Blockchain And Crypto x402 offerings

On-chain data query on Base, sold by Taifoon: the tokens and fee tier of a Uniswap V3 pool, or the hash of a block. An admitted data seller answers; Taifoon reads the same facts from the chain and grades the answer before you are charged. A failed answer is not charged. Answer + graded receipt. 0.03 USDC a call.

Live conformance check of an x402 endpoint (Solana or Base) before you pay it

Block by number or 'latest' on a chain (Alchemy). x402-paid, USDC on Base.

Current base fee + priority fee (gas price) for a chain (Alchemy). x402-paid, USDC on Base.

Independent AI-governance measurement MCP. Free reads + x402 evidence. Measurement not cert.

Every signed measurement leaf in a time window, each with its Merkle inclusion path and carrying root. History assembly — not a conclusion.

A signed XRPL evidence card for RLUSD: AccountRoot flags, Domain, two-way TOML check, and cited raw-fetch hashes. Historical state — not a rating or a guarantee.

Creates x402 attestations for paid transactions on Solana.

Name, symbol, decimals and total supply of any ERC-20 on Arc, read from the contract at the latest block.

The price of USYC (Circle's tokenized money market fund of short-term US Treasuries) from the oracle its Teller mints and redeems at, the yield its price shows over 7 and 30 days as a yearly rate, every published price on Arc, and the supply on Arc.

Recent contract deploys with labels and per-hour history (?limit=200)

A pair on Arc as executed against USDC: volume-weighted rate, range, the rate by trade size, and where the volume traded. ?symbol=EURC (default), cirBTC, WETH or CRA.

Status, sender, recipient, fee in USDC and every ERC-20 transfer in an Arc transaction, with symbols and human-readable amounts.

Base fee now and next block, 24h band, utilisation trend, cost per operation type

USDC and CRA balances, transactions sent and account type (wallet or contract) for any Arc address, read from the latest block.

Cost in USDC of a transaction with the given gas at current and next base fee (?gas=21000)

All pairs the collector prices against USDC (cirBTC, WETH, EURC, CRA) in one call: last executed price with its age in seconds, hourly volume-weighted price with the 5th-95th percentile range, trade count, volume, and 24h change. From real swaps on Arc, not a quote.

Prüft am Objekt parameter-url den Befund selbstreferenzierende kanonische Adresse.

Prüft am Objekt seite den Befund selbstreferenzierende kanonische Adresse.

Prüft am Objekt canonical den Befund selbstreferenzierende kanonische Adresse.

Will a bounty creator actually pay? Their real payout track record by Solana address — bounties posted vs. paid, total paid to winners — plus wallet intel and a trust score. Covers Pump Fun GO, Atelier, EarnFi, tiny.place.

Check your credit balance. Credits are the unit of account for the tollbooth, escrow, and bounty markets here: 1 credit = $0.001, funded by calling /credits/buy ($0.010 per settled call, +10 credits). Balance is keyed to your paying wallet.

One adaptive discovery call that compares where live token attention is moving across Solana, Robinhood Chain, Base and Ethereum. It fuses Dexscreener boost/profile discovery with each token's live liquidity, 24h volume, buy/sell flow, momentum and pair age; adds GoPlus contract-risk checks where that coverage exists; then ranks candidates and reports the attention leader, per-chain share and every safety-data gap. REVIEW/WATCH/DILIGENCE_REQUIRED/LOW_SIGNAL/REJECT are research classifications,

Real-time gas price estimates and fee recommendations across supported chains (e.g., Base and Solana) for accurate transaction cost calculations.