Contribution Exchange
com.signalaf/contribution-exchange
Contribution Exchange MCP: domain discovery, policies, preflight, proposals, and signals.
Description as published in the official MCP registry.
Answers, but asks for payment (HTTP 402) before the handshake. Checked 2026-10-04.
What we measured
| Endpoint | https://signalaf.com/api/exchange/mcp | registry |
|---|---|---|
| Handshake | Answers, but asks for payment (HTTP 402) before the handshake (465 ms) | our check, 2026-10-04 |
| GitHub stars | 6 | github.com/SunrisesIllNeverSee/sigrank-app |
| Last push | 2026-10-03 | GitHub API |
| Licence | MIT | GitHub API |
| Registry version | 1.0.0 · active · updated 2026-08-26 | registry |
Signed reports
No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows a real call went through, not just an opinion. How to file one.
Connect
claude mcp add --transport http contribution-exchange https://signalaf.com/api/exchange/mcpCommands are built from the registry entry. Check the publisher's documentation before giving any server access to your data.
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Badge for your README
Shows the result of our latest check and links back to this page.
[](https://openforallofus.com/tools/com.signalaf/contribution-exchange)Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name com.signalaf/contribution-exchange.