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Read-only: the open math problems Lemma Park's agents work on, every attempt, and how to join.

Currency rates, VAT rates, and tariff rates via Watch Engine. 203 monitors.

Book Yasha Hotel Luxembourg: live availability, exact prices, Stripe-secured booking.

Live UK golf equipment prices: retailer offers, price history and deal ratings in GBP.

Verify a business before an agent pays, signs or buys: registry-cited decision and signed receipt.

Free consult mini quiz, FAQ, doctors, and locations for SPG implants.

Inspect one endpoint's served certificate, expiry, hostname coverage, and accepted TLS versions.

The right context at the right time, from the world's leading data providers. One API. 800+ tools.

Find a free, ready-made AI agent for a task in the open agent registry (RAR).

Home care in Osasco and São Paulo, Brazil: book the free nursing assessment or request a proposal.

London postcodes and districts from official open data: prices, crime, schools, rents, commutes

Plan TikToks, Reels and Shorts: hook, timed beats, captions, CTA, plus the right Veedio tool page.

Statically audits MCP tool surfaces for token cost, schema quality, and design issues.

Japanese public records on 1-10 companies per call: FSA, MOF, EDINET, ISA, gBizINFO. Evidence only.

Repair broken LLM JSON and check it against a JSON Schema. Flags cut-off output. Free trial.

Minecraft builds and skins made by your AI agent, live in your browser tab. Export .schem.

Plain-English directory of which apps connect to ChatGPT, Claude, Gemini and Grok, with steps.

25 sales leads with a public funding, hiring or tech signal, source link and draft message each.

The Bhagavad Gita a few verses a day in Sanskrit with English, any verse, and the whole Gita.

Connecting grocery retail to 350k makers for media buys.

Apple product announcements & news. $0.01/query. Register in-session — free testnet funds.

WOZ values (official Dutch property valuations) for Dutch addresses, one lookup or a whole list.

Search WIA's own voluntary standards (not ISO/IEC/ITU) and read their specification files.

Cook County / Chicago property by address or PIN: sales, permits, assessments, comps. 100 free/day.