Feature

Code & SDK Generation

Generate clients, types, or servers from the spec.

16 providers 37 APIs 11 declared variants

Tooling generates typed clients, server stubs, or schema types from the API description. Keeps integrator code in step with the contract instead of drifting after each release.

16 API providers on the APIs.io network offer code & sdk generation. The highest-rated are Amazon API Gateway, Microsoft Azure Quantum, Figma, WSO2, Factorial.

Providers

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

Strong 4 Solid coverage with minor gaps
Amazon API GatewayAmazon API Gateway is a fully managed service that makes it easy to create, publish, maintain, monitor, and...3 APIs65.8Microsoft Azure QuantumMicrosoft Azure Quantum is Microsoft's cloud quantum computing service — an open, multi-vendor platform tha...2 APIs62.1FigmaFigma is a collaborative interface design tool with a comprehensive REST API for accessing and manipulating...3 APIs59.3WSO2WSO2 API Manager is an open-source API management platform supporting REST, SOAP, and GraphQL with flexible...7 APIs58.6
Developing 5 Usable, with meaningful gaps to close
FactorialFactorial is an all-in-one HR, payroll, time, talent, finance, and IT management platform headquartered in ...1 API52.9APIMaticAPIMatic is a developer experience platform for APIs that specializes in automated SDK generation, API docu...1 API51.0LangWatchLangWatch is an open-source LLM observability, evaluation, and AI agent testing platform. Built around Open...1 API50.5Australia PostAustralia Post is Australia's primary postal operator, offering a developer platform with REST APIs for e-c...2 APIs46.5JeticJetic is the first and only cloud-native API & Integration Platform based on Apache Camel. An iPaaS solutio...1 API40.0
Thin 7 Limited public surface area
FernFern is an SDK generation and documentation platform designed for the AI era. It transforms OpenAPI, AsyncA...1 API38.7TurborepoTurborepo is a high-performance build system for JavaScript and TypeScript codebases, built by Vercel and w...1 API37.2AutoRestAutoRest is an open source tool from Microsoft (MIT License) that generates client libraries for accessing ...6 APIs36.1Apache CXFApache CXF is an open-source Java services framework governed by the Apache Software Foundation that helps ...1 API35.3Sparx Enterprise ArchitectSparx Enterprise Architect is a comprehensive modeling, design, and management platform for enterprise arch...4 APIs34.5Apache ThriftApache Thrift is a software framework for scalable cross-language services development. It provides an inte...2 APIs34.4API DashAPI Dash is a beautiful AI-powered open-source cross-platform API client built with Flutter, available on D...1 API28.9

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.

Code GenerationCopilot in Microsoft Quantum — AI-assisted Q# code generation and chemistry workflows on quantum.microsoft.comCross-Language Code GenerationDev Mode for handoff and code generationIdiomatic SDK GenerationMulti-Language Code GenerationOfficially generated SDKs for Ruby, Python, Java, PHP, TypeScript (axios), and Node.js serverOpenAPI definitions available for Locations and Delivery Partner APIs; Swagger code generation supportedSDK Generation`better-agents` standards repository for agent project scaffoldingturbo gen scaffolding for new apps and packages

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Work with this as data

Every feature here is available over the APIs.io API and to AI agents over MCP. Features is not yet its own endpoint on the v1 API. Reach it through catalog search and the tag graph, or the MCP server.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for features

3 MCP tools reach this
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
Search the catalog 
curl "https://apis.io/api/v1/search?q=code-generation&limit=10"
Everything under a tag 
curl "https://apis.io/api/v1/tags/code-generation"

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