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POST
/
v2
/
auth
/
oauth2
/
token
Exchange authorization code or refresh token for tokens
curl --request POST \
  --url https://api.cal.com/v2/auth/oauth2/token \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "client_id": "my-client-id",
  "grant_type": "authorization_code",
  "code": "abc123",
  "redirect_uri": "https://example.com/callback",
  "client_secret": "<string>"
}
'
{
  "access_token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
  "token_type": "bearer",
  "refresh_token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
  "expires_in": 1800
}

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json

Token request body. client_id is required. Accepts application/x-www-form-urlencoded (RFC 6749 standard) or application/json. Use grant_type 'authorization_code' with client_secret (confidential) or code_verifier (public/PKCE), or grant_type 'refresh_token' with client_secret (confidential) or just the refresh_token (public).

​
client_id
string
required

The client identifier

Example:

"my-client-id"

​
grant_type
enum<string>
required

The grant type — must be 'authorization_code'

Available options:
authorization_code
Example:

"authorization_code"

​
code
string
required

The authorization code received from the authorize endpoint

Example:

"abc123"

​
redirect_uri
string
required

The redirect URI used in the authorization request

Example:

"https://example.com/callback"

​
client_secret
string
required

The client secret for confidential clients

Response

200 - application/json
​
access_token
string
required

The access token

Example:

"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."

​
token_type
string
required

The token type

Example:

"bearer"

​
refresh_token
string
required

The refresh token

Example:

"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."

​
expires_in
number
required

The number of seconds until the access token expires

Example:

1800