** that while both platforms offer solid support, Deepgram's recent efforts in developer outreach have made it easier for users to leverage its tools effectively. This proactive approach has been noted as a key advantage for those seeking guidance and resources.
- **Users express** that although AssemblyAI offers a free entry-level price, Deepgram's initial credits provide a risk-free opportunity to test its capabilities. This pricing model has been appreciated by users who want to explore options before committing financially.



---
## Frequently Asked Questions

### What is the difference between Deepgram vs AssemblyAI - Speech to Text...?

Deepgram and AssemblyAI - Speech to Text... are rated equally by G2 reviewers, but Deepgram is most often cited for ease of use while AssemblyAI is most often cited for accuracy.

| [Deepgram](https://www.g2.com/products/deepgram/reviews) | [AssemblyAI - Speech to Text...](https://www.g2.com/products/assemblyai-speech-to-text-api/reviews) |
| --- | --- |
| 4.6/5 (474 reviews) | 4.6/5 (126 reviews) |
| Small-Business | Small-Business |
| 8.9 | 9.0 |
| 8.8 | 8.9 |
| Ease of Use (35 all-time mentions) | Accuracy (36 all-time mentions) |



### How do the pricing models of Deepgram and AssemblyAI - Speech to Text... compare?

AssemblyAI - Speech to Text... is rated slightly higher for price satisfaction, indicating reviewers consider it the stronger value.

- **Deepgram:** In recent reviews, several reviewers describe Deepgram as fairly priced for its capabilities, but 14 all-time reviews cite pricing issues and 13 mention it as expensive, especially at scale.
- **AssemblyAI - Speech to Text...:** Reviewers frequently highlight fair pricing and a generous free trial, with 14 all-time reviews mentioning pricing positively, though 7 cite pricing issues and some note costs can rise with advanced features or high usage.
- **Switching reasons:** Recent reviewers have switched from Deepgram to AssemblyAI for broader language support and built-in translation, while others cite cost efficiency and accuracy as reasons for choosing AssemblyAI over alternatives.



### What are the best alternatives to Deepgram and AssemblyAI - Speech to Text...?

The top 3 alternatives to Deepgram and AssemblyAI - Speech to Text... are Google Cloud Speech-to-Text, Krisp, and Otter.ai.

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [Deepgram](https://www.g2.com/products/deepgram/reviews) | 4.6/5 (474) | Small-Business | Reviewers describe pricing as fair but note it can be expensive at scale | Ease of Use (35 all-time mentions) |
| [AssemblyAI - Speech to Text...](https://www.g2.com/products/assemblyai-speech-to-text-api/reviews) | 4.6/5 (126) | Small-Business | Reviewers highlight fair pricing and a generous free trial, but note costs can rise with advanced features | Accuracy (36 all-time mentions) |
| [Google Cloud Speech-to-Text](https://www.g2.com/products/google-cloud-speech-to-text/reviews) | 4.5/5 (312) | Small-Business | — | Integration with Google ecosystem |
| [Krisp](https://www.g2.com/products/krisp/reviews) | 4.7/5 (1578) | Small-Business | — | Noise cancellation |
| [Otter.ai](https://www.g2.com/products/otter-ai/reviews) | 4.4/5 (503) | Small-Business | — | Automated meeting transcription |



### Which Voice Recognition features should I prioritize when comparing Deepgram and AssemblyAI - Speech to Text...?

Buyers comparing Deepgram and AssemblyAI - Speech to Text... should prioritize transcription accuracy, ease of use, language support, integration capabilities, and pricing satisfaction.

- **Transcription accuracy:** AssemblyAI - Speech to Text... is cited for accuracy in 36 all-time reviews; Deepgram is cited for accuracy in recent reviews but with fewer all-time mentions.
- **Ease of use:** Deepgram is cited for ease of use in 35 all-time reviews; AssemblyAI - Speech to Text... in 24 all-time reviews.
- **Language support:** AssemblyAI - Speech to Text... is frequently praised for multilingualism (7 all-time mentions) and built-in translation; Deepgram reviewers note a desire for broader language and dialect support.
- **Integration capabilities:** AssemblyAI - Speech to Text... has 12 all-time integration mentions; Deepgram has 8.
- **Pricing satisfaction:** AssemblyAI - Speech to Text... and Deepgram both have 14 all-time positive pricing mentions, but Deepgram has more all-time mentions of pricing issues (14 vs. 7 for AssemblyAI).



