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Unstract

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114 reviews
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4.5
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LLM Whisperer

82 reviews

LLM Whisperer by Unstract extracts text from complex documents and optimizes it for LLMs in a way they can best understand. Make text extraction effortless with a format-agnostic technology and get highly accurate OCR for any document: small or big, simple or complex. Always get precise results and don’t let document complexities hold you back anymore. Key Features and Benefits: - Control extraction modes: Ensure highly efficient, accurate, and cost-effective text extraction with different extraction modes: Native Text, Low Cost, High Quality, or Form. - Auto-compaction: Save big on token usage with Auto-Compaction that intuitively compacts non-value adding tokens - all while ensuring layout preservation. - Image pre-processing: Control API parameters like Median Filter or Gaussian Blur for high quality pre-processing. - Layout-preserving output: Maintain the original document’s layout and ensure maximum context for LLMs. - Form element detection: Make data extraction from complex forms easy with Checkbox and Radio Button identification. - API integration: Seamlessly fit LLM Whisperer into your existing systems with Extraction, Status, Highlight, or even Webhook Management RESTful APIs. Start with 100 pages per day for free with the LLM Whisperer Playground. No credit card required. No strings attached.

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Unstract

32 reviews

Unstract automates unstructured data extraction from diverse documents through LLMs and Agentic AI. Built for organizations that manage high volumes of documents in various formats, Unstract helps accurately transform raw data into meaningful insights with minimal human intervention. Its low-code interface makes it easy to configure extraction rules and execute API, ETL or Task workflows. Key Features: - Prompt Studio: Build custom prompts for LLMs to precisely extract specific data points and test outputs - all within a low-code interface. - LLM Challenge: Say goodbye to hallucinations. Increase trust in your outputs by configuring an additional LLM profile and get a result only if there’s a match. - Single Pass and Summarized Extraction: Experience lesser token usage during prompt testing with Single Pass and Summarized Extraction. - Human-in-the-Loop: Designate and loop in reviewers and approvers into the feedback cycle to minimize errors and reduce operational oversight. - Highlighting: Understand where your output was sourced from with source document highlighting for easy quality control and verification. All in a secure-by-design platform. Unstract is SOC 2 Type II and ISO 27001 certified, and GDPR & HIPPA-compliant. Use Unstract any way you like with 3 powerful editions: a) Unstract Cloud b) Unstract On-Prem c) Unstract Open Source (AGPL 3.0 certified) With Unstract, companies have realized: 95% accurate document extraction 80% lesser human touchpoints 20x boost in operational efficiency Get started now with a FREE 14-day trial.

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Frederick G.
FG
Frederick G.
General Manager at Beijing Intelliway
07/24/2026
Validated Reviewer
Verified Current User
Review source: Organic

Fast, Accurate, and Reasonably Priced With Strong Multilingual Support

fast and accuracy. cost is reasonable. multiple languages supported.
Verified User in Information Technology and Services
UI
Verified User in Information Technology and Services
07/21/2026
Validated Reviewer
Verified Current User
Review source: Organic

LLM Whisperer Greatly Improves PDF Tabular Data Extraction Accuracy

I mostly use LLM Whisperer to process PDF documents before feeding the result into another LLM with instructions to extract tabular data from the document. I like how LLM Whisperer has greatly improved the accuracy of this data extraction process. I believe that the pricing is competitive and that the API is easy to use, making for a good user experience. Thanks to thorough and easy-to-understand documentation, I was able to get started very quickly.
Rokas K.
RK
Rokas K.
Founder @Kognev | Skaitmeninių procesų automatizavimas | Vidinės verslo sistemos | DI inžinerija
07/21/2026
Validated Reviewer
Verified Current User
Review source: Organic

Easy Integrations, Great Support, and Reasonable Pricing

I like the services and support. The integrations are very easy to do, priccing is also reasonable.

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Los Altos, US

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What is Unstract?

Unstract helps teams turn unstructured documents into structured, usable data. Users can extract data from complex files like invoices, contracts, bank statements, and forms, without the manual annotation or model training that older approaches demand. Unstract offers two solutions: Unstract, a no-code platform for automating document-heavy workflows from end to end, available on the Cloud and Self-Hosted Editions. And, LLMWhisperer, a layout-preserving parser that prepares messy documents for LLM-powered extractions. Together they give developers and enterprises a dependable path from raw documents to clean data, whether through API deployments, ETL pipelines, or full extraction workflows.

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unstract.com