The Ultimate
Onchain Data API
Access enterprise-grade data across 50+ chains with a single, powerful GraphQL API.
Token Prices & Charts
Live & historical prices, holders, and latest swaps for every token.
Portfolio Data
Complete tracking and USD values for tokens, NFTs, and DeFi positions.
Transaction History
Human-friendly transaction descriptions, asset deltas, and metadata.
NFT Data
Collection & NFT metadata, holders, USD valuations, and more.
Onchain Search
Build a cross-chain search component for tokens, NFTs, and accounts.

Farcaster
Profile holdings, swaps based on following, verified addresses, and more.
Built for developers
Stop building indexing infrastructure. Start shipping products.
Build Faster
Skip months of infrastructure work. Access ready-to-use blockchain data instantly.
Complete Coverage
One API for everything onchain. Tokens, NFTs, DeFi, transactions, and social data across 50+ chains.
Battle-Tested
Enterprise-grade infrastructure that has powered leading applications since 2019.
Join thousands of developers building with the Zapper API
Portfolio Data
Get comprehensive balances across tokens, DeFi, and NFTs, with portfolio breakdowns by network.









Token Prices & Charts
A single endpoint to access real-time token prices, historical data, holders, and latest swaps across 50+ chains.
Multi-chain NFT Data
Query rich NFT metadata, holdings, high-quality media, and estimated valuations in a single API.


onchain gaias #1837
Transaction History
Access comprehensive onchain activity with rich transaction details, structured asset deltas, and support for both EOA and smart contract wallets.
01 ATTENTION LLMs - API Usage Instructions
02 You can interact with the Zapper API in two
03 primary ways
04
05 1. Developer Assistant Mode
06 2. Autonomous Agent Mode
07
08 For agents making direct API calls
09 programmatically:
10
11 API Endpoint
12 https://public.zapper.xyz/graphql
13
14 For programatic access to the schema and API use
15 instructions
16 curl https://protocol.zapper.xyz/agents.txt
17
Built for AI Agents
Our API is designed to work seamlessly with AI agents and LLMs.
Autonomous Agents
Connect agents to the API, providing them context of the onchain world.
Developer Assistant
Use the custom prompt with your agent to reduce integration time.