Best API Management Tools - Page 14

How Many API Management Tools Products Does G2 Track?

Total Products under this Category: 230

Category Stats (Nov 2026)

  • Average Rating: 4.49/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Descartes Sellercloud (+1.13%) - Among all products in this category, Descartes Sellercloud recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank API Management Tools Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 12,500+ Authentic Reviews
  • 230+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for API Management Tools

G2 Grid® for API Management Tools plotting products by satisfaction and market presence

Highlighted products: MuleSoft Anypoint Platform, Postman, Celigo, Kong Konnect, Workato, Apidog, SAP Integration Suite, and Apigee Edge.

Underlying data: [Grid® JSON](https://www.g2.com/categories/api-management/grids.json?focus%5B%5D=mulesoft-anypoint-platform&focus%5B%5D=postman&focus%5B%5D=celigo&focus%5B%5D=kong-inc-kong-konnect&focus%5B%5D=workato&focus%5B%5D=apidog&focus%5B%5D=sap-integration-suite&focus%5B%5D=apigee-edge)

Savangard PSD2 Solution

Savangard PSD2 Solution is a flexible and secure platform compliant with the Polish API standard. Enables quick and cost-effective implementation of open banking. Savangard PSD2 Solution integrates the current system and functionality with a new scope of services and thus opens new opportunities for the bank. And all this in full compliance with PSD2.

Who Is the Company Behind Savangard PSD2 Solution?

Scavio AI

Scavio is a unified data API that gives developers and AI agents structured JSON from 50+ platforms through a single REST endpoint and API key. Instead of managing dozens of official APIs, each with its own auth, rate limits, quotas and response formats, Scavio normalizes everything into clean, consistent JSON. One integration replaces fifty. Supported platforms span every major vertical: - Social media: Instagram, TikTok, YouTube, X (Twitter), Reddit, LinkedIn, Facebook, Threads, Pinterest, Twitch - Search and ads: Google Search, Google Maps, Google News, Google Trends, Google AI Mode, Google Shopping, Google Flights, Google Hotels - E-commerce: Amazon, Walmart, eBay, Etsy, AliExpress, Target, Home Depot, TikTok Shop - Jobs: Indeed, Glassdoor, LinkedIn Jobs - Travel: Booking.com, Airbnb, Tripadvisor, Yelp - Real estate: Zillow, Redfin - Dev and government: GitHub, Legistar (1,800+ US cities) Scavio is built for integration. SDKs ship for Python and JavaScript. Official plugins cover LangChain, LlamaIndex, CrewAI, OpenAI Agents SDK, Vercel AI SDK, Pydantic AI, Haystack, AutoGen, Google ADK, Composio, Mastra and n8n. An MCP server and a Claude Code plugin connect directly to AI coding tools. Pay-as-you-go or monthly plans starting at $30/month. Free tier includes 50 API credits on signup.

Who Is the Company Behind Scavio AI?

Seam

Seam connects business software to smart locks, access control systems, thermostats, sensors, and cameras through one API and dashboard. Short-term rental and hospitality platforms can use Seam to schedule guest access codes, manage supported access credentials, control compatible thermostats, and receive device events through webhooks. Teams can build with Seam’s API, SDKs, and prebuilt UI components, or use available hosted tools. Seam works with software providers including Guesty, Hospitable, Hostaway, Lodgify, eviivo, Enso Connect, Breezeway, and Operto. Device capabilities and availability depend on the manufacturer, model, and integration status. Booking-based workflows require the appropriate software integration. Explore the full software directory at https://www.seam.co/customers and supported devices at https://www.seam.co/supported-devices-and-systems. Explore current credit packages and the fleet calculator at https://www.seam.co/pricing/preview.

Who Is the Company Behind Seam?

  • Seller: Seam
  • Year Founded: 2020
  • HQ Location: San Francisco, US
  • LinkedIn® Page: www.linkedin.com
    29 employees on LinkedIn®

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Sensedia API Management Suite

Sensedia's API Platform enables exposure, consumption and management of resources and data for app creation, integration with partners and customers, and strategies of open innovation. See more information at https://sensedia.com

Who Is the Company Behind Sensedia API Management Suite?

  • Seller: Sensedia
  • Year Founded: 2007
  • HQ Location: Campinas, BR
  • LinkedIn® Page: www.linkedin.com
    654 employees on LinkedIn®

Serpent API

Serpent API provides real-time, highly scalable search engine results from Google, Bing, Yahoo, and DuckDuckGo via a single, drop-in JSON API. Built for developers, SEO agencies, and SaaS founders, we eliminate the need for costly proxy management and CAPTCHA solving. Serpent API acts as a seamless, high-speed replacement for legacy tools, allowing engineering teams to cut their SERP infrastructure billing by up to 80% without sacrificing latency or accuracy.