### What are the pros and cons of Deepgram vs AssemblyAI - Speech to Text...?

Deepgram's headline strength is ease of use, while AssemblyAI - Speech to Text... is most often praised for accuracy.

- **Deepgram strengths:** Ease of use (35 all-time mentions), fast setup, reliable API, and strong developer documentation.
- **Deepgram trade-offs:** Pricing issues (14 all-time mentions), expensive at scale (13), occasional usage difficulty (5), and requests for broader language support.
- **AssemblyAI - Speech to Text... strengths:** Accuracy (36 all-time mentions), transcription accuracy (21), speed (17), easy setup (14), strong API usability (15), and multilingual support (7).
- **AssemblyAI - Speech to Text... trade-offs:** Limited language support (10 all-time mentions), inaccuracy in challenging audio (7), pricing issues (7), and slow processing in some cases (6).



### Is Deepgram or AssemblyAI - Speech to Text... better for small businesses?

Both Deepgram and AssemblyAI - Speech to Text... are primarily used by small businesses, but AssemblyAI - Speech to Text... receives more recent praise for ease of setup and value for small teams.

- **Deepgram:** Largest segment is Small-Business; reviewers highlight ease of use and setup, but some cite pricing as a concern for small teams.
- **AssemblyAI - Speech to Text...:** Largest segment is Small-Business; reviewers consistently praise easy setup, fair pricing, and suitability for small operations, with multiple recent reviews from solo and small-team users.



### Which Voice Recognition platform has better integrations?

AssemblyAI - Speech to Text... is favored for integrations, with more reviewer-cited integration mentions than Deepgram.

- **Deepgram:** Internal integrations are mentioned in recent reviews, with 8 all-time mentions.
- **AssemblyAI - Speech to Text...:** Integrations with Daily, OpenAI Whisper, and Twilio are cited in recent reviews, with 12 all-time integration mentions.



### How do Deepgram and AssemblyAI - Speech to Text... compare on customer support?

Deepgram and AssemblyAI - Speech to Text... are rated nearly identically for Quality of Support, with scores of 8.8 and 8.9 respectively, indicating parity.

- **Deepgram:** Reviewers describe support as responsive and helpful, with several citing positive experiences during onboarding and technical troubleshooting.
- **AssemblyAI - Speech to Text...:** Reviewers highlight proactive and thorough support, with multiple mentions of fast response times and helpful documentation.



### Which is easier to implement, Deepgram or AssemblyAI - Speech to Text...?

AssemblyAI - Speech to Text... and Deepgram score within a tenth of a point on Ease of Setup (9.0 vs 8.9), indicating near parity.

- **Deepgram:** Reviewers consistently describe setup as fast and straightforward, with many citing clear documentation and easy API integration.
- **AssemblyAI - Speech to Text...:** Reviewers frequently praise the very easy and quick setup, often mentioning that implementation took less than an hour and required minimal technical expertise.



### Which product has better Integration?

AssemblyAI - Speech to Text... is favored for Integration, with more reviewer-cited integration mentions and higher all-time counts.

- **Deepgram:** Integration is cited in 8 all-time reviews; reviewers mention ease of API integration and internal tool connections.
- **AssemblyAI - Speech to Text...:** Integration is cited in 12 all-time reviews; reviewers highlight integrations with Daily, OpenAI Whisper, and Twilio, as well as strong API usability and developer documentation.



| | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Star Rating** | 4.6 out of 5 | 4.6 out of 5 | 
| **Total Reviews** | 125 | 482 | 

---
## Top Pros & Cons

### AssemblyAI - Speech to Text API

Pros:
- Accuracy (36 reviews)
- Ease of Use (26 reviews)

Cons:
- Limited Language Support (10 reviews)
- Pricing Issues (8 reviews)

### Deepgram

Pros:
- Accuracy (38 reviews)
- Speed (36 reviews)

Cons:
- Limited Language Support (17 reviews)
- Pricing Issues (14 reviews)

