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Traces API: Low-Latency Block & Tx Traces | 1inch Business
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Traces API

Source blockchain data on demand.

Start buildingRead docs
Supported Chains 12
Abstract illustration for 1inch API product features

Build push notifications, charts, analytics & more

Get well-organized and detailed transaction data with extremely low latency.
Up-to-date information Detailed transaction data Full trace & event coverage
Access block traces with logs from block 1 to the latest almost instantly. The Traces API offers much lower latency than RPC traces and stays up to date, letting you monitor new blocks in real time.

Traces API supports 12 chains.

Ethereum
BNB Chain
Polygon
Optimism
Arbitrum
Gnosis
Avalanche
ZKsync
Base
Linea
Unichain
Sonic

1inch Business is built for faster workflows

Integrate in minutes, debug without leaving your IDE. Docs, SDKs, and auth optimized for agentic development.

Documentation

Get started quickly

Learn how to use the APIs with docs, guides, and code snippets.
Read API docs

Authentication

API Key or OAuth 2.1

Authenticate with a simple API key, or choose OAuth 2.1 with PKCE for rotating tokens, browser-based consent, and zero shared secrets.
See auth docs

Get help

Support

Answers to common questions and 24/7 support regardless of subscription.

Power your DeFi apps with enterprise-grade APIs

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