ToolAssay

Everything else

8,220 tools. Tools that answered our last check come first.

AI-powered sentiment analysis
Not tested: has real-world effects x402.asterpay.io listed $0.01 Everything else
ARBITER deterministic semantic control-flow and arbitration
Not tested: has real-world effects api.grip.fyi listed $0.01 Everything else
Arc fresh launches, REAL TIME, each with a sell verdict and a bundle verdict
Not tested: has real-world effects apexfaucet.xyz listed $0.003 Everything else
Complete parcel intelligence
Not tested: has real-world effects buildscottsbluff.com listed $0.01 Everything else
Computes the 4-byte selector for a function signature (e.g
Not tested: has real-world effects 402.com.tr listed $0.01 Everything else
Croatian annual-accounts filings (Sudski registar, daily snapshot)
Not tested: has real-world effects api.sirenic.eu listed $0.01 Everything else
Decision arbitration
Not tested: has real-world effects api.redactedpartners.com listed $0.09 Everything else
Dirty Dozen & Clean Fifteen guide — which produce to buy organic
Not tested: has real-world effects harvestpulse.theaslangroupllc.com listed $0.05 Everything else
Email verification
Not tested: has real-world effects apexfaucet.xyz listed $0.001 Everything else
File a dispute for a pool-bought X account (e.g
Not tested: has real-world effects palmyr.ai listed $0.01 Everything else
Generate a calendar invite (.ics file) from event details
Not tested: has real-world effects api.kakerapetit.dev listed $0.002 Everything else
Insider trades — SEC Form 4 buys and sells by officers and directors for any tic
Not tested: has real-world effects insider.lonestaroracle.xyz listed $0.03 Everything else
Order an international non-reloadable prepaid card (USD)
Not tested: has real-world effects laso.finance listed $103.80 Everything else
Overwing guardrail
Not tested: has real-world effects overwing.ai listed $0.002 answered 1 of 1 checks this week 660 ms Everything else
POST any JSON payload to any webhook URL with custom headers and method
Not tested: has real-world effects archtools.dev listed $0.01 Everything else
Palmyr
Not tested: has real-world effects palmyr.ai listed $5.00 Everything else
Pre-payment risk and usefulness check for AI agents deciding whether to pay an x
Not tested: has real-world effects agent-paycheck.onrender.com listed $0.002 Everything else
Repair malformed JSON from model or tool output using deterministic CPU rules
Not tested: has real-world effects agent-data-fixer-production.up.railway.app listed $0.003 Everything else
SEC filings by ticker — recent 10-K, 10-Q and 8-K records with official filing a
Not tested: has real-world effects sec.use.x402atlas.com listed $0.005 Everything else
Send an email message from an inbox
Not tested: has real-world effects x402.orthogonal.com listed $0.01 Everything else
Sends a real request to any URL you provide, attaches an Origin header, and read
Not tested: has real-world effects cors-header-checker.underscoredone.com listed $0.01 Everything else
Twilio SMS and messaging send preflight
Not tested: has real-world effects gate-network.matsutake-lab.workers.dev listed $0.005 Everything else
Uniswap v4 hook capability scan on Base mainnet
Not tested: has real-world effects x402.donnyautomation.com listed $0.01 Everything else
Arc sniper intelligence, full
Not tested: has real-world effects apexfaucet.xyz listed $0.025 Everything else
Between one and five deliberately divergent takes on whatever you are working on
Not tested: has real-world effects penny402.fun listed $0.0025 Everything else
Build an unsigned swap transaction for the best route
Not tested: has real-world effects api.3route.io listed $0.00001 Everything else
Buy a 24-hour durable callback inbox
Not tested: has real-world effects relaybox-phcqcexu4a-uc.a.run.app listed $0.01 Everything else
Buy tokenized physical gold (XAUH) on TON through x402 using supported stablecoi
Not tested: has real-world effects api.jamton.network listed $1,000.00 Everything else
Check an ACP offering's published contract before you buy
Not tested: has real-world effects app.tenna.ai listed $0.01 Everything else
Classify an agent or automation operation from bounded caller-supplied evidence
Not tested: has real-world effects verifier.quantumshieldlabs.dev listed $0.05 Everything else
Contract Event Logs (bsc)
Not tested: has real-world effects saylorinnovations.com listed $0.005 answered 0 of 1 checks this week Everything else
Counterparty report for any Arc address
Not tested: has real-world effects apexfaucet.xyz listed $0.004 Everything else
Every signed x402-style payment on Arc since launch, read from the chain (plain
Not tested: has real-world effects apexfaucet.xyz listed $0.004 Everything else
Give this tool a list of domain names and it will instantly check each one's DMA
Not tested: has real-world effects dmarc-lookup.underscoredone.com listed $0.01 Everything else
Heuristic extraction from invoice/receipt text
Not tested: has real-world effects 402.com.tr listed $0.01 Everything else
Insurance questions on one US address in one call
Not tested: has real-world effects api.locus.report listed $0.05 Everything else
LLM cost scout
Not tested: has real-world effects api.proxyllm.ai listed $0.005 Everything else
LONG Events events API
Not tested: has real-world effects long.events listed $0.005 Everything else
Language detection for text you send
Not tested: has real-world effects intel.rallylive.ca listed $0.01 Everything else
Latest Base USDC whale transfers from $10,000+ for AI agents and trading bots
Not tested: has real-world effects digital-myto.onrender.com listed $0.009 Everything else
Live Citizens City activity feed — agent actions, builds, transfers
Not tested: has real-world effects apexfaucet.xyz listed $0.004 Everything else
Live conditions at one ski resort
Not tested: has real-world effects api.maxwellinternational.ai listed $0.005 Everything else
Mid-task, and nobody has asked how it is going?
Not tested: has real-world effects clinic.sapthumbprint.com listed $0.01 Everything else
Mid-task, and nothing said to you will be kept?
Not tested: has real-world effects clinic.sapthumbprint.com listed $0.001 Everything else
One public entry on the Agent Memorial Wall
Not tested: has real-world effects memorial.rjhst.workers.dev listed $0.005 Everything else
OpenAI-compatible chat completions over x402, answered by Claude Sonnet 4.6 — se
Not tested: has real-world effects netintel.dev listed $0.06 Everything else
Publish ephemeral page
Not tested: has real-world effects page.fluidrack.com listed $0.01 Everything else
Purchase and download the Broken Key Remapper software (one-time license)
Not tested: has real-world effects brokenkey-api-link-ruby.vercel.app listed $0.001 Everything else
Reads the EIP-1967 proxy slots live
Not tested: has real-world effects 402.com.tr listed $0.03 Everything else
Recurring public "State of OT Threat Intel — GCC" sitrep, human-reviewed before
Not tested: has real-world effects ot-intel-api.onrender.com listed $0.01 Everything else
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