Feature

MCP Server

Model Context Protocol server for AI agents.

107 providers 1864 APIs 84 declared variants

The provider publishes a Model Context Protocol server so agents and assistants can call its capabilities as tools without a bespoke integration. The fastest-growing surface in the catalog.

107 API providers on the APIs.io network offer mcp server. The highest-rated are Solo.io, Trulioo, Figma, Postman, Vapi.

Providers

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 37 Complete, well-documented, and agent-ready
Solo.io Solo.io is a cloud-native application-networking company founded in 2017 that builds enterprise and open-so... 15 APIs 81.9 Trulioo Trulioo is a Vancouver-based global identity verification platform that operates GlobalGateway, a single-AP... 19 APIs 80.8 Figma Figma is a collaborative interface design tool with a comprehensive REST API for accessing and manipulating... 16 APIs 76.8 Postman Postman is the world's leading API platform, used by 35+ million developers to design, build, test, documen... 39 APIs 75.8 Vapi Vapi is a San Francisco-based voice AI platform that lets developers build real-time, low-latency voice age... 15 APIs 75.7 fal fal (Features and Labels, Inc.) is a generative media platform providing the world's fastest API for runnin... 12 APIs 75.1 Avalara Avalara helps businesses of all sizes get tax compliance right. We deliver cloud-based solutions that work ... 73 APIs 75.0 GitHub Copilot APIs and resources for GitHub Copilot, an AI pair programmer that helps you write code faster. 12 APIs 75.0 Exa Exa is a web search API and AI research platform built specifically for LLMs and agents — semantic and keyw... 19 APIs 74.9 Merge Merge is the connective infrastructure for production AI. The Merge Unified API offers one API surface acro... 118 APIs 73.4 Fastly Fastly is an edge cloud platform that helps customers create great digital experiences quickly, securely, a... 80 APIs 73.3 Socket Socket is a developer-first supply-chain security platform that protects applications from malicious depend... 19 APIs 72.9 Pipedream Pipedream is a developer-centric integration platform providing three product lines: Workflows (code-level ... 16 APIs 72.8 Boomi Boomi is a leading integration platform that allows organizations to connect applications, data, and people... 20 APIs 72.4 Knock Knock is notifications infrastructure as a service — a product and customer messaging platform you use to p... 35 APIs 72.2 Okta Okta is the workforce identity incumbent — its Identity Cloud platform (also called the Okta Workforce Iden... 28 APIs 72.0 Buildkite Buildkite is a hybrid CI/CD platform that combines a hosted control plane (pipelines.buildkite.com) with se... 23 APIs 71.8 Paragon Paragon is the Integration Infrastructure Platform for B2B SaaS and AI products. The platform combines Conn... 10 APIs 71.2 Apidog Apidog is an all-in-one API development platform that connects the entire API lifecycle: visual API design,... 1 API 71.0 GreyNoise Intelligence GreyNoise Intelligence collects and analyzes Internet-wide scan and attack traffic from a global network of... 10 APIs 70.2 Tomorrow.io Tomorrow.io is a Boston-based weather intelligence platform combining a global proprietary numerical weathe... 10 APIs 70.2 Cloudflare Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fas... 87 APIs 69.9 Commerce Layer Commerce Layer is the headless, multi-market commerce API used by global brands to sell everywhere — web, m... 148 APIs 69.5 Bright Data Bright Data is an Israeli web data platform and operator of the world's largest legitimate residential prox... 17 APIs 69.0 S&P Global S&P Global (NYSE SPGI) is the parent of S&P Global Ratings, S&P Global Market Intelligence, S&P Dow Jones I... 9 APIs 69.0 PropelAuth PropelAuth is a B2B SaaS authentication and multi-tenant user management platform purpose-built for organiz... 18 APIs 68.7 APIMatic APIMatic is a developer experience platform for APIs that specializes in automated SDK generation, API docu... 6 APIs 68.6 emnify emnify is a cloud-native global IoT cellular connectivity provider operating its own mobile core and SuperN... 29 APIs 68.3 Stytch Stytch is an authentication and identity infrastructure provider. Its Consumer and B2B APIs cover passwordl... 47 APIs 67.8 parcelLab parcelLab is a Munich-headquartered post-purchase experience platform (parcelLab GmbH) used by retailers in... 8 APIs 67.5 fireblocks Fireblocks is an institutional digital-asset and stablecoin infrastructure company providing MPC-secured cu... 35 APIs 67.2 reducto-ai Reducto is an AI document-parsing platform that turns unstructured PDFs, images, spreadsheets, slides, and ... 10 APIs 67.1 sensible-so Sensible is a document-automation API platform that extracts structured data from PDFs, images, spreadsheet... 7 APIs 67.1 Cumulocity Cumulocity is an enterprise AIoT (Artificial Intelligence of Things) platform that connects, manages, and a... 39 APIs 66.7 E2B E2B (e2b-dev) provides secure, isolated cloud sandboxes for AI agents and AI-generated code, built on a for... 14 APIs 66.6 Novu Novu is the open-source notification infrastructure for developers. A single REST API and workflow engine r... 19 APIs 66.4 Apollo GraphQL Apollo Graph, Inc. — trading publicly as Apollo and Apollo GraphQL — is the San Francisco company behind th... 11 APIs 66.1
