HomeData APIOverviewIndex B3 Data API Reference Copy page Copy pageCopy as Markdown View as MarkdownOpen raw text in new tab Open in ChatGPTCopy page & open chat Open in ClaudeCopy page & open chat Open in PerplexitySearch with AI Copy MCP ServerCopy endpoint URL Connect to CursorInstall MCP in Cursor Connect to VS CodeInstall MCP in VS Code Reference entry point for B3 indexed blockchain data and profile APIs. Use the generated OpenAPI reference for endpoint-level request and response details. Raw Blockchain Data OpenAPI Spec Download the raw OpenAPI spec for B3 transactions, contracts, blocks, and chain data. Profiles API Identity and profile aggregation for B3 Global Accounts and connected wallets. Learn More Was this page helpful? Previous Bridges Next B3 Data API