---
## Ratings Comparison
| Rating | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
  | **Meets Requirements** | 8.9 (95 reviews) | 8.7 (327 reviews) | 
  | **Ease of Use** | 9.0 (97 reviews) | 9.1 (335 reviews) | 
  | **Ease of Setup** | 9.0 (85 reviews) | 8.9 (235 reviews) | 
  | **Ease of Admin** | 8.6 (37 reviews) | 8.9 (104 reviews) | 
  | **Quality of Support** | 8.9 (71 reviews) | 8.8 (282 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.0 (35 reviews) | 9.1 (103 reviews) | 
  | **Product Direction (% positive)** | 9.7 (93 reviews) | 9.4 (317 reviews) | 

---
## Pricing

### AssemblyAI - Speech to Text API

#### Entry-Level Pricing

Plan: Get started at no cost

Price: Free

Description: Evaluate platform capabilities in a low-risk, self-serve environment. 

Key Features:
- Industry-leading speech to text and audio intelligence
- Speech recognition
- Speaker diarization

[Browse all 2 editions](https://www.g2.com/products/assemblyai-speech-to-text-api/pricing)

#### Free Trial

Yes

### Deepgram

#### Entry-Level Pricing

Plan: Premium

Price: Contact Us

Description: Ready to scale up and need to transcribe more than 10K hours annually? Learn about tailored accuracy gains, volume pricing, private cloud, on-prem deployments, and dedicated support.

Key Features:
- All features listed at deepgram.com/pricing

[Browse all 2 editions](https://www.g2.com/products/deepgram/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Artificial Intelligence

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### Additional Functionality

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Tagging** | Not enough data | Not enough data | 
| **Natural Language Processing** | Not enough data | Not enough data | 
| **Data Extraction** | Not enough data | Not enough data | 
| **Multi-Language** | Not enough data | Not enough data | 
| **Predictive Analytics** | Not enough data | Not enough data | 
| **Drag & Drop** | Not enough data | Not enough data | 
| **Speech Recognition** | Not enough data | Not enough data | 
| **Reporting/Analytics** | Not enough data | Not enough data | 
| **Data Storage Management** | Not enough data | Not enough data | 
| **Virtual Personal Assistant (VPA)** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Customer Segmentation** | Not enough data | Not enough data | 
| **Collaboration Tools** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **For eCommerce** | Not enough data | Not enough data | 
| **Role-Based Permissions** | Not enough data | Not enough data | 
| **Customizable Branding** | Not enough data | Not enough data | 
| **Search/Filter** | Not enough data | Not enough data | 
| **Monitoring** | Not enough data | Not enough data | 
| **Document Management** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Data Visualization** | Not enough data | Not enough data | 
| **Trend Analysis** | Not enough data | Not enough data | 
| **Machine Learning** | Not enough data | Not enough data | 
| **Access Controls/Permissions** | Not enough data | Not enough data | 
| **Alerts/Escalation** | Not enough data | Not enough data | 
| **Performance Metrics** | Not enough data | Not enough data | 
| **Real-Time Data** | Not enough data | Not enough data | 
| **Third-Party Integrations** | Not enough data | Not enough data | 
| **Mobile App** | Not enough data | Not enough data | 
| **Multiple Data Sources** | Not enough data | Not enough data | 
| **For Sales Teams/Organizations** | Not enough data | Not enough data | 
| **Sentiment Analysis** | Not enough data | Not enough data | 
| **Activity Dashboard** | Not enough data | Not enough data | 
| **Chatbot** | Not enough data | Not enough data | 
| **Workflow Automation** | Not enough data | Not enough data | 

### Deep Learning

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### Additional Functionality

