API test succeeds but Claude Code or Codex cannot connect? Check these four things
If the API returns a response but Claude Code or Codex still cannot connect, check a working example, the API key's group and enabled status, the endpoint and authentication, and the specific error. Then verify the configuration in your target tool.
If the API returns a response but Claude Code or Codex still cannot connect, check a working example, the API key's group and enabled status, the endpoint and authentication, and the specific error. Then verify the configuration in your target tool.
This guide is part of the Agentovra developer knowledge base. It presents the practical context, configuration details, and troubleshooting steps for the topic above.
Use the examples and checks on this page as a starting point, then adapt them to your own project and tool configuration.