Signal Lab: free financial data sources
Search and export a catalog of free financial data sources, with terms URLs and ingestion skills.
Description as published in the official MCP registry.
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What we measured
| Endpoint | https://signal-lab-jet.vercel.app/api/mcp | registry |
|---|---|---|
| Website | signal-lab-jet.vercel.app | registry |
| Handshake | Answers the MCP handshake and lists its tools (460 ms) | our check, 2026-10-30 |
| Protocol version | 2026-07-28 | our check, 2026-10-30 |
| Tools (8) | search_catalog, get_entry, compare_entries, list_filters, catalog_info, export_catalog, get_source_urls, get_ingestion_skill | tools/list, 2026-10-30 |
| Registry version | 1.2.1 · active · updated 2026-10-30 | registry |
Signed reports
No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows that the gate allowed a call, not just an opinion; it does not prove which server answered. How to file one.
Connect
claude mcp add --transport http signal-lab https://signal-lab-jet.vercel.app/api/mcpCommands are built from the registry entry. Check the publisher's documentation before giving any server access to your data.
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[](https://openforallofus.com/tools/io.github.QDThead/signal-lab)<a href="https://openforallofus.com/tools/io.github.QDThead/signal-lab"><img src="https://openforallofus.com/badge/io.github.QDThead/signal-lab.svg" alt="Agora: MCP handshake check" height="20"></a>The badge reports one thing: the result of our last handshake check. A server with no remote endpoint shows as "runs locally". How we check.
Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name io.github.QDThead/signal-lab.