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **No-Code** | Not enough data | Not enough data | 
| **Search/Filter** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Data Visualization** | Not enough data | Not enough data | 
| **Activity Dashboard** | Not enough data | Not enough data | 
| **Workflow Management** | Not enough data | Not enough data | 
| **Quality Control** | Not enough data | Not enough data | 
| **Third-Party Integrations** | Not enough data | Not enough data | 
| **Model Training** | Not enough data | Not enough data | 
| **Multi-Language** | Not enough data | Not enough data | 
| **Data Profiling** | Not enough data | Not enough data | 
| **Visualization** | Not enough data | Not enough data | 
| **Data Capture and Transfer** | Not enough data | Not enough data | 
| **Predictive Analytics** | Not enough data | Not enough data | 
| **Performance Metrics** | Not enough data | Not enough data | 
| **Image Recognition** | Not enough data | Not enough data | 
| **Version Control** | Not enough data | Not enough data | 
| **Neural Network Modeling** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **Synchronous Learning** | Not enough data | Not enough data | 
| **Natural Language Processing** | Not enough data | Not enough data | 
| **Monitoring** | Not enough data | Not enough data | 
| **Data Transformation** | Not enough data | Not enough data | 
| **Customizable Reports** | Not enough data | Not enough data | 
| **Voice Recognition** | Not enough data | Not enough data | 
| **Performance Management** | Not enough data | Not enough data | 
| **Compliance Management** | Not enough data | Not enough data | 
| **Troubleshooting** | Not enough data | Not enough data | 
| **Content Management** | Not enough data | Not enough data | 
| **Asynchronous Learning** | Not enough data | Not enough data | 
| **Real-Time Reporting** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Artificial Neural Networks** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **ML Algorithm Library** | Not enough data | Not enough data | 
| **Real-Time Data** | Not enough data | Not enough data | 
| **Collaboration Tools** | Not enough data | Not enough data | 
| **Self-paced Learning** | Not enough data | Not enough data | 
| **Data Extraction** | Not enough data | Not enough data | 
| **Configuration Management** | Not enough data | Not enough data | 
| **Data Security** | Not enough data | Not enough data | 
| **Visual Analytics** | Not enough data | Not enough data | 
| **Activity Tracking** | Not enough data | Not enough data | 
| **Continuous Delivery** | Not enough data | Not enough data | 
| **Document Classification** | Not enough data | Not enough data | 
| **Image Analysis** | Not enough data | Not enough data | 
| **Progress Tracking** | Not enough data | Not enough data | 
| **Reporting & Statistics** | Not enough data | Not enough data | 
| **Real-Time Monitoring** | Not enough data | Not enough data | 

### Generative AI

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### Additional Functionality

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Code Generation** | Not enough data | Not enough data | 
| **Text to Image** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Natural Language Processing** | Not enough data | Not enough data | 
| **Virtual Characters and Avatars** | Not enough data | Not enough data | 
| **Content Generation** | Not enough data | Not enough data | 
| **Personalization and Recommendation** | Not enough data | Not enough data | 
| **Conditional Generation** | Not enough data | Not enough data | 
| **Transformer Model** | Not enough data | Not enough data | 
| **Automated Image & Video Editing** | Not enough data | Not enough data | 
| **Interactive and Co-Creative Systems** | Not enough data | Not enough data | 
| **Text Summarization** | Not enough data | Not enough data | 
| **Data Augmentation** | Not enough data | Not enough data | 
| **Variation Autoencoder Models** | Not enough data | Not enough data | 
| **Adversarial Training** | Not enough data | Not enough data | 
| **Transfer Learning and Fine-tuning** | Not enough data | Not enough data | 
| **Simulation and Scenario Generation** | Not enough data | Not enough data | 
| **Creative Design** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Prompt Engineering** | Not enough data | Not enough data | 
| **Foundation Model** | Not enough data | Not enough data | 

### Natural Language Understanding (NLU)

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### Algorithm

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Part of Speech Tagging** | Not enough data | Not enough data | 
| **Summarization** | Not enough data | Not enough data | 
| **Named Entity Recognition** | Not enough data | Not enough data | 
| **Sentiment Analysis** | Not enough data | Not enough data | 
| **Emotion Detection** | Not enough data | Not enough data | 
| **Language Detection** | Not enough data | Not enough data | 

#### System

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Data Ingestion & Wrangling** | Not enough data | Not enough data | 
| **Programming Language Support** | Not enough data | Not enough data | 
| **Drag and Drop** | Not enough data | Not enough data | 
| **Pre-Built Algorithms** | Not enough data | Not enough data | 
| **Customizable Models** | Not enough data | Not enough data | 

