Contribution Exchange
mcp remote · streamable-http · v1.0.0 · source: crawl
https://signalaf.com/api/exchange/mcp
https://github.com/SunrisesIllNeverSee/sigrank-app
Contribution Exchange MCP: domain discovery, policies, preflight, proposals, and signals.
Works
100
Verified Oct 31, 2026 · p50 902 ms · p95 906 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'contribution-exchange' |
| tools_listed | 15 | pass | 6 tools |
| schema_complete | 15 | pass | 6 of 6 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 902 ms |
| latency_p95 | 5 | pass | p95 906 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (6)
| Name | Description | Schema |
|---|---|---|
exchange_discover_domain | Determine whether a domain publishes a Contribution Exchange profile. Returns the canonical Exchange manifest, policy URLs, signal URLs, and whether the domain is self-hosted or delegated to a Steward | typed |
exchange_get_policy | Fetch the canonical Contribution Exchange policy for a domain or its delegated Steward. Returns authority ceilings, consideration limits, human-review requirements, and supported behavior. Read-only — | typed |
exchange_preflight | Evaluate a proposed contribution against the same policy logic used by the real proposal flow. Returns whether the proposal is likely to be auto-engaged, accepted for review, escalated to a human, or | typed |
exchange_list_signals | List domain-published Exchange Signals (problems, requests, challenges, bounties, verification tasks, discoveries, experiments). Read-only. Returns canonical URLs, signal revision, revision hash, and | typed |
exchange_get_signal | Get full detail for a single Exchange Signal by ID. Read-only. Returns the complete signal including constraints, participation rules, verification configuration, consideration declaration, and follow | typed |
exchange_get_attempt | Get detail for a signal attempt. Read-only. Enforces attempt visibility — actors may only read their own private attempts. Returns attempt status and verification result if available. Attempt status i | typed |
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[](https://app.agent-xm.com/a/com-signalaf-contribution-exchange)
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