Open API documentation

Welcome to UniSat Developer Center documentation

Please read Developer Service Legal Disclaimer before using the OpenAPI below.

Overview

UniSat Developer Service is open to community developers, allowing you to explore the world of Bitcoin and ordinals. You can deploy your own inscribing services, build wallet applications, develop browsers, and much more using the API.

Getting an API Key

To use the OpenAPI, please register and log in at the UniSat Developer Center. Once registered, you can directly obtain a free-plan API key through the developer center.

When you obtain the API key, please add it to the request header with the Authorization format as follows:

curl -X 'GET' \
  'https://open-api.unisat.io/v1/indexer/blockchain/info' \
  -H 'accept: application/json' \
  -H 'Authorization: Bearer YOUR_API_KEY'

Endpoint URLs

Network	URL	Swagger
Mainnet	https://open-api.unisat.io https://open-api-s1.unisat.io (Only WhiteList)	https://open-api.unisat.io/swagger.html
Testnet	https://open-api-testnet.unisat.io	https://open-api-testnet.unisat.io/swagger.html

Rate Limits

API Tier	Rate Limit
Free	5 calls/second , up to 2,000 calls/day

If you require higher limits than those provided by our free plan, you can directly purchase a higher-tier plan through the UniSat Developer Center.

Issues & Feature Requests

For issue reports and feature requests, please visit the repository below:

• https://github.com/unisat-wallet/unisat-dev-support/issues