### Text to Speech

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | 8.9/10 | 36 |

#### Integration

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Application Integration** | Not enough data | 9.0 (24 reviews) | 
| **Real-Time Streaming** | Not enough data | 9.2 (25 reviews) | 
| **Integration** | Not enough data | 10.0 (9 reviews) | 
| **Integration** | Not enough data | 10.0 (6 reviews) | 

#### Speech Output

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Volume** | Not enough data | Feature Not Available | 
| **Pitch** | Not enough data | Feature Not Available | 
| **Speed** | Not enough data | 8.8 (22 reviews) | 
| **Pronunciation** | Not enough data | 8.2 (24 reviews) | 
| **Accent** | Not enough data | 8.6 (23 reviews) | 
| **Emotion** | Not enough data | 7.8 (24 reviews) | 
| **Speaking Styles** | Not enough data | 7.7 (21 reviews) | 
| **Speech Output** | Not enough data | 9.5 (7 reviews) | 
| **Speech Output** | Not enough data | 9.4 (6 reviews) | 
| **Speech Output** | Not enough data | Feature Not Available | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Feature Not Available | 
| **Speech Output** | Not enough data | Not enough data | 

#### Audio Format

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Natural Sounding Voices** | Not enough data | 8.8 (18 reviews) | 
| **Audio Format Flexibility** | Not enough data | 9.0 (19 reviews) | 
| **Audio Optimization** | Not enough data | 8.5 (19 reviews) | 
| **Audio Format** | Not enough data | Not enough data | 
| **Custom Voices** | Not enough data | Not enough data | 
| **Multi-Voice** | Not enough data | Not enough data | 

#### Generative AI

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **AI Text-to-Speech** | Not enough data | 9.1 (24 reviews) | 
| **Gen AI ** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 

#### Additional Functionality

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **For Online Learning** | Not enough data | Not enough data | 
| **Grammar Check** | Not enough data | Not enough data | 
| **Audio Editor** | Not enough data | Not enough data | 
| **For Sales Teams/Organizations** | Not enough data | Not enough data | 
| **Analytics** | Not enough data | Not enough data | 
| **WCAG Compliance** | Not enough data | Not enough data | 
| **Content Library** | Not enough data | Not enough data | 
| **Publishing/Sharing** | Not enough data | Not enough data | 
| **Chatbot** | Not enough data | Not enough data | 
| **Content Creation** | Not enough data | Not enough data | 
| **Data Management** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Speech Recognition** | Not enough data | Not enough data | 
| **Collaboration Tools** | Not enough data | Not enough data | 
| **Text Analysis** | Not enough data | Not enough data | 
| **Phonetic Variation Detection** | Not enough data | Not enough data | 
| **Voice Generator** | Not enough data | Not enough data | 
| **SSML Support** | Not enough data | Not enough data | 
| **Transcripts/Chat History** | Not enough data | Not enough data | 
| **For Marketers** | Not enough data | Not enough data | 
| **Speech-to-Text Analysis** | Not enough data | Not enough data | 
| **Project Management** | Not enough data | Not enough data | 
| **Multi-Language** | Not enough data | Not enough data | 
| **Machine Translation** | Not enough data | Not enough data | 
| **Natural Language Processing** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 

### Synthetic Media

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### Audio

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Accents** | Not enough data | Not enough data | 
| **Voice Cloning** | Not enough data | Not enough data | 
| **Range of Tones** | Not enough data | Not enough data | 
| **Languages** | Not enough data | Not enough data | 

#### Video

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Closed Captions** | Not enough data | Not enough data | 
| **Avatar Quality** | Not enough data | Not enough data | 
| **Custom Avatars** | Not enough data | Not enough data | 
| **Video Editing Capabilities** | Not enough data | Not enough data | 

#### Image

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Text to Image** | Not enough data | Not enough data | 
| **Realism** | Not enough data | Not enough data | 

#### Text

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Text Optimization** | Not enough data | Not enough data | 
| **Range of Sentiments** | Not enough data | Not enough data | 

#### Platform

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Collaboration** | Not enough data | Not enough data | 
| **Speed of Generation** | Not enough data | Not enough data | 

