API Development Agent Skills

Building, testing and documenting APIs: specs, mock servers, contract checks. 45 API Development agent skills on Mcprush — 45 free.

45 agent skills

Every bundle is published in full, so you can read it before you install it
API Development

Generates complete, production-ready REST API endpoint specifications for any system or domain the user describes.

1.6k ctx standalone
Free Details

Reviews REST API designs during the planning phase against security, resilience, design, and operational best practices.

51.1k ctx standalone
Free Details

Guide for authoring Apollo Federation subgraph schemas: entities with @key, @shareable, federation directives and composition error…

9.7k ctx standalone
Free Details

API documentation workflow for generating OpenAPI specs, creating developer guides, and maintaining comprehensive API documentation.

825 ctx standalone
Free Details

You are an API mocking expert specializing in realistic mock services for development, testing, and demos.

11.1k ctx standalone
Free Details

Guide for building GraphQL servers with Apollo Server 5.x: resolvers, schema definitions, authentication, plugins, data sources and…

16.5k ctx standalone
Free Details

REST API gateway for ComfyUI servers. Workflow management, job queuing, webhooks, caching, auth, rate limiting, and image delivery (URL +…

23.6k ctx standalone
Free Details

Use consistent OpenAPI terminology and definitions when writing documentation, educational material, and tooling guidance.

3.3k ctx standalone
Free Details

Reference skill for Zoom webhooks. Use after routing to an event-driven workflow when implementing subscriptions, signature verification…

5.3k ctx standalone
Free Details

Entry point for all tRPC skills: decision-tree routing by task across initTRPC.create(), t.router(), t.procedure, createTRPCClient…

1.1k ctx standalone
Free Details

Master API documentation with OpenAPI 3.1, AI-powered tools, and modern developer experience practices.

2.1k ctx standalone
Free Details

API Development agent skills on mcprush, filed under one heading so the shelf can be read in one pass. The kinds are workflow, expertise, output format, voice & style and guardrail, and the one a skill belongs to, where its author declared it, is the fastest way to guess what it will do to your prompt.

What to look at before installing one is what it costs in context and what it takes away: a guardrail that refuses an action and a voice that rewrites a sentence are both skills, and only one of them will stop the agent doing something. Every skill here says what it costs in context, which kind it is where its author declared one, what it needs beside it to work and the licence it is published under, next to the publisher it came from and whether that publisher has been verified. The filters on the left narrow it further and the sort at the top decides what comes first.

A skill is not connected to anything: there is no endpoint to authorise and nothing routed through the gateway. Installing one drops a folder of instructions into the client’s own skill folder, and uninstalling it is deleting that folder. The exact line for each client is on the skill’s own page, because it differs by client rather than by skill.

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