Exchange authorization code for grant token

Exchanges an authorization code for a signed grant token (RS256 JWT). If the authorization used PKCE (S256), a codeVerifier is required. Fires webhook events for grant.created and token.issued.

Rate limit: 20 requests/minute.

POST /v1/token

Exchange authorization code for grant token

cURL

curl --request POST \
  --url https://grantex-auth-dd4mtrt2gq-uc.a.run.app/v1/token \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "code": "<string>",
  "agentId": "<string>",
  "codeVerifier": "<string>"
}
'

201

{
  "grantToken": "<string>",
  "expiresAt": "2023-11-07T05:31:56Z",
  "scopes": [
    "<string>"
  ],
  "refreshToken": "<string>",
  "grantId": "<string>"
}

Authorizations

Authorization · string · header · required

Developer API key

Body

application/json

code · string · required

Authorization code from consent approval

agentId · string · required

codeVerifier · string

PKCE code verifier (required if code_challenge was used)

Response

201

application/json

Grant token issued

grantToken · string

Signed RS256 JWT

expiresAt · string<date-time>

scopes · string[]

refreshToken · string

grantId · string