#### Generative AI

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 
| **AI Text-to-Image** | Not enough data | Not enough data | 
| **AI Text-to-Speech** | Not enough data | Not enough data | 
| **AI Image-to-Text** | Not enough data | Not enough data | 
| **AI Text-to-Video** | Not enough data | Not enough data | 
| **AI Text-to-3D** | Not enough data | Not enough data | 
| **AI Text-to-Music** | Not enough data | Not enough data | 

### Voice Recognition

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | 8.0/10 | 71 |
| **Deepgram** | 8.6/10 | 97 |

#### Deployment & Integration - Voice Recognition

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Installation & setup Ease** | 8.8 (64 reviews) | 9.2 (51 reviews) | 
| **Developer API & SDK** | 9.2 (66 reviews) | 9.5 (62 reviews) | 
| **Software Integration** | 8.4 (63 reviews) | 9.1 (34 reviews) | 
| **Multi-Device Support** | 7.9 (56 reviews) | 8.4 (26 reviews) | 
| **Multiple Format Support** | Not enough data | Not enough data | 
| **Video Support** | Not enough data | Not enough data | 
| **Third-Party Integrations** | Not enough data | Not enough data | 

#### Performance Optimization - Voice Recognition

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Accuracy in Noisy Settings** | 8.1 (59 reviews) | 8.4 (44 reviews) | 
| **High-Volume Scalability** | 8.5 (57 reviews) | 8.8 (41 reviews) | 
| **Environmental Noise Adaptation** | 8.3 (54 reviews) | 8.1 (30 reviews) | 
| **Multilingual Voice Recognition** | 7.8 (58 reviews) | 7.7 (44 reviews) | 
| **Low-Latency Processing** | 7.8 (60 reviews) | 9.4 (65 reviews) | 

#### Security & Compliance - Voice Recognition

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Liveness Detection** | 7.4 (50 reviews) | 8.6 (30 reviews) | 
| **Regulatory Compliance** | 8.0 (52 reviews) | 8.5 (31 reviews) | 
| **Secure Communication Channels** | 8.1 (50 reviews) | 9.2 (27 reviews) | 

#### Advanced AI & Biometric Features - Voice Recognition

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Voice-Based Authentication** | 7.0 (49 reviews) | 8.3 (24 reviews) | 
| **Machine Learning & Adaptive Speech Recognition** | 7.7 (50 reviews) | 8.4 (30 reviews) | 
| **Speaker Differentiation** | 8.1 (57 reviews) | 8.2 (39 reviews) | 
| **Sentiment & Tone Analysis** | 7.6 (53 reviews) | 8.2 (28 reviews) | 
| **Concatenated Speech** | Not enough data | Not enough data | 
| **Speech-to-Text Analysis** | Not enough data | Not enough data | 

#### Agentic AI - Voice Recognition

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Natural Language Interaction** | 7.8 (25 reviews) | 8.6 (28 reviews) | 
| **Multi-Language** | Not enough data | Not enough data | 

#### Additional Functionality

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Search/Filter** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Call Transfer** | Not enough data | Not enough data | 
| **Document Review** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Performance Management** | Not enough data | Not enough data | 
| **Status Tracking** | Not enough data | Not enough data | 
| **Audio Capture** | Not enough data | Not enough data | 
| **Automatic Transcription** | Not enough data | Not enough data | 
| **Call Reporting** | Not enough data | Not enough data | 
| **Full Text Search** | Not enough data | Not enough data | 
| **Text Editing** | Not enough data | Not enough data | 
| **Document Management** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Reporting/Analytics** | Not enough data | Not enough data | 
| **Activity Dashboard** | Not enough data | Not enough data | 
| **Call Routing** | Not enough data | Not enough data | 
| **IVR** | Not enough data | Not enough data | 
| **SSL Security** | Not enough data | Not enough data | 
| **Call Scripting** | Not enough data | Not enough data | 
| **Real-Time Data** | Not enough data | Not enough data | 
| **Video Management** | Not enough data | Not enough data | 
| **Secure Data Storage** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **Call Recording** | Not enough data | Not enough data | 
| **Customizable Macros** | Not enough data | Not enough data | 
| **Contact Management** | Not enough data | Not enough data | 
| **CRM** | Not enough data | Not enough data | 
| **Automatic Formatting** | Not enough data | Not enough data | 
| **Automatic Call Distribution** | Not enough data | Not enough data | 
| **Monitoring** | Not enough data | Not enough data | 
| **Drag & Drop** | Not enough data | Not enough data | 
| **Call Monitoring** | Not enough data | Not enough data | 
| **Call Center Management** | Not enough data | Not enough data | 
| **Voice Mail** | Not enough data | Not enough data | 
| **Compliance Management** | Not enough data | Not enough data | 

