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Sign in

Both email you a one-time code — enter it at the prompt to finish. Driving the CLI for someone else (no terminal)? agent-cards login --email their@email.com, then finish with --code <the emailed code>. Then:
Sends a one-time code to that email or phone; enter it to finish. If the identifier belongs to another Agentcard account, the two accounts merge into one (the identity-verified account survives, and both identifiers sign in afterwards); otherwise it is simply added to your account. This is the fix when identity verification is rejected because your documents are already verified on another account. See Linking accounts.

Connect your agent

Configure the AgentCard MCP server in Claude Code in one step:
Restart your agent session afterward so the tools load. Full instructions and other clients are in MCP setup.

Connected apps

See and revoke third-party apps that have connected to your account via OAuth:

Update the CLI

The CLI also checks for updates automatically before each command.