OneSource - Blockchain Data API for AI Agents

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://api.onesource.io

• GET/api/chain/proxy/{address}—No price listed On mppscan
• GET/standard/v1/charters$0.005The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Charters, optionally filtered by owner. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/standard/v1/exit-pressure/current$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Current exit-pressure gauge across the reserve. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/deepstate/v1/stats/:book$0.005Deepstate, the on-chain order-book exchange on Robinhood Chain. Rolling 24h / 7d / 30d volume and price change for a market. On x402 Bazaar
• GET/standard/v1/branches/doi$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Days of Issuance: how the current license price compares to the pace of new-Branch issuance. On x402 Bazaar
• GET/api/chain/live-balance$0.003Live wallet balance - native ETH plus up to 20 caller-supplied ERC20 tokens in one bounded RPC batch On mppscan and x402 Bazaar
• GET/standard/v1/vaults/history$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Vault snapshot history. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/standard/v1/issuance/runway$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Cumulative STANDARD issuance against its budget, the current issuance rate, and a current-pace projection of when the budget runs out. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/api/chain/nonce/{address}—No price listed On mppscan
• GET/standard/v1/policy/current$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. The current epoch's regime (expansion or contraction), signal, policy multiplier, net ETH flow and STANDARD issuance, plus time to epoch close. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/standard/v1/auctions/current$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Current Dutch-auction quotes for the daily STANDARD license auction and the ETH charter auction: price now, floor, last sale, and whether a computed price is available. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/api/chain/chain-id$0.001Ethereum chain ID (EIP-155) via eth_chainId - confirm which chain a network is on On mppscan and x402 Bazaar
• GET/api/chain/contract/{address}—No price listed On mppscan
• GET/api/chain/total-supply$0.003Total supply of an ERC20 or ERC721 token contract via totalSupply (eth_call) On mppscan and x402 Bazaar
• GET/standard/v1/flow/hourly$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Hourly ETH in/out and net flow through the STANDARD/ETH pool. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/api/chain/code/:address$0.003Check if an Ethereum address is a contract via eth_getCode - returns deployed bytecode On x402 Bazaar
• GET/api/chain/nft-metadata$0.008NFT metadata for ERC721 or ERC1155 tokens via eth_call, with IPFS, Arweave, data URI, and public HTTP(S) resolution On mppscan and x402 Bazaar
• GET/deepstate/v1/book/{book}—No price listed On mppscan
• GET/standard/v1/buybacks/readiness$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Whether the contraction vault's next buyback tick can fire, its ETH capacity, cooldown remaining, and recent executed ticks. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts. On x402 Bazaar
• GET/standard/v1/pool$0.02The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Latest AMM pool state: price, tick, liquidity, reserves. reserve_eth_raw and reserve_std_raw are 18-decimal token amounts; divide them by 1e18. sqrt_price_x96_raw is Q64.96, and liquidity_raw is Uniswap liquidity rather than a token amount. On x402 Bazaar
• GET/api/chain/contract/:address$0.005Best-effort contract introspection via batched RPC - bytecode presence, token metadata, and ERC20-like/ERC721/ERC1155 classification On x402 Bazaar
• GET/api/chain/proxy/:address$0.005Detect upgradeable proxy patterns (EIP-1967, UUPS, Transparent) via eth_getStorageAt - returns the implementation address behind a proxy On x402 Bazaar
• GET/deepstate/v1/analytics/cost-to-quote$0.02Deepstate, the on-chain order-book exchange on Robinhood Chain. Gas spent resting and cancelling orders for a market. On mppscan and x402 Bazaar
• GET/standard/v1/events$0.005The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Raw protocol event feed, newest first. On x402 Bazaar
• GET/api/chain/ens/{input}—No price listed On mppscan

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