LoadLogo — Logo API for Modern Developers

The free logo API. Fetch logos for any company, stock ticker, or cryptocurrency with a single image URL. No SDK required.

llms.txt — Short API reference
llms-full.txt — Full API reference
docs.md — Documentation (markdown)
openapi.json — OpenAPI 3.0 spec

Ethereum Mainnet

Chain ID: 1

eth

Native Currency: Ether (ETH)

Quick Usage

<img src="https://img.loadlogo.com/blockchain/1" />

Block Explorers

etherscan blockscout dexguru Routescan

API Usage

<!-- Chain logo image -->
<img src="https://img.loadlogo.com/blockchain/1" />

<!-- With size parameter -->
<img src="https://img.loadlogo.com/blockchain/1?size=256" />

<!-- Chain metadata (JSON) -->
<script>
fetch("https://api.loadlogo.com/blockchain/1")
</script>

Popular Blockchains

Base

Polygon

Arbitrum

ArbitrumID: 42161

Optimism

BNB Chain

BNB ChainID: 56

Avalanche

AvalancheID: 43114

Fantom

zkSync Era

zkSync EraID: 324

Ready to add logos?

Start fetching logos in under a minute. No API key required for the free tier.

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