Strong 29 Solid coverage with minor gaps
Hunter Hunter.io is an email-intelligence and outbound platform that finds, verifies, and enriches professional em... 8 APIs 65.7 Hyperbolic Hyperbolic is an open-access AI cloud and decentralized GPU marketplace serving 200,000+ builders with affo... 6 APIs 65.0 Prismatic The integration platform for B2B SaaS teams. Prismatic empowers everyone on your team with integration tool... 2 APIs 64.8 Recraft Recraft is a London-based AI design platform — founded in 2023 by Anna Veronika Dorogush (creator of the Ca... 5 APIs 64.8 Choreo WSO2 Choreo is an enterprise-grade Internal Developer Platform (IDP) and application orchestration platform... 16 APIs 64.6 Speakeasy The platform to Build APIs your users love. Best in class API tooling for robust SDKs, API docs, Terraform ... 20 APIs 64.4 dLocal dLocal (NASDAQ: DLO) is a Uruguay-headquartered emerging-markets payment infrastructure platform connecting... 16 APIs 64.1 Leonardo.AI Leonardo.AI is an Australian generative-AI company (acquired by Canva in July 2024) offering a Production A... 14 APIs 64.0 Lakera Lakera is an AI-native security platform that protects GenAI applications, agents, and workforces from prom... 4 APIs 63.2 CrewAI Cloud CrewAI Cloud (CrewAI AMP) is the managed Agent Management Platform for deploying, monitoring, scaling, and ... 6 APIs 62.9 WSO2 WSO2 API Manager is an open-source API management platform supporting REST, SOAP, and GraphQL with flexible... 90 APIs 62.6 Civitai Civitai is the largest open community for Stable Diffusion, SDXL, Flux, and video AI models — hosting over ... 12 APIs 62.4 WeatherAPI WeatherAPI.com provides real-time, forecast, historical, marine, future, astronomy, air quality, pollen, sp... 7 APIs 62.3 Wrike Wrike is a collaborative work management platform used by 30,000+ organizations. The Wrike Developer Platfo... 17 APIs 61.7 Inworld AI Inworld AI is a real-time voice AI infrastructure provider. The Inworld platform delivers text-to-speech, s... 7 APIs 61.6 Oxylabs Oxylabs is a Lithuanian (Vilnius-based) web intelligence platform providing premium proxy networks (Residen... 15 APIs 61.6 Encore Encore is a backend application framework and developer cloud that lets engineering teams build type-safe d... 6 APIs 61.4 Deel Deel is a global workforce platform combining payroll, Employer of Record (EOR), independent contractor man... 39 APIs 61.3 WHOOP WHOOP is a wearable health and performance company whose wrist-worn strap (WHOOP 5.0 and medical-grade WHOO... 7 APIs 61.0 Toolhouse Toolhouse is a Backend-as-a-Service platform for building, deploying, and managing "AI workers" (Toolhouse'... 8 APIs 60.9 Authorize.net Authorize.net is a leading payment gateway providing secure online payment processing for merchants. It off... 5 APIs 60.4 StackOne StackOne is an AI-powered embedded integration platform as a service (iPaaS) designed to simplify and accel... 33 APIs 60.4 Taboola Taboola (NASDAQ: TBLA) is a New-York-headquartered native and discovery advertising company founded in 2007... 16 APIs 60.1 Continue Continue is the open-source AI code assistant for VS Code and JetBrains, distributed under Apache 2.0. The ... 5 APIs 58.9 ActiveCampaign ActiveCampaign is a leading marketing automation platform that helps businesses of all sizes seamlessly eng... 36 APIs 58.7 arcade-dev Arcade.dev (formerly Arcade AI) is the MCP runtime for production AI agents — a platform that lets agents s... 8 APIs 58.5 Smithery Smithery is an MCP server registry and hosting platform that lets developers discover, publish, and connect... 9 APIs 58.3 APIToolkit (Monoscope) APIToolkit (now Monoscope) is an open-source-friendly API observability and monitoring platform that helps ... 7 APIs 58.1 Instabug (Luciq) Instabug — now rebranded as Luciq — is an agentic mobile observability platform covering bug reporting, cra... 13 APIs 56.0
Developing 21 Usable, with meaningful gaps to close
