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OpenAI Docs vs Pinecone Docs MCP server
Verdict from our tests: OpenAI Docs passed more of our tasks (7 of 7) than Pinecone Docs (5 of 6). Both are in our documentation and docs search category.
| OpenAI Docs | Pinecone Docs | |
|---|---|---|
| Overall | Works | Partial |
| Tasks passed | 7 of 7 | 5 of 6 |
| Sign-in | None | None |
| Median task time | 284 ms | 280 ms |
| Slowest task | 482 ms | 1.3 s |
| Gotchas | 1 | 2 |
| Date tested | Oct 16, 2026 | Oct 16, 2026 |
OpenAI Docs: task by task
- Works connect (no auth) (482 ms)
- Works list tools (186 ms)
- Works search docs ("Responses API streaming") (320 ms)
- Works fetch a doc (Responses API streaming guide) (290 ms)
- Works list API endpoints (67 ms)
- Works search with nonsense query (284 ms)
- Works error handling (missing url) (47 ms)
OpenAI Docs gotchas
- list_api_endpoints returns about 25 KB of paths in one call.
Set up OpenAI Docs: Claude | Claude Code | Cursor | VS Code | ChatGPT
Pinecone Docs: task by task
- Works connect (no auth) (788 ms)
- Works list tools (280 ms)
- Works search docs ("hybrid search sparse vectors") (1.3 s)
- Works browse docs filesystem (ls /) (225 ms)
- Partial search with nonsense query (752 ms)
- Works error handling (number as query) (161 ms)
Pinecone Docs gotchas
- One search returned about 112 KB, including inline page scripts. Very heavy on context.
- A nonsense query returned about 96 KB of unrelated docs instead of an empty result.
Set up Pinecone Docs: Claude | Claude Code | Cursor | VS Code | ChatGPT
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