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POST
/
auth
/
refresh
Refresh Token
curl --request POST \
  --url https://api.example.com/auth/refresh \
  --header 'Content-Type: application/json' \
  --data '
{
  "refreshToken": "<string>"
}
'
{
  "timestamp": "2026-03-09T10:30:00.000+00:00",
  "status": 400,
  "error": "Bad Request",
  "message": "Validation failed",
  "errors": [
    {
      "field": "refreshToken",
      "message": "must not be blank"
    }
  ]
}
Exchanges a valid refresh token for a new access token and refresh token pair. Use this endpoint when your access token has expired to maintain an authenticated session without requiring the user to log in again.

​
Request Body

​
refreshToken
string
required
The refresh token obtained from the login or previous refresh response.

​
Response

​
token
string
New JWT access token used to authenticate API requests. Include this token in the Authorization header as Bearer {token}.
​
refreshToken
string
New refresh token for future token refresh requests. The previous refresh token is invalidated.
​
type
string
Token type, always returns Bearer.

​
Example Request

curl -X POST https://api.dailytracker.com/auth/refresh \
  -H "Content-Type: application/json" \
  -d '{
    "refreshToken": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwidHlwZSI6InJlZnJlc2giLCJpYXQiOjE1MTYyMzkwMjJ9.Kx3w8c9fR5mS4jD7eL2qP1vN8bT6zY0aH3sG9fK1mLp"
  }'

​
Example Response

{
  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c",
  "refreshToken": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwidHlwZSI6InJlZnJlc2giLCJpYXQiOjE1MTYyNDAwMDB9.mNp8sK2wH7jR6eY4tL9vQ3xB1zC5aD0fG8hJ2kM4nOp",
  "type": "Bearer"
}

​
Error Responses

{
  "timestamp": "2026-03-09T10:30:00.000+00:00",
  "status": 400,
  "error": "Bad Request",
  "message": "Validation failed",
  "errors": [
    {
      "field": "refreshToken",
      "message": "must not be blank"
    }
  ]
}

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