Documentation Index
Fetch the complete documentation index at: https://docs.0xradar.app/llms.txt
Use this file to discover all available pages before exploring further.
0xRadar
0xRadar is a multi-chain wallet intelligence API built for developers who need real-time token balances, portfolio tracking, and sweep cost analysis across 7 EVM chains.What it does
- Single-chain balances: Query every ERC-20 holding for any address on Ethereum, Arbitrum, Base, Optimism, Polygon, BSC, or HyperEVM.
- Multi-chain portfolio: Aggregate balances across chains in one call with USD denomination.
- Sweep quotes: Estimate gas costs to consolidate dust tokens from multiple chains into one.
Who it’s for
- Wallet app builders building portfolio screens
- Security tool developers monitoring treasury or hot wallets
- DeFi integrators needing pre-transaction balance checks
- Python/JS developers who want typed, fast HTTP APIs without running their own nodes
Supported chains
| Chain | Identifier |
|---|---|
| Ethereum | ethereum |
| Arbitrum One | arbitrum |
| Base | base |
| Optimism | optimism |
| Polygon PoS | polygon |
| BNB Smart Chain | bsc |
| HyperEVM | hyperevm |
Base URL
v1 is the current stable release.
Next steps
Quickstart
Make your first API call in 5 minutes
Authentication
Get an API key and understand tiers