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ERC-1155 Multi-Token Balance Lookup (Ethereum)
x402
ERC-1155 Multi-Token Balance Lookup (Ethereum) is a paid API for AI agents from saylorinnovations.com, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-02).
Returns the ERC-1155 token balance of a given wallet address for a specific token ID held in a given ERC-1155 contract on Ethereum mainnet.
Price / call$0.002
Success—
StatusUnknown
How this service works
ERC-1155 Balance (ethereum). ERC-1155 balance: how many copies of a token id a wallet holds. Any of 5 chains.
Output
Returns an on-chain balance count representing how many units of the specified ERC-1155 token ID the queried wallet address holds within the given contract on Ethereum mainnet.
Example use cases
Verify NFT ownership for gating
“Does wallet 0x1234...abcd own any of token ID 1 in the ERC-1155 contract at 0x5678...ef01 on Ethereum? I need to confirm they're eligible for access.”
Audit multi-token portfolio holdings
“How many ERC-1155 token ID 1 units does the wallet 0xaaaa...bbbb hold in the contract 0xcccc...dddd on Ethereum mainnet?”
Monitor whale ERC-1155 positions
“Can you check the current ERC-1155 balance of token ID 1 for address 0xWhal...e123 in contract 0xGame...7890 on Ethereum so I can track their position?”
Technical details
Endpoint
GEThttps://saylorinnovations.com/api/evm/ethereum/erc1155-balance/:address/:address2/1?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need a fast, pay-per-call lookup of an ERC-1155 multi-token balance on Ethereum mainnet without managing your own RPC node or indexer. Prefer this over ERC-20 or ERC-721 balance endpoints when the token standard is specifically ERC-1155 (multi-token standard).
Side effects
- Invalid wallet or contract address format returns an error
- Token ID not found in contract returns zero or an error
- Network congestion or RPC issues may cause timeouts
- Contract address is not an ERC-1155 contract returns an error or zero
- Wallet has no holdings returns balance of zero
Tags
x402
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