Developer Resources

Build with Bazar

Integrate seller verification into AI agents, shopping platforms, and commerce applications. Enable trust signals that help buyers make informed decisions.

Documentation

Everything you need to integrate Bazar verification into your platform.

Featured

UCP Integration

Integrate with the Universal Commerce Protocol to expose seller verification to AI agents and platforms.

API Reference

Complete API documentation for programmatic access to verification data and proofs.

JSON Schemas

Machine-readable schemas for validation and code generation.

Universal Commerce Protocol

Enable AI-Powered Commerce

The Universal Commerce Protocol (UCP) is an open standard for agentic commerce. Bazar's seller verification extension allows AI agents like Gemini and ChatGPT to discover and display trust information about merchants.

  • Automatic discovery via /.well-known/ucp
  • Trust badges for AI shopping assistants
  • Blockchain-verified attestations
  • Cryptographic proof validation
/.well-known/ucp response200 OK
{
  "ucp": {
    "version": "2026-01-11",
    "capabilities": [{
      "name": "com.bazarproof.seller_verification",
      "version": "2026-01-11"
    }]
  },
  "seller_verification": {
    "status": "verified",
    "level": "business_attested",
    "trust_score": 85,
    "badges": [{
      "level": "business_attested",
      "label": "Business Attested"
    }]
  }
}

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