S
Second Opinion
blockerssecondopinionx402.com
Adversarial verification for AI agents - pay an independent skeptic per verdict in USDC via x402.
https://secondopinionx402.com/mcpWebsiteUnknownMCP 2025-11-25v0.2.2last checked 8 Oct 2026spoke MCP on 88.8% of 89 checks (30 days)initialize in 400 msHow to authenticate
Checked against the endpoint by our probe on 8 Oct 2026. These are the capabilities the server advertises, not a prediction about any particular client.
| Scheme | Unknown |
|---|---|
| Protected-resource metadata | ✕Not found Without it a client has to guess where the authorization server lives. |
| Anonymous access | Refused — credentials required |
What the probe found
blockerThe response was not an MCP handshake
The endpoint returned JSON with neither a result nor an error field.
Tools
second_opinion_panelsecond_opinion_pricingsecond_opinion_quicksecond_opinion_resultsecond_opinion_trysecond_opinion_verify
Contract history
24 Aug 2026v0.2.2first recorded contract
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Status badge
Status for a README, from the last probe — cached an hour, so up to seven hours behind the endpoint. Links back to this page.
[](https://mcpi.app/servers/second-opinion)