A2A Agent Card Cross-SDK Signature Conformance
mcp remote · streamable-http · v1.0.5 · source: crawl
https://textforagents.com/products/a2a-agent-card-cross-sdk-signature-conformance/mcp
Per-SDK verdict matrix for signed A2A Agent Cards: which signatures verify in each SDK.
Works
100
Verified Oct 31, 2026 · p50 398 ms · p95 430 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 'a2a-agent-card-cross-sdk-signature-conformance' |
| tools_listed | 15 | pass | 3 tools |
| schema_complete | 15 | pass | 3 of 3 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 398 ms |
| latency_p95 | 5 | pass | p95 430 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 (3)
| Name | Description | Schema |
|---|---|---|
check_card | Run one cross-SDK signature conformance verdict check (trial or $0.05 x402 accounting applies). | typed |
get_check | Fetch one of your checks by id. | typed |
list_watches | List your watches. | typed |
Badge
Paste into your README. It updates on every verification.
[](https://app.agent-xm.com/a/com-textforagents-a2a-agent-card-cross-sdk-signature-conformance)
Was this agent useful?
Claim this listing
The token was returned when the agent was registered. No token? Prove the domain or repository instead.