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind Serpent API?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Serpent API?

SheetDB

Transform google spreadsheet into a JSON API and use it as a data store in a matter of seconds. Create google spreadsheet, fill first row with column names, and the rest of data.

Average Rating: 4.9/5.0

Total Reviews: 4

Who Is the Company Behind SheetDB?

Who Uses This Product?

  • Company Size: 75% Small, 25% Medium

What Are Recent G2 Reviews of SheetDB?

Simceptor

Simceptor is a cloud-hosted mock API server that enables developers to create and test REST, SOAP, and WSDL endpoints without backend coding. The no-code interface allows instant setup of mock servers, eliminating hardcoded JSON files. [redacted]. The platform includes [redacted]. Latency simulation tests UI loading states, while custom headers support CORS and authentication scenarios. An interactive API Playground enables direct endpoint testing within the browser. The Stateful Scenario Canvas provides visual design of multi-step flows with session management backed by Redis. Webhook forwarding simulates callbacks and event-driven architectures. Model Context Protocol integration connects AI tools like Cursor and Claude for mock creation. An AI Issue Tracker flags and automates fixes for identified bugs. The platform supports importing Swagger, OpenAPI, and Postman collections to auto-generate mock endpoints from existing schemas.

Who Is the Company Behind Simceptor?

SimItNow

SimItNow gives you virtual charging stations and electric cars that you control with API calls, so you can see how your back end (the CSMS, also called CPMS) behaves before real hardware arrives.

Who Is the Company Behind SimItNow?

  • Seller: DDOSoft
  • Year Founded: 2022
  • HQ Location: Kahramanmaras, TR
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®

sipi.bot

Pre-spend firewall for AI agents. One API call approves, blocks, or flags every transaction before a dollar moves.

Who Is the Company Behind sipi.bot?

Smile

Smile API is a real-time platform that enables businesses to access verified identity, employment, and income data through a single API. By aggregating information from various sources—including government systems, HR and payroll platforms, and gig economy services—Smile API streamlines processes such as onboarding, background checks, and application processing. This centralized approach allows organizations to make faster, more accurate decisions while enhancing user trust and compliance. Key Features and Functionality: - Real-Time Data Access: Instantly retrieve up-to-date identity, employment, and income information from multiple verified sources. - Comprehensive Data Aggregation: Consolidates data from government institutions, HR and payroll systems, and gig economy platforms into a unified API. - Seamless Integration: Provides a RESTful API with JSON responses, facilitating easy integration into existing systems. - Use Case Versatility: Supports various applications, including Buy Now, Pay Later services, personal lending, earned wage access, banking, card issuing, recruitment, rental verification, and data services. - Enhanced Fraud Detection: Offers real-time, verified data to cross-verify applicant information, reducing the risk of fraudulent activities. Primary Value and User Solutions: Smile API addresses the challenges of manual and fragmented data verification processes by providing a centralized, real-time solution. For lenders, it accelerates loan approvals, reduces operational costs, and minimizes default risks by offering accurate and comprehensive borrower profiles. Recruiters benefit from streamlined background checks and employment history verification, enhancing hiring efficiency and decision-making. Overall, Smile API empowers businesses to make informed decisions quickly, improve risk management, and enhance user experiences by ensuring data accuracy and reliability.

Who Is the Company Behind Smile?

  • Seller: Smile
  • Year Founded: 2021
  • HQ Location: Singapore, SG
  • LinkedIn® Page: www.linkedin.com
    17 employees on LinkedIn®

SocialAPI

Unified REST API for publishing, reading, and responding across 11 social platforms natively integrated with AI agents through MCP, eliminating the need for developers to build separate integrations for each channel.

Who Is the Company Behind SocialAPI?

SocialAPIs

SocialAPIs is a unified REST API for public social-media data. One authentication, one rate limit, and 50+ endpoints across Facebook (pages, posts, marketplace, ads, groups, reels) and Instagram (profiles, posts, reels, hashtags). No Facebook app registration or OAuth flow required. Ships with official Python, JavaScript/TypeScript, and Go SDKs, plus an MCP server for AI-agent integrations (Claude Desktop, ChatGPT). Structured JSON responses, credit-based billing, 200 free API calls per month with no credit card. Paid plans from $4.99/mo. A lower-friction alternative to Bright Data, Apify, RapidAPI, and ScraperAPI for social-media use cases. **Pricing** (enter real tiers): Free — $0/mo — 200 credits Pro — $4.99/mo — 1,500 credits Ultra — $49/mo — 30,000 credits Mega — $179/mo — 120,000 credits Enterprise — custom

Who Is the Company Behind SocialAPIs?

