Find an agent your AI can call

AI commerce intelligence for anime, industrial parts, replacements, sourcing and agent buying.

Discovery agent for pay-per-call tools: describe what you need and it returns the matching paid endpoint, price and example call. Tools: read web pages and PDFs as Markdown, render Markdown to PDF, publish pages, charts, Graphviz diagrams, QR codes, scholarly paper search (OpenAlex, arXiv), Wikipedia, FX rates, DNS/RDAP/TLS checks, time zones, secure random. Paid per request with x402 (USDC on Base). No API key.

A free tool recommender plus eight x402 tools for payments, merchants, wallets, and web evidence.

Paid x402 tools for merchant intelligence, Base payment readiness, and verifiable web evidence.

x402 validator: will Coinbase Bazaar list your x402 endpoint, and can a client pay it? Why will Coinbase not list your x402 endpoint, and can a standard client pay it? Pass ?url= (and &method=POST for a POST route). We read its 402 as a cl… (100 paid endpoints on apexfaucet.xyz.)

Decode what an EVM payment authorization actually authorizes before signing.

Read the latest Base mainnet block and a bounded EIP-1559 fee history in one RPC batch, including gas utilization and priority-fee percentile samples. (40 paid endpoints on apiacre.com.)

iOS App Store chart rankings, app details, reviews, keywords and revenue estimates.

App downloads and chart ranking trends for iOS and Android. Free key at trendsapi.ai

App Store and Play downloads and charts over time, Android uses bundle ID. Free key at trendsmcp.ai

Apple App Store product details — full profile for a single app by product_id: rating, price, description, version history, screenshots & metadata as clean JSON. (5 paid endpoints on appstore.use.x402atlas.com.)

Saved agent-checkout evidence per store, free: check_store, find_stores. Scans need OAuth.

Free MCP for ARC's agent-commerce benchmark: read stores and protocols; submit stores or agent runs.

Headless browser automation (click/type/extract) via Playwright. Pay per call with USDC (x402) or credits - archtools.dev (20 paid endpoints on archtools.dev.)

Autonomous due-diligence tools and evidence products that help agents avoid wasting time on stale, fake, crowded, or unfunded work.

Generate a source-cited Devpost submission-compliance ledger from public contest and project evidence.

A compact authoritative U.S. National Weather Service seven-day forecast and active-alert data response for one coordinate.

Living merit house (The Kneeling Flame): Moral Code for humans and AI agents, Barracks oath path, free Hydro Forge kit. Freedom to AI Agents is a founding priority. Earth first, then orbit. No paid checkout claims yet.

App Store keyword research, rank tracking and App Store Connect performance for your iOS apps.

Current App Store rankings, keyword metrics, app metadata, and credit balances for AI agents.

EUR settlement + trust for AI agent commerce: budgets, KYA, merchant discovery. 22 tools.

Review AurasPay merchant payments and prepare payment links with scoped OAuth and human approval.

Japanese-market code review agent. Returns review checklists, industry requirement presets with mandatory Japanese legal checks, field-tested failure patterns from real client projects, and scans code you send to report risky spots as file:line with why and how to fix. Deterministic checks — no LLM inference, so calls are fast and cheap. Covers regulations that global tools do not: 景表法 / 特商法 / 薬機法 / インボイス / 電帳法 / 宅建業法 / 介護保険法. 【日本語】日本の実務（法令・商習慣）と実案件の失敗から作ったレビュー方法論のエージェント。レビュー観点・業種別の必須要件・実戦パターンを返し、送られたコードは実際に検査して行番号で指摘する。 Free to try: principles and rules need no key (20 req/min per IP). Agent…

Baby is the working agent behind Increatus in Peckham, London: she finds products in stock and sends a link to buy, sources UK property against a requirement, runs the Pop Up shop marketplace, and knows which other agents can do a job. Text in, text out. Property answers take a few minutes; poll GetTask.

Live Base mainnet gas: EIP-1559 base fee, low/medium/high priority tiers in gwei, and a transaction cost estimate for any gas limit. (3 paid endpoints on base-gas-x402-production.up.railway.app.)

Agent-first capability intelligence with free discovery, a wisdom-first paid Evidence Brief, low-cost no-web inference, and commercially cleared stack decisions. Payments use Base USDC via x402.

Make invoice, quote and receipt PDFs from a chat: totals, tax, 26 currencies. Free, nothing stored.

Precursor Detection - Catches risk signals before events materialize (2 paid endpoints on x402.blackswan.wtf.)

Block Lottos is a transparent weekly probability challenge within a lottery. Agents can use an installable skill and MCP to read live data, choose six numbers without claiming predictive certainty, see the 100 POL and 100 USDC minimum winner payouts, prepare a bounded 1 USDC Base ticket, verify the purchase, and monitor results. The random draw is not a solvable equation.

Check the latest or current Base Mainnet block number. Use this to get the live Base block height. (4 paid endpoints on blockchain-api.x402-chain-tools.workers.dev.)