server: [] client: # Pending client-side support for the 2026-07-28 stateless lifecycle: the conformance client # still connects through the legacy handshake and has no SEP-2322 MRTR driver yet. - request-metadata - sep-2322-client-request-state # SEP-2243 client-side custom-header mirroring and invalid-tool header gating # are not implemented in `MCP::Client::HTTP` yet. - http-custom-headers - http-invalid-tool-headers # Client-side JSON Schema preservation gaps: `$ref` values must reach the caller unresolved. - json-schema-ref-no-deref - json-schema-2020-12-preservation # Unimplemented authorization extensions. - auth/dpop - auth/dpop-nonce - auth/wif-jwt-bearer # Fails one check added to the suite after the 0.2.0-alpha.10 requirements anchor. - auth/authorization-server-migration