### AI Voice Assistants

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### Voice Recognition - AI Voice Assistants

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Voice Recognition** | Not enough data | Not enough data | 

#### Speech Synthesis - AI Voice Assistants

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Speech Synthesis** | Not enough data | Not enough data | 
| **Customizable speech** | Not enough data | Not enough data | 
| **Multiple voice actions** | Not enough data | Not enough data | 

#### Security and privacy - AI Voice Assistants

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Encrypted communication** | Not enough data | Not enough data | 

#### Compatibility - AI Voice Assistants

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Cross platform compatibility** | Not enough data | Not enough data | 

### AI SDK

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### SDK Architecture & Libraries - AI SDK

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Modular SDK Components** | Not enough data | Not enough data | 
| **Cross-Platform SDK Support** | Not enough data | Not enough data | 
| **Client Libraries** | Not enough data | Not enough data | 

#### Model Integration - AI SDK

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Multi-Model Integration** | Not enough data | Not enough data | 
| **Streaming & Real-Time Responses** | Not enough data | Not enough data | 
| **Model API Wrappers** | Not enough data | Not enough data | 

#### Application Development - AI SDK

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **SDK Extensibility** | Not enough data | Not enough data | 
| **AI Workflow Abstractions** | Not enough data | Not enough data | 
| **Agent & Tool Invocation Frameworks** | Not enough data | Not enough data | 

#### Deployment & Operations - AI SDK

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Logging & Observability** | Not enough data | Not enough data | 
| **Authentication & Access Management** | Not enough data | Not enough data | 
| **Error Handling & Retry Logic** | Not enough data | Not enough data | 

### AI Voice Agent Platform

| Product | Score | Reviews |
|---|---|---|
| **AssemblyAI - Speech to Text API** | N/A | N/A |
| **Deepgram** | N/A | N/A |

#### Conversation Runtime - AI Voice Agent Platform

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Response Latency** | Not enough data | Not enough data | 
| **Interruption Handling** | Not enough data | Not enough data | 
| **Real-Time Orchestration** | Not enough data | Not enough data | 
| **Turn Detection** | Not enough data | Not enough data | 

#### Transport & Telephony - AI Voice Agent Platform

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Telephony Support** | Not enough data | Not enough data | 
| **WebRTC Streaming** | Not enough data | Not enough data | 
| **Outbound Calling** | Not enough data | Not enough data | 

#### Developer Control - AI Voice Agent Platform

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Call Observability** | Not enough data | Not enough data | 
| **Agent SDK** | Not enough data | Not enough data | 
| **Model Flexibility** | Not enough data | Not enough data | 

#### Agentic AI - AI Voice Agent Platform

| Feature | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Autonomous Task Execution** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Voice Recognition Software](https://www.g2.com/categories/voice-recognition)


**Unique to Deepgram (5):** [Text to Speech Software](https://www.g2.com/categories/text-to-speech), [ AI SDK Software](https://www.g2.com/categories/ai-sdk), [AI Voice Assistants](https://www.g2.com/categories/ai-voice-assistants), [Natural Language Understanding (NLU) Software](https://www.g2.com/categories/natural-language-understanding-nlu), [AI Voice Agent Platform Software](https://www.g2.com/categories/ai-voice-agent-platform)


---
## Reviewer Demographics

### By Company Size

| Segment | AssemblyAI - Speech to Text API | Deepgram | 
|---|---|---|
| **Small-Business** | 79.3% | 80.7% | 
| **Mid-Market** | 16.2% | 17.0% | 
| **Enterprise** | 4.5% | 2.3% | 