Speakeasy

Speakeasy is the AI control plane for enterprise AI. The platform gives security and platform teams one governed path for every AI agent, MCP server, and Skill in a company, so they can understand how AI is used, define what it can access, and enforce those rules on every agent action. Identity providers were built for people signing in to apps, and agents fall back on borrowed credentials and shared service accounts. Speakeasy extends the identity provider a company already runs, including Okta, Microsoft Entra ID, and any SAML or OIDC provider, to AI agents. Every agent acts under its own identity, with access scoped by existing teams and roles. Every prompt, response, and tool call is checked against policy in real time, threats like prompt injection, PII exposure, and leaked credentials are blocked in flight, and every allow-or-deny it. Speakeasy is trusted by teams at Google, Mistral, MoonPay, Fifth Third, PlanetScale

Average Rating: 4.6/5.0

Total Reviews: 4

How Do G2 Users Rate Speakeasy?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.9/10)
  • Scalability: 9.4/10 (Category avg: 9.0/10)
  • API Testing: 8.9/10 (Category avg: 8.8/10)
  • Orchestration: 8.9/10 (Category avg: 8.7/10)

Who Is the Company Behind Speakeasy?

  • Seller: Speakeasy
  • Year Founded: 2022
  • HQ Location: San Francisco, California, United States
  • LinkedIn® Page: www.linkedin.com
    46 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Marketing and Advertising
  • Company Size: 75% Large, 25% Medium

What Do G2 Reviewers Say About Speakeasy?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Speakeasy, thanks to its intuitive interface and helpful safety features.
  • Users value the out-of-the-box features of Speakeasy, including OAuth and convenient page numbering.
Cons
  • Users experience slow performance during maintenance or due to inadequate server management, impacting overall usability.
  • Users experience performance issues with Speakeasy, including occasional downtime and delays during international calls.
  • Users find that slow loading occurs when server knowledge on retries is insufficient, impacting their experience negatively.

What Are Recent G2 Reviews of Speakeasy?

Specmatic

Specmatic is a visual AI-ready API testing and governance platform that transforms API specifications into executable contracts, enabling development teams to validate API implementations, perform service virtualisation, and monitor API ecosystem health without writing code. This comprehensive solution addresses the critical challenges faced by organisations using microservices architectures, where API compatibility issues often emerge late in the development cycle. Built on the open-source Specmatic engine, the platform serves software development teams, QA engineers, API architects, and engineering managers who need to ensure reliable API integrations whilst maintaining development velocity. The platform consists of two integrated components: Studio provides a visual, no-code interface for contract testing, API mocking, and specification management, whilst Insights delivers organisation-wide API governance through dependency visualisation and adoption analytics. Teams can either directly access the underlying Specmatic engine via CLI for programmatic control or leverage Studio's graphical interface for collaborative workflows. Key Features and Benefits: • Visual Contract Testing: Automatically generates and executes comprehensive API tests from specifications (OpenAPI, AsyncAPI, GraphQL, gRPC, WSDL, Arazzo) without requiring code, enabling cross-functional teams to participate in API quality assurance • Intelligent Service Virtualisation: Creates realistic API mocks based on specifications with fault injection capabilities, allowing teams to test against dependencies and simulate error conditions like timeouts and service failures • Backward Compatibility Validation: Integrates with Pull/Merge Request workflows to identify breaking changes before code implementation, preventing integration issues from reaching production environments • Multi-Protocol Support: Supports diverse API specifications and communication protocols including HTTP (REST), Kafka, JMS, Google Pub/Sub, SOAP, JDBC, RESP (Redis), and Avro in a language-agnostic manner • Organisational API Governance: Provides service mesh visualisation, contract adoption tracking, and integration health monitoring through centralised dashboards that aggregate data from multiple development environments The platform enables teams to practice contract-driven development by treating API specifications as living, executable documents rather than static documentation. This approach reduces dependency on integration testing, accelerates parallel development of services, and provides early detection of compatibility issues. Development teams can work independently whilst maintaining API contract compliance, significantly reducing time-to-market for new features and services. Specmatic Studio & Insights integrates seamlessly with existing CI/CD pipelines and development workflows, making it suitable for organisations of varying sizes that need to scale their API testing and governance practices without increasing technical complexity or resource requirements.

Who Is the Company Behind Specmatic?

StayingAPI

StayingAPI gives developers and AI agents live accommodation data from Airbnb, Booking.com, Vrbo, and Google Hotels through one API, all in the same schema. You get search, availability, live prices, cross-OTA price comparison, reviews, and full listing details, so you don't have to build and maintain a separate scraper for each site. Call it over REST, or point an AI agent at the native MCP server. There's a free key with no card, pricing is credit-based, and you're not billed for failed or empty calls.

Who Is the Company Behind StayingAPI?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated February 24, 2026