MCP OAuth Probe B

Server URL: https://mcp-offline-b.neo7x.dev/mcp

Authentication: OAuth. This is a mock server containing synthetic data only.

Initial challenge: mcp:access offline_access. Resource metadata: mcp:access.

Access token lifetime: 60 seconds. Refresh token lifetime: 30 days.

In ChatGPT, call get_probe_status, wait 90 seconds, then call it again. Compare refresh_count.