Create a credentials file

Verify the account first, then generate ~/.claude/.credentials.json from your Claude session.

1Paste
2Verify
3Generate

Need this from a script? The same convert is available as a public JSON API. API documentation

claude credentials

# after convert: ~/.claude/.credentials.json
✔ session verified — you@example.com · Claude Max
wrote claudeAiOauth { accessToken, refreshToken, expiresAt }
❯ claude
✔ Logged in as you@example.com — Claude Max

More tools

Check Claude session

Verify your session and see plan + usage limits.

Open checker

Public JSON API

Convert, check and mint credentials from curl or a script. No API key.

Read the API docs