Index One
io.indexone/mcp
Query financial index data, run backtests, and deploy systematic investment strategies on Index One.
SearchInfrastructure
Findings
(connection)· transportStreamable HTTP error: Error POSTing to endpoint: {"jsonrpc": "2.0", "id": null, "error": {"code": -32020, "message": "Missing required MCP-Protocol-Version header. This server implements MCP 2026-07-28 only; upgrade the client or its MCP SDK."}}
Check history
updated 25d ago·re-checked weekly
| Date | Grade | Errors | Warnings |
|---|---|---|---|
| 2026-08-24 | auth required | — | — |
| 2026-08-17 | auth required | — | — |
| 2026-08-10 | auth required | — | — |
| 2026-08-03 | unreachable | — | — |
| 2026-07-27 | auth required | — | — |
| 2026-07-20 | auth required | — | — |
Graded by connecting to the live server and validating every tool schema. Grades re-run on every sync. Findings and grades are never editable by the publisher.
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