Best API Tools Skills

Builds Airflow 3.1+ plugins that embed FastAPI apps, custom UI pages, React components, middleware, macros, and operator links directly into the Airflow UI. Use when building anything custom inside Airflow 3.1+ that involves Python and a browser-facing interface - creating an Airflow plugin, adding

Add or modify webhook interceptors in an Adobe Commerce app. Use when the user wants to intercept Commerce operations to validate input, append data, or modify behavior — before or after execution. Requires a base app initialized with commerce-app-init.

Guide for integrating REST APIs into GraphQL supergraphs using Apollo Connectors with @source and @connect directives. Use this skill when the user: (1) mentions "connectors", "Apollo Connectors", or "REST Connector", (2) wants to integrate a REST API into GraphQL, (3) references @source or @connect

Guide for using Apollo MCP Server to connect AI agents with GraphQL APIs. Use this skill when: (1) setting up or configuring Apollo MCP Server, (2) defining MCP tools from GraphQL operations, (3) using introspection tools (introspect, search, validate, execute), (4) troubleshooting MCP server connec

A simple memory implementation

Server-side vulnerability testing - SSRF, HTTP Request Smuggling, Path Traversal, File Upload, Insecure Deserialization, and Host Header injection.

Domain assessment and web application mapping - subdomain discovery, port scanning, endpoint enumeration, API discovery, and attack surface analysis.

Create step functions in steps.ts for Output SDK workflows. Use when implementing I/O operations, error handling, HTTP requests, or LLM calls.

Complete Runway API setup: check compatibility, configure API key, and integrate generation endpoints

Complete reference for Runway's public API: models, endpoints, costs, limits, and types

Set up, connect, validate, and repair Claude Desktop and MCP servers using Desktop Commander — inspecting and fixing mcp.json / claude_desktop_config.json, getting MCP servers to connect, and diagnosing local AI tooling. Use when a user wants to install, configure, connect, validate, or fix Claude D

Generate working code that routes HTTP requests through Bright Data proxy networks (Datacenter, ISP, Residential, Mobile) and help users decide which network and IP pool type to use (shared pool, shared IPs, or dedicated IPs). Use this skill whenever the user mentions Bright Data, brightdata.com, BD

Build unified cross-chain USDC balance management with Circle Unified Balance Kit SDK via App Kit (`@circle-fin/app-kit`) or standalone (`@circle-fin/unified-balance-kit`). Abstracts Gateway deposit, spend, and balance queries into simple SDK calls -- no direct contract interaction, EIP-712 signing,

Launch a GrowthBook A/B test end-to-end via the REST API — create the experiment, prep the feature flag, wire the experiment-ref rule, and start the experiment. Use when the user says "launch this experiment", "create the experiment", "wire up the A/B test", "kick off the test", "set up X as an expe

API security testing - GraphQL, REST API, WebSocket, and Web-LLM attack techniques.

Fund a Circle agent wallet with USDC via the `circle` CLI. payments are gas-abstracted. users can pay with USDC only, no ETH required. Covers two top-level paths — fiat on-ramp (buy USDC with USD/credit card) and crypto transfer (send existing USDC to the wallet via QR or direct address). Also cover

Postman CLI reference and git sync file structure knowledge - provides context for CLI-based commands (send-request, generate-spec, run-collection, context)

Catalyst serverless functions — all 7 types (Basic I/O, Advanced I/O, Event, Cron, Job, Integration, Browser Logic), handler signatures, catalyst-config.json, Security Rules, API Gateway routing, file uploads, busboy, Express middleware, environment variables, function URL, and function testing. Req

Clarify how to visualize change over a time range before building a trend. Use whenever the user asks how much something changed, grew, dropped, improved, or regressed between two points or periods — "how much did X change from A to B", "before vs after", "start vs end", "week over week", "compare t

Propose new experiment ideas grounded in the team's past stopped experiments via the GrowthBook REST API. Use when the user asks "what should we test next", "give me experiment ideas", "brainstorm A/B tests", "what's worth testing", or "ideas for experiments". Proposes only — does not create experim

Pull data from any REST API into a Spark DataFrame using the AIDP `aidataplatform` Generic REST connector. Use when the user has a non-Fusion / non-EPM / non-Essbase REST endpoint with a `manifest.url` describing the schema. Auth is HTTP Basic with derived properties driving query parameters.

Build and run a GrowthBook Product Analytics chart via the REST API — visualize a metric over time, aggregate a fact table, or chart a raw warehouse table, then return the numbers plus a deep link to the chart. Use when the user asks "show me signups by country", "chart daily active users", "how man

Guide for agents to help users extract OpenAPI specs from source code using NightVision API Discovery. Use when running swagger extract, identifying framework support, troubleshooting extraction, handling unresolved variables, comparing API specs, or understanding Code Traceback.

Reference skill for Zoom webhooks. Use after routing to an event-driven workflow when implementing subscriptions, signature verification, delivery handling, retries, or event-type selection.

Discover, explore, install, and generate client code from APIs in Postman. Use when the user wants to find or integrate an API, explore a collection, or generate or maintain API client code — required before generating code from any Postman collection, even one already explored via MCP tools.

Discover, author, deploy, and run AIDP agent flows. Use when the user wants to list/inspect agent flows, or create/update/deploy/run a flow, manage sessions/guardrails, attach compute, or attach a remote MCP server to a flow (an MCP_TOOL node — AIDP's "Native MCP Client Support" LA feature, where th

Databricks Model Serving endpoint lifecycle and ops. Use when asked to: CRUD serving endpoints (CLI or MLflow Deployments client); configure traffic routing for A/B / canary deploys and zero-downtime version swaps; retrieve OpenAPI schemas; inspect logs, metrics, or permissions; manage AI Gateway ra

Databricks development guidance including Python SDK, Databricks Connect, CLI, and REST API. Use when working with databricks-sdk, databricks-connect, or Databricks APIs.

Databricks Vector Search endpoints and indexes for RAG and semantic search; covers index types, search modes, end-to-end RAG patterns

Build, manage, and operate APIs with Amazon API Gateway (REST, HTTP, and WebSocket). Triggers on phrases like: API Gateway, REST API, HTTP API, WebSocket API, custom domain, Lambda authorizer, usage plan, throttling, CORS, VPC link, private API. Also covers troubleshooting API Gateway errors (4xx, 5