Conekta Conekta is a Mexico-based payment processor that lets businesses accept credit and debit cards, OXXO cash v... 25 APIs 55.9 1NCE 1NCE is a Cologne-headquartered global IoT connectivity provider best known for the IoT Lifetime Flat — a s... 22 APIs 55.1 Fern Fern is an SDK generation and documentation platform designed for the AI era. It transforms OpenAPI, AsyncA... 1 API 53.8 WunderGraph Full Lifecycle API Management for (Federated) GraphQL. Schema Registry, composition checks, analytics, metr... 11 APIs 52.8 Aligned News Aligned News is an AI-native intelligence and news platform that synthesizes AI-powered briefings from 63 c... 8 APIs 51.8 Apify Apify is a full-stack web scraping and browser automation platform that enables developers to build, run, a... 6 APIs 50.8 Wix Wix is a cloud-based web development platform that allows users to create professional websites and online ... 9 APIs 50.7 Better Stack Better Stack is a comprehensive infrastructure monitoring and observability platform that combines uptime m... 6 APIs 49.7 Epidemic Sound Epidemic Sound is a Stockholm-based royalty-free music and sound effects licensing platform for video creat... 9 APIs 49.7 Activepieces Activepieces is an open-source, no-code automation platform that enables users to streamline workflows by c... 9 APIs 49.6 Knit Knit is a unified API platform for B2B products, AI agents, and MCP clients, providing integrations infrast... 7 APIs 49.5 Blockdaemon Blockdaemon is an institutional blockchain infrastructure company founded in 2017 by Konstantin Richter. It... 11 APIs 48.9 AgentGateway AgentGateway is an open-source, AI-native proxy and gateway for routing, observing, and governing traffic t... 7 APIs 48.7 Casdoor Casdoor is an open-source, AI-first identity and access management (IAM) and MCP gateway authentication ser... 15 APIs 46.9 Lakera Lakera is an AI security company building runtime defenses for generative AI applications. Its flagship Lak... 6 APIs 46.8 HashiCorp Vault HashiCorp Vault is an open source tool for securely storing and accessing secrets. A secret is anything you... 9 APIs 46.5 US Census Bureau The U.S. Census Bureau is the federal statistical agency responsible for producing data about the American ... 19 APIs 44.7 Solo.io Solo.io provides enterprise infrastructure for cloud-native and AI-native environments, including API gatew... 4 APIs 43.8 Appium Appium is an open-source test automation framework governed by the OpenJS Foundation, designed to facilitat... 13 APIs 43.6 ACI.dev ACI.dev (Aipolabs Agent-Computer Interface) is an open-source tool-calling platform that hooks AI agents in... 4 APIs 43.5 Bifrost Bifrost is a high-performance open-source AI gateway that unifies access to 20+ AI providers through a sing... 4 APIs 43.4
Thin 10 Limited public surface area
Langflow Langflow is an open-source low-code visual builder for AI agents, RAG pipelines, and LangChain-based workfl... 15 APIs 41.1 Apache Doris Apache Doris is a high-performance, real-time analytical database based on MPP (Massively Parallel Processi... 1 API 40.2 Blissfully Blissfully was a SaaS management platform providing SaaS discovery, spend optimization, and workflow automa... 7 APIs 39.1 Healthie Healthie is a cloud, API-first EHR and practice management platform purpose-built for digital health startu... 1 API 37.9 The Philadelphia Inquirer The Philadelphia Inquirer is the largest newspaper in Pennsylvania, owned by the nonprofit Lenfest Institut... 4 APIs 35.8 Agent Skills A collection of resources, APIs, and standards related to AI agent skills and capabilities. Agent skills re... 3 APIs 32.8 Agentic AI Foundation The Agentic AI Foundation (AAIF) is a Linux Foundation project formed in December 2025 that brings together... 2 APIs 32.3 Factory Factory is an agent-native software development platform whose Droids act as autonomous AI engineers that p... 3 APIs 29.2 Isometric Isometric is a London- and New York-based certifier of climate solutions building an AI-native, science-led... 36 APIs 28.9 Sourcegraph Sourcegraph is a code intelligence platform that lets developers and AI agents search, navigate, understand... 10 APIs 28.5
Emerging 9 Early or largely undocumented
Glama Glama is an all-in-one AI workspace combining an MCP server marketplace and registry, a managed MCP gateway... 7 APIs 27.2 Cresta Cresta is a Mountain View / Sunnyvale, California contact center AI company spun out of the Stanford AI Lab... 25.5 Eyevinn Technology Eyevinn Technology is a Stockholm, Sweden based video streaming consultancy and open source company special... 8 APIs 25.3 Promptfoo Promptfoo is an open-source CLI and TypeScript/Node.js library for evaluating, red-teaming, and security-te... 20.9 io.net io.net is a decentralized GPU network for AI compute, built on Solana, that aggregates idle consumer and da... 8 APIs 20.1 Nx Nx is a smart, fast, extensible monorepo build system and integrated CI platform created and maintained by ... 10 APIs 19.4 SiteMinder SiteMinder is an Australian hotel commerce platform (ASX SDR) that connects hotels with more than 450 onlin... 5 APIs 18.7 Refact.ai Refact.ai is an open-source, local-first AI coding assistant and autonomous software-engineering agent buil... 2 APIs 17.4 FastMCP FastMCP is the fast, Pythonic framework for building Model Context Protocol (MCP) servers, clients, and app... 6 APIs 17.1
Minimal 1 Almost no public developer surface
AutoGen Studio AutoGen Studio is a low-code / no-code developer GUI from Microsoft Research for rapidly prototyping, compo... 8.5

