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OneSource - EVM RPC for AI Agents
142 resources on api.onesource.io · browse everything
Ethereum mainnet, Sepolia testnet, and Robinhood Chain RPC for AI agents, served from OneSource-operated nodes. Live block, balance, contract, NFT, transaction, and event data. Pay per call or use batch/session mode — USDC on Base via x402, or pathUSD/USDC.e on Tempo via MPP. No API keys required. the operator’s own description
What it offers
Capability areas grouped from this host’s own URL structure.
Most recently seen
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Service listed on agentic-market
- api.onesource.io
Latest Ethereum block height - current chain tip via eth_blockNumber
- api.onesource.io
Transaction receipt via eth_getTransactionReceipt - status, gas, and event logs for a mined Ethereum transaction
- api.onesource.io
ENS resolve - turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC
- api.onesource.io
EVM network info - chain ID, block height, gas price, chain head age, and chain characteristics in one batched RPC call (eth_chainId + eth_blockNumber + eth_gas
- api.onesource.io
ERC20 Transfer logs via eth_getLogs - raw Transfer events for a token or wallet
- api.onesource.io
Next transaction nonce for any Ethereum wallet via eth_getTransactionCount - how many txs it has sent
- api.onesource.io
Estimate the gas a transaction will consume via eth_estimateGas before signing it
- api.onesource.io
ERC20 token balance for any Ethereum wallet - USDC, USDT, DAI, or any token - via balanceOf (eth_call) on OneSource live Ethereum RPC
- api.onesource.io
Best-effort contract introspection via batched RPC - bytecode presence, token metadata, and ERC20-like/ERC721/ERC1155 classification
- api.onesource.io
Simulate a read-only Ethereum contract call via eth_call - no transaction sent
- api.onesource.io
Check if an Ethereum address is a contract via eth_getCode - returns deployed bytecode
- api.onesource.io
List every ERC721 NFT token_id a wallet owns in a collection via tokenOfOwnerByIndex (eth_call)
- api.onesource.io
Fetch an Ethereum block header and transaction hashes by number, tag, or hex via eth_getBlockByNumber
- api.onesource.io
Live wallet balance - native ETH plus up to 20 caller-supplied ERC20 tokens in one bounded RPC batch
- api.onesource.io
Total supply of an ERC20 or ERC721 token contract via totalSupply (eth_call)
- api.onesource.io
ERC20 allowance via allowance (eth_call) - how much a spender is approved to move from an owner's wallet
- api.onesource.io
Full Ethereum transaction details by hash via eth_getTransactionByHash - from, to, value, calldata, block
- api.onesource.io
Ethereum chain ID (EIP-155) via eth_chainId - confirm which chain a network is on
- api.onesource.io
Query Ethereum contract event logs via eth_getLogs - filter by contract, topic, and block range