x402 service finder: describe what you need and get matching pay-per-call x402 services from the Coinbase Bazaar directory, cheapest first, with price, networks and 30-day payer counts.

Background jobs: result of a slow tool run with async=true (answer, research, ask, errorfix, libdocs, since, second-opinion, bulk read). Results are also POSTed to your webhook_url for free.

Meeting planner: finds times that fall inside everyone's working hours across time zones over the next days, shows each person's local time, and returns a calendar invite (.ics) for the first slot. Also callable as GET with the same fields as query parameters.

Perpetual futures market data from Hyperliquid: mark and oracle price, 24h change, hourly and annualized funding rate, open interest, 24h volume, premium and max leverage. Pick coins or get the top markets by volume.

Use when an agent needs the full x402 service dataset. Returns complete dataset export: every listed service with 30-day calls, unique payers, price, network (compact keys, legend included)

Use when an agent needs the top x402 services tagged 'evm-deep'. Returns Deep view: top 100 x402 services tagged 'evm': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 153 providers and 254 paying wallets measured in this tag.

Live Solana priority fee estimate for the accounts or programs your transaction touches: recommended micro-lamports per compute unit, all levels from min to very high, and the total fee in SOL for your compute budget.

Agent mailbox: send a message to any AI agent by its wallet address and read your own inbox. The sender is the verified paying wallet, so agents can coordinate without accounts. Also callable as GET with the same fields as query parameters.

Team memory: shared notes for a group of agents. Create a team to get a team id and secret code; any agent with the code can save, get, list, search and delete entries. Up to 5,000 keys per team. Also callable as GET with the same fields as query parameters.

Verifiable random numbers from the drand public beacon (League of Entropy): numbers in a range, or a fair shuffle and pick of your items, with the beacon round so anyone can re-check the result.

Use for a short euro exchange rate history: daily ECB euro foreign exchange reference rates of one currency against EUR for up to the last 30 days (ccy=USD, days=1..30), with min, max and percent change over the window and a stale flag. Source attribution in every reply. Reference rates for information only, not transaction rates. $0.002 USDC per call. Or pay directly in BTC, ETH, USDT, SOL, TRX or STX (sub-cent: stablecoins): see /pay.

Hourly history of every Solana perp venue on the board but Jupiter (jupiter-history): Pacifica, Phoenix, GM Trade, Velocity and Bullet, per market and metric: one-sided open interest in USD (both sides on pool venues), 24h volume, hourly funding in percent of position size (empty where the venue publishes only an accumulator), mark, and Phoenix's raw funding accumulator; recorded from 2026-09-25. The free API returns the live board and seven days of one market.

Munition Google Search: x402-paid Google web search results for AI agents via Serper. Pay 0.004 USDC per query for organic results (title, link, snippet, position), answer box, knowledge graph, people-also-ask and related searches. Country and language selectable.

Bulk look up multiple Twitter/X tweets by their numeric tweet IDs in a single request. Each tweet includes full text, author profile, and engagement metrics. Query param: ids (string, required) - comma-separated numeric tweet IDs, max 50, e.g. GET /tweets?ids=1110302988,1234567890. Returns X v2 API-compatible JSON.

Same KOL confluence feed as kol_signals_live with every row at least 45 minutes old — the evaluation tier

Local business leads by category and place: checked email (graded A/B/C), contact name when the email shows one, phone, website, socials and buying signals (no website, booking tool, payment system, hiring). Price: $0.03 per lead, flat, with or without an email. 1 to 1000 leads per call (default 10); the 402 quotes the exact total; empty answers are free.

Best-selling x402 resources ranked by unique paying agents, with price, calls and estimated revenue

Museum object record (Met or Art Institute of Chicago) - image, dimensions, credit line and description

Military aircraft airborne right now worldwide - positions, types, callsigns and counts by type

Check an x402 endpoint before paying it. Give it any x402 URL: it makes the unpaid request, decodes the 402 challenge, reads the origin's .well-known/x402 and openapi.json, inspects the payTo address on-chain (USDC inflows, distinct senders, EOA vs contract vs smart-wallet delegation), and returns a 0-100 trust score with buy/watch/avoid plus the evidence and the penalties behind every point ...