What Providers Actually Declared

This feature is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

1NCE MCP Server (Python) exposes the 1NCE Management API to LLM agents over Model Context ProtocolAI Coding Agent Support (MCP Server)AI voiceover generation via the MCP server (browse artists, generate, status, download)API-based function calling and Model Context Protocol (MCP) tool access from AI AgentActionKit Universal API + MCP server for AI agentsAgent Handler MCP server surface for AI agentsAgents SDK on Durable Objects with WebSockets, scheduling, MCP supportApidog MCP ServerBuilt-in dLocal MCP Server for LLM-assisted integrationCitySDK JavaScript library and official Census Data API MCP server for AI assistantsCommunity SDKs (Python `hedgertronic/whoop`, MCP server `shashankswe2020-ux/whoop-mcp`)Continue Hub registry for sharing assistants, blocks, models, rules, prompts, docs, and MCP serversDeel MCP Server for AI agent integration with Claude Code, Cursor, and other MCP clientsDewey MCP ServerDocumentation MCP server at docs.emnify.com/_mcp/server for AI client integration (Claude Code, Cursor)Downloadable single-file MCP server for Claude Code, Claude Desktop, Cursor, and WindsurfEncore MCP Server exposing services, traces, metrics, source, and docs to AI agentsExa MCP server and Websets MCP server for agent tool integrationFastMCP Server, Client, and AppsFireblocks MCP Server for AI agentsGenerate MCP ServersHealthie Dev Assist — official MCP server for AI-assisted Healthie developmentHosted MCP server exposing Standard, protocols, and docs to AI agentsHunter MCP server and ChatGPT MCP server for agentic email-finder workflowsKnock MCP server (remote) at mcp.knock.app/mcp — OAuth 2.1 + PKCE; tool groups for resources, commits, debug, data, and docsLocal MCP server for the Metrics API (commercelayer/mcp-server-metrics) for AI-agent accessLuciq MCP Server with 10 tools across applications, crashes, occurrences, app hangs, bugs, reviewsMCP (Model Context Protocol) client — attach any local or remote MCP server as agent toolsMCP (Model Context Protocol) tool integration via `autogenstudio/mcp` and `/api/mcp` routesMCP GatewayMCP Gateway and MCP server integrations that expose sandboxes as tools to Claude, ChatGPT, and other MCP clientsMCP IntegrationMCP ServerMCP Server ConnectivityMCP Server DeploymentMCP Server GenerationMCP Server IntegrationMCP Server SupportMCP Server for AI AgentsMCP Server for AI-driven Fastly control

Showing 40 of 84 declared variants