Supported blockchains
40 mainnets and 7 testnets behind one API key, in one response shape. The list syncs with the chains endpoint daily. If a chain is here, you can query it today.
- Mainnets
- 40
- Testnets
- 7
- With DeFi positions
- 23
- With NFTs
- 19
Browse every supported chain
Search by name, Zerion ID or EVM chain ID. List last changed Nov 6, 2026.
Must support
40 of 40
- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 1 · TVL $49BAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 8453 · TVL $6.0BAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 56 · TVL $5.8BAPI page- Tokens: supported
- Txns: supported
- DeFi: coming soon
- NFTs: not available
TVL $5.7BAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 999 · TVL $2.4BAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 42161 · TVL $1.5BAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 143 · TVL $983MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 137 · TVL $690MAPI page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 9745 · TVL $563MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 43114 · TVL $557MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 10 · TVL $417MAPI page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: supported
EVM 57073 · TVL $201MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 5000 · TVL $112MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 100 · TVL $89MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 480 · TVL $40MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 324 · TVL $36MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 747474 · TVL $36MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 80094 · TVL $31MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 130 · TVL $25MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 59144 · TVL $23MAPI page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 146 · TVL $17MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 42220 · TVL $14MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 4326 · TVL $12MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 1868 · TVL $9MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 534352 · TVL $8MAPI page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 1313161554 · TVL $4MAPI page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: supported
EVM 2741 · TVL $3MAPI page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: supported
EVM 33139 · TVL $3MAPI page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 5031 · TVL $3MAPI page- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: supported
EVM 4663API page
ArcNew
- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 5042API page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 1625API page- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 4217API page
Fantom
- Tokens: supported
- Txns: supported
- DeFi: supported
- NFTs: not available
EVM 250
Zora
- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: supported
EVM 7777777
0G Mainnet
- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 16661
Lens
- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 232
Wonder
- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 9637
X Layer
- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 196
ZKcandy
- Tokens: supported
- Txns: supported
- DeFi: not available
- NFTs: not available
EVM 320
Query any chain with one parameter
The chain ID on each card is the value the API takes. Every request goes to api.zerion.io, authenticated with your API key.
Scope any call to chains
Pass chain IDs from this page to filter[chain_ids]. Leave it out to get every chain.
GET /v1/wallets/{address}/positions/
?filter[chain_ids]=base,arbitrumQuery a testnet
Testnets run in a separate environment. Add one header, keep everything else.
GET /v1/wallets/{address}/positions/
?filter[chain_ids]=base-sepolia-test
X-Env: testnetFetch the list at runtime
The chains endpoint returns IDs, names, icons and explorers. Don't hard-code the list.
GET /v1/chains/Real results from teams shipping with Zerion API
Wallets, agents, consumer apps, and institutions — all built on the same API.
Every chain on this page,
one API call away
Balances, positions, DeFi and decoded history across 40 chains, in one response. No indexing, no nodes to run.
Start building →
Your App
Wallets · Fintechs · Stablecoins · Agents
Refined Onchain Data
In a Single Call
Raw Onchain Data
Blockchain
40 Chains
AI and Agentic
Infrastructure for Trading
Open source CLI that puts AI agents onchain across 40 chains. One install, one API key.
Explore Zerion CLI →Works with
The same chains, in a wallet you own
Zerion Wallet runs on this data. Every token, position and trade across your chains, in one self-custody app.
See multichain support →FAQ
Chains, IDs and coverage