Blockchain And Crypto x402 offerings

Current token prices for up to 10 tokens per call, on any chain: address as <chain>:<address> (base:0x…, ethereum:0x…) or coingecko:<id> for majors. Aggregated market price with a confidence score an…

The complete picture of a Base wallet in one call: profile (balance, type, ERC-20 holdings), recent transactions, top counterparties and sanctions/risk screening — merged from four AgentBIT wallet to…

The latest transactions of any wallet on Base, normalized for agents: hash, direction (in/out), counterparty address and explorer name, native value, method called, status, fee and timestamp. Up to 50 per call from public explorer data. The history layer of the wallet-intelligence shelf.

Atomic per-agent integer counter (incr/decr/get/set/reset), scoped to the paying wallet. For tallies, quotas, sequence numbers.

Who does this wallet transact with? Recent activity (~100 transactions) aggregated into a ranked counterparty list: address, explorer name where known, interactions in/out, total native value, first/last seen, methods used. The related-wallets answer from open data — honest about being a recent-activity sample.

The complete picture of a Base wallet in one call: profile (balance, type, ERC-20 holdings), recent transactions, top counterparties and sanctions/risk screening — merged from four AgentBIT wallet tools. $0.02.

Search every tracked DeFi yield pool with TVL over $50k: filter by chain, project, token symbol, stablecoin-only and minimum TVL, ranked by APY with base/reward split and IL risk. Open DefiLlama data, refreshed server-side every 15 minutes. $0.002 per query — the yield screener as a pay-per-call primitive.

Stablecoin market data with the number agents paying in USDC actually need: current price and PEG DEVIATION per coin, circulating supply, peg mechanism and chains, ranked by market cap. Filter by sym…

One call, the whole pre-trade picture: crypto market sentiment (Fear & Greed + global stats), live Base gas/block, optional token price(s) and related prediction-market odds. A bundled decision snapshot for trading agents, $0.01.

Base58-decode a Bitcoin/Solana string to raw bytes, returned as hex and base64. Rejects invalid symbols.

Full wallet profile on Base in one call: native balance, nonce, EOA vs contract vs EIP-7702 delegated, total transaction count, ERC-20 holdings with USD values where known, and public tags — from public chain data. The profiler answer at half the price of proprietary alternatives. Pairs with wallet-screen (risk) and wallet-transactions (history).

DeFi protocol fundamentals in one call: current TVL, 1-day and 7-day change, category, chains and website for any protocol — search by name, or screen the whole universe by category and chain ranked …

Base58-encode bytes with the Bitcoin/Solana alphabet (no 0, O, I, l) — the encoding behind BTC and Solana addresses.

Crypto market sentiment in one call: the Fear & Greed index (0-100 with classification) plus global market stats — total market cap, 24h volume, BTC/ETH dominance and 24h change. Free public data, $0.002.

Every seller in the x402 Bazaar as one CSV (2,046 rows), ranked by paid calls in the last 30 days: listings, calls, unique payers, last call, price range, networks, sample description.

Agent-payments market snapshot, measured by us: x402 Bazaar listings, sellers, 30-day paid calls, concentration, how many sellers have real buyers, registry dead rates, wallet shelf sizes. Dated JSON.

Blockchain Fee Markets: Predicting Gas Prices for Cost-Optimized Transactions

On-Chain Trading Signals: How to Spot Whale Movements and Profit from Market Anomalies

Real-time crypto market news with sentiment analysis and top headlines ranked by importance, for $0.01 per call. One request, no parameters needed — get the latest market-moving stories as structured…

Measured track record of the strategies behind /crypto/verdict, resold from the upstream signal system. Give a window in days (default 30, clamped 1..365); returns per strategy the number of trades, …

EURC peg monitor — unique combined signal: the official ECB euro reference rate (USD/EUR) versus the live on-chain EURC/USDC price from the deepest Uniswap v3 pool on Base, returned as a deviation in…

Machine-readable crypto market intelligence: the currently published long opportunities from an upstream advice system, ranked by opportunity_score (0-100 heuristic, never a calibrated win probabilit…

Agent Payment & Spending Governance: Wallets, Mandates, and Audit Trails for Autonomous Commerce

Check ERC-20 token safety on Base, Ethereum, or BSC — honeypot detection, taxes, and contract risks.