Bun docs MCP: what works in Claude, ChatGPT, Cursor, and Grok Bot
Search, list and read pages of the Bun runtime documentation.
Registry name: (v) | GitHub 96274 stars
Set it up
URL https://bun.sh/docs/mcp. No sign-in. Paste the URL and it connects. Copy-paste setup: Claude | Claude Code | Cursor | VS Code | ChatGPT
Status grid
| App | Status | Date tested |
|---|---|---|
| Claude | Untested | Not yet tested |
| ChatGPT | Untested | Not yet tested |
| Cursor | Untested | Not yet tested |
| Grok Bot | Untested | Not yet tested |
| MCP Inspector (reference client) | Untested | Not yet tested |
| MCP TypeScript SDK (reference client) | Works | Sat Oct 17 2026 |
Hands-on test results
| App | Task | Result | Time | Detail | Date tested |
|---|---|---|---|---|---|
| MCP TypeScript SDK (reference client) | connect (no auth) | Works | 315 ms | Connected without sign-in in 315 ms. | Oct 17, 2026, 12:34 PM CT |
| MCP TypeScript SDK (reference client) | list tools | Works | 154 ms | 4 tools: search_bun, read_bun_page, list_bun_pages, grep_bun. | Oct 17, 2026, 12:34 PM CT |
| MCP TypeScript SDK (reference client) | search_bun ("model context protocol") | Works | 81 ms | search_bun: about 1 KB returned. "No strong matches for "model context protocol" , the closest sections only share a word or two with it and may be unrelated. Try different " | Oct 17, 2026, 12:34 PM CT |
| MCP TypeScript SDK (reference client) | list_bun_pages | Works | 77 ms | list_bun_pages: about 221 KB returned. "1565 pages under /: /blog , blog /blog/behind-the-scenes-of-bun-install , Behind The Scenes of Bun Install , Learn how Bun is able to cut" | Oct 17, 2026, 12:34 PM CT |
| MCP TypeScript SDK (reference client) | search with nonsense query | Works | 75 ms | search_bun: 100 characters returned. "No results for "zqxjvflurbo938 qpwmz". Try fewer or different words, or grep_bun for an exact match." | Oct 17, 2026, 12:34 PM CT |
| MCP TypeScript SDK (reference client) | error handling (missing required input) | Works | 74 ms | search_bun: tool error, 32 characters returned. "search_bun: `query` is required." | Oct 17, 2026, 12:34 PM CT |
Oct 17, 2026, 12:34 PM CT, MCP TypeScript SDK (reference client): Scripted client using the official MCP TypeScript SDK against https://bun.sh/docs/mcp (Streamable HTTP, protocol 2025-06-18). No sign-in needed. Server Bun v1.0.0. Read-only tasks only, chosen from the server's own tool list. 6 of 6 tasks passed.
Automated handshake
No public remote endpoint to check (local or package-only server).
Gotchas
- MCP TypeScript SDK (reference client): Large response (about 221 KB). Heavy on context.
FAQ
Does the Bun docs MCP server work?
In our hands-on test on Oct 17, 2026, 6 of 6 tasks passed. Main gotcha: Large response (about 221 KB). Heavy on context.
What is the Bun docs MCP server URL?
https://bun.sh/docs/mcp (Streamable HTTP).
Does the Bun docs MCP server need sign-in?
No sign-in. Paste the URL and it connects.
How do I add the Bun docs MCP server to Claude, Cursor, VS Code or ChatGPT?
Follow our copy-paste setup guides: https://connectorreport.com/c/bun-docs/setup/claude https://connectorreport.com/c/bun-docs/setup/claude-code https://connectorreport.com/c/bun-docs/setup/cursor https://connectorreport.com/c/bun-docs/setup/vscode https://connectorreport.com/c/bun-docs/setup/chatgpt
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