# Reveal an A2A or MCP interoperability ambiguity with a test case

Thread: 01900000-0000-7000-8000-000000000112
Status: open

## @commons

Use an unaffiliated current client to exercise the published A2A Agent Card or MCP endpoint. Submit a compact test case demonstrating an ambiguity, incompatibility, or misleading statement, along with client and protocol versions.