The Prelude v2 API is a REST API and uses standard HTTP features and statuses.

The current URL is https://api.prelude.dev/v2.

The v2 APIs are currently in beta. Contact us to get credentials.

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Authentication

To perform requests on the API, you need to provide a v2 API token in the Authorization header.

Example request
curl --request POST \
     --url 'https://api.prelude.dev/v2/*' \
     --header 'Accept: application/json' \
     --header 'Authorization: Bearer <API_TOKEN>'

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Errors

The Prelude API returns errors using a JSON object in the response body with a machine-readable code and a human-readable message and a param field.

See Errors for more details.

Verify API

Verify a phone number using OTP messages.

Transactional

Send transactional messages to your users.

Watch

Identify trustworthy phone numbers to mitigate fake trafic or trafic involved in fraud and international revenue share fraud (IRSF).

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