Tool detail
InsumerAPI
Returns a signed boolean attestation of whether on-chain wallet conditions (balance, NFT ownership, EAS/Farcaster identity, delegation standing) hold, across 37 chains.
Categories: Agent trust safety
Use when
- verify a wallet meets a token-balance or NFT-ownership threshold without exposing raw balances
- check agent standing via ERC-8004 registration or ERC-7710 delegation validity
- attest up to 10 wallet conditions in one signed call
Not for
- not a balance lookup, returns a verifiable boolean per condition, not raw amounts
- requires the matching wallet address field per chain (wallet, solanaWallet, etc.)
Inputs
POST JSON body: { conditions: array (1-10 items, each { type: enum, chainId } required) } (required); wallet fields, format, proof (optional).
Inputs undocumented: untyped schema node
Endpoint
- Method
POST- URL
https://api.insumermodel.com/v1/attest
Payment
- Protocol
- x402
- Listed price
- 0.05 USDC on Base (more with proof=merkle); also payable on Polygon, Arbitrum, Arc, Solana.
- Payment method
- exact
- Network
- eip155:8453
- Asset
- 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.
Source
- Directory
- Coinbase x402 Bazaar
- Record
- POST https://api.insumermodel.com/v1/attest
- Retrieved
- 2026-09-30T20:37:07.382Z
- Catalog file SHA-256
6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524- Catalog built
- 2026-09-30T22:31:58.034Z