API Integrations
API Reference
The full, interactive Nitrosend REST API reference, generated from our OpenAPI 3.1 spec
The complete, always-current Nitrosend REST API reference is generated from our OpenAPI 3.1 spec. Browse every endpoint, parameter, and response schema, with copy-paste examples in curl, JavaScript, and Python.
Quick facts
- Base URL:
https://api.nitrosend.com/v1/my - Auth:
Authorization: Bearer nskey_live_...— grab a key in Brand > API Keys at app.nitrosend.com - OpenAPI spec:
https://api.nitrosend.com/openapi.yaml— import it into Postman, an SDK generator, or your agent's tool schema
Info
Every plan, including free plans, has full API access. Plan limits apply to send volume, seats, and AI action allowances — not to the API itself.
Prefer a guided walkthrough with language examples? See the REST API guide. Operating from a terminal or CI? See the CLI overview.
