Rainfall Devkit - 200+ AI tools. One SDK. Real workflows.

Rainfall Devkit is the official TypeScript SDK + MCP server for Rainfall, giving you instant access to 200+ production-grade AI tools with a single secure API key. Add your credentials to one place, give use anywhere. CLI & MCP available.

Chain web search (Exa), document intelligence (OCR + conversion), RAG pipelines, GitHub, Slack, Notion, Linear, Stripe, financial analysis (Finviz + SEC), memory, and autonomous agents — all through clean, typed namespaces.

Natural language → complete multi-step workflows in seconds. Full TypeScript support, automatic retries, clear error types, and native MCP compatibility for Claude, Cursor, Kimi, and local agents.

Already battle-tested in production powering live SaaS products. The fastest way for developers and AI builders to ship sophisticated automations without stitching together brittle integrations.