Base URL
All API requests should be made to:Authentication
All API requests require authentication using an API key. Include your API Key in theAuthorization header:
Documentation Index
Fetch the complete documentation index at: /llms.txt
Use this file to discover all available pages before exploring further.
Send transactional emails programmatically using the AutoSend REST API. This guide covers details of all APIs, request/response formats, and best practices.
https://api.autosend.com
Authorization header:
Authorization: Bearer AS_xxxxxx
| Code | Meaning | Description |
|---|---|---|
200 | OK | Request succeeded |
400 | Bad Request | Invalid request parameters |
401 | Unauthorized | Missing or invalid API key |
402 | Payment Required | Payment required |
403 | Forbidden | API key doesn’t have required access |
404 | Not Found | Resource doesn’t exist |
429 | Too Many Requests | Rate limit exceeded |
500 | Internal Server Error | Something went wrong on our end |
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