### By Industry

#### AssemblyAI - Speech to Text API

- **Computer Software:** 20.2%
- **Information Technology and Services:** 11.5%
- **Consulting:** 5.8%
- **Financial Services:** 5.8%
- **Consumer Services:** 3.8%
- **Mental Health Care:** 3.8%
- **Staffing and Recruiting:** 2.9%
- **Research:** 2.9%
- **Education Management:** 2.9%
- **Higher Education:** 2.9%
- **Other:** 37.5%

#### Deepgram

- **Computer Software:** 29.1%
- **Information Technology and Services:** 16.4%
- **Hospital & Health Care:** 4.9%
- **Telecommunications:** 4.0%
- **Media Production:** 3.0%
- **Higher Education:** 2.7%
- **Entertainment:** 2.2%
- **Consulting:** 1.6%
- **Education Management:** 1.6%
- **Health, Wellness and Fitness:** 1.6%
- **Other:** 32.9%

---
## Alternatives

### Alternatives to AssemblyAI - Speech to Text API

- [Google Cloud Speech-to-Text](https://www.g2.com/products/google-cloud-speech-to-text/reviews) — 4.5/5 stars (317 reviews)
- [OpenAI Whisper](https://www.g2.com/products/openai-whisper/reviews) — 4.3/5 stars (54 reviews)
- [Amazon Transcribe](https://www.g2.com/products/amazon-transcribe/reviews) — 3.9/5 stars (16 reviews)
- [Krisp](https://www.g2.com/products/krisp/reviews) — 4.7/5 stars (1606 reviews)
- [Otter.ai](https://www.g2.com/products/otter-ai/reviews) — 4.4/5 stars (505 reviews)
- [Rev](https://www.g2.com/products/rev/reviews) — 4.7/5 stars (620 reviews)
- [Notta](https://www.g2.com/products/notta/reviews) — 4.2/5 stars (442 reviews)
- [Speechmatics](https://www.g2.com/products/speechmatics/reviews) — 4.7/5 stars (73 reviews)
- [IBM Watson Speech to Text](https://www.g2.com/products/ibm-watson-speech-to-text/reviews) — 4.1/5 stars (17 reviews)
- [GlobalLink](https://www.g2.com/products/globallink/reviews) — 4.5/5 stars (202 reviews)

### Alternatives to Deepgram

- [Google Cloud Speech-to-Text](https://www.g2.com/products/google-cloud-speech-to-text/reviews) — 4.5/5 stars (317 reviews)
- [Krisp](https://www.g2.com/products/krisp/reviews) — 4.7/5 stars (1606 reviews)
- [Otter.ai](https://www.g2.com/products/otter-ai/reviews) — 4.4/5 stars (505 reviews)
- [Rev](https://www.g2.com/products/rev/reviews) — 4.7/5 stars (620 reviews)
- [Descript](https://www.g2.com/products/descript/reviews) — 4.6/5 stars (924 reviews)
- [Retell AI](https://www.g2.com/products/retell-ai/reviews) — 4.8/5 stars (2638 reviews)
- [Murf.ai](https://www.g2.com/products/murf-ai/reviews) — 4.7/5 stars (1411 reviews)
- [Notta](https://www.g2.com/products/notta/reviews) — 4.2/5 stars (442 reviews)
- [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) — 4.4/5 stars (1576 reviews)
- [ElevenLabs](https://www.g2.com/products/elevenlabsio/reviews) — 4.5/5 stars (1234 reviews)

---
## Top Discussions

### AssemblyAI - Speech to Text API

No discussions available for this product.

### Deepgram

- Title: [What is Deepgram used for?](https://www.g2.com/discussions/what-is-deepgram-used-for) — 1 comment
  > **Top comment:** "Deepgram is one of cloud provider for voice domain related services including speech to text, text to speech and other speech and text based analysis tasks..."
- Title: [What is the best way to use the keywords, search, numerals and other parameters inside the API call?](https://www.g2.com/discussions/what-is-the-best-way-to-use-the-keywords-search-numerals-and-other-parameters-inside-the-api-call) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "The Spanish model does not support the numerals=true flag that you can use in the English models at the time of writing (Aug 27,2021). Search should work,..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/assemblyai-speech-to-text-api-vs-deepgram)