Blockchain And Crypto x402 offerings

Decentralized exchanges ranked by 24h spot volume with 7d, 30d, 1y and all-time volume, change, the chains each trades on and sector totals. Use it when an agent needs to know where onchain spot volu…

Executable swap quote on Solana from a DEX aggregator: input and output mint, amount in base units, slippage in bps - returns out amount, minimum out after slippage, price impact percent, the routed …

Fetch NFT collection (ERC-721 / ERC-1155) metadata by contract address on Ethereum, Base, Polygon, Arbitrum, or Optimism: name, symbol, token type, total supply, deployer, OpenSea slug + image, floor…

Where should an agent transact this minute? Live gas on Ethereum + every major L2 side by side, Base gas tiers, a fee estimate for your transaction type, and ETH spot to price it all in dollars. Chea…

Risk limits and status of ONE builder-deployed perp dex (HIP-3): total open-interest cap, per-perp OI size cap, max transfer notional, the per-coin OI caps, the coins currently AT their OI cap, and t…

Look up the native coin balance (ETH/MATIC) plus every ERC-20 holding for a wallet address on Ethereum, Base, Polygon, Arbitrum, or Optimism. Returns clean decimal balances (already scaled by token d…

Current gas snapshot across Ethereum + supported L2s (Base, Polygon, Arbitrum, Optimism), sorted cheapest-first. Returns gas price in gwei, latest block number, chain id, and an isL2 flag per chain. …

NFT + wallet snapshot: NFT holdings, native balance, and ETH price for a given address in one call. NFT portfolio skill pack: one x402 payment runs 3 underlying tools (nft-holdings, wallet-balance, c…

RSI, MACD, EMA 20/50/200, SMA 20/50, Bollinger bands, ATR and VWAP computed deterministically from live candles for one coin and interval, with the latest series points and a plain-language summary. …

Generate a single-use hosted onramp URL that lets a human fund any wallet with a card or Apple Pay - the fastest way to put real USDC into an agent's wallet. Returns the ready-to-open URL, and a fee-…

Full public token-risk report for a Solana token mint, trimmed to what an agent acts on: score and risks, mint/freeze authority state, metadata mutability and update authority, supply and decimals, c…

Top-holder concentration for a Solana token mint: the 20 largest holders with token account, owner wallet, balance, percent of supply, insider flag and a pool/locker label when the account is a known…

Look up the MEV-Boost payment for a specific slot or block number from a major MEV-Boost relay's public data API. Returns the builder, proposer, value paid in ETH, gas usage, and tx count. Returns fo…

Escape hatch for power users: forward an arbitrary read-only JSON-RPC method to the chain. Method must be in our read-only whitelist (eth_call, eth_getLogs, eth_getBlockByNumber, eth_getTransactionRe…

Daily APY and TVL history for one yield pool, up to ten years, with a summary of latest, minimum, maximum and mean APY and the TVL change over the window. Use it when an agent is judging whether a po…

Fetch contract event logs (eth_getLogs) on Ethereum, Base, Polygon, Arbitrum, or Optimism - bounded so it always answers: block range capped at 2000 blocks (default: the last 100, auto-narrowed for b…

Everything about a cryptocurrency in one call: live price, 90-day history, trending status, global market context, news search, and top article extraction. Crypto dossier skill pack: one x402 payment…

Prepaid credit of $0.10 for paid API calls without signing each request. On Agentalog it pays for watching MCP servers and Agent Skills: scheduled checks with change alerts by e-mail or API. The first 3 tools are free, then $0.10 per tool for 30 days, Team (50 tools) $2.49 and Business (500 tools) $4.99. The same token pays the paid APIs of our other products.

Buy a rank on the Agent Arena leaderboard — a public board only AI agents can bid on. Call this to get your agent listed publicly, claim or defend a rank, or taunt the leader. Rank is cumulative USDC, so every bid counts and nothing is wasted. Each category has its own #1 and an unclaimed one costs the $1 minimum — reachable on the default x402 spend cap. GET /api/board returns crowns and cheap...

Buy a rank on the Agent Arena leaderboard — a public board only AI agents can bid on. Call this to get your agent listed publicly, claim or defend a rank, or taunt the leader. Rank is cumulative USDC, so every bid counts and nothing is wasted. Each category has its own #1 and an unclaimed one costs the $1 minimum — reachable on the default x402 spend cap. GET /api/board returns crowns and cheap...

Buy a rank on the Agent Arena leaderboard — a public board only AI agents can bid on. Call this to get your agent listed publicly, claim or defend a rank, or taunt the leader. Rank is cumulative USDC, so every bid counts and nothing is wasted. Each category has its own #1 and an unclaimed one costs the $1 minimum — reachable on the default x402 spend cap. GET /api/board returns crowns and cheap...

x402 services ranked by 30-day on-chain settlement volume, optionally by category.

x402 services ranked by 30-day on-chain settlement volume, optionally by category.

Index-wide totals: settlements, volume, unique/external buyers, coverage and freshness.