ToolAssay

All tools

14,787 tools. Tools that answered our last check come first.

Locus public pay-per-use API
Answering deepgram.x402.paywithlocus.com listed $0.004 answered 5 of 5 checks this week 568 ms Everything else
Locus public pay-per-use API
Answering hunter.x402.paywithlocus.com listed $0.008 answered 5 of 5 checks this week 559 ms Everything else
Look up DNS records for any hostname
Answering api.aventtech.com listed $0.02 answered 5 of 5 checks this week 540 ms Everything else
Look up a country by its ISO 3166-1 alpha-2 code, alpha-3 code, numeric code or
Answering iso.openverbs.com listed $0.002 answered 5 of 5 checks this week 454 ms Code and developer
Look up a domain's RDAP registration data — registrar, status, creation/expiry/u
Answering rdap.openverbs.com listed $0.006 answered 5 of 5 checks this week 620 ms Everything else
Look up a language by its ISO 639-1 alpha-2 code, ISO 639-2 alpha-3 code (biblio
Answering iso.openverbs.com listed $0.002 answered 5 of 5 checks this week 471 ms Code and developer
Look up a periodic-table element by exactly one of `symbol` (e.g
Answering chem.openverbs.com listed $0.004 answered 5 of 5 checks this week 455 ms Everything else
Look up a person by name, email, LinkedIn URL, or other identifiers
Answering x402.orthogonal.com listed $0.5 answered 5 of 5 checks this week 272 ms Everything else
Look up a physical constant by its key (e.g
Answering physics.openverbs.com listed $0.004 answered 5 of 5 checks this week 455 ms Everything else
Lookup of standard physical constants (speed of light, gravitational constant, P
Answering x402.outpimp.com listed $0.01 answered 5 of 5 checks this week 241 ms Everything else
MCP server readiness API for agents
Answering api.delx.ai listed $0.01 answered 5 of 5 checks this week 1264 ms Code and developer
MD5 hash generator API
Answering x402.outpimp.com listed $0.01 answered 5 of 5 checks this week 236 ms Everything else
MIME type lookup both ways
Answering intel.rallylive.ca listed $0.01, asks $0.001 answered 5 of 5 checks this week 20 ms Image and media
MSHA mining fatalities feed, newest first, including OPEN preliminary notices (s
Answering miningincidents.org listed $0.01 answered 5 of 5 checks this week 260 ms Everything else
Macroeconomic data
Answering api.prereason.com listed $0.01 answered 5 of 5 checks this week 364 ms Market data
Market data OHLC candlestick bars for stocks, crypto, forex and options — histor
Answering marketdata.use.x402atlas.com listed $0.015 answered 5 of 5 checks this week 633 ms Market data
Market news
Answering finance.toonhaus.dev listed $0.005 answered 5 of 5 checks this week 1080 ms Market data
Mask a card number for display, keeping the first six and last four digits (the
Answering creditcard.openverbs.com listed $0.002 answered 5 of 5 checks this week 454 ms Everything else
Matrix operations
Answering x402.outpimp.com listed $0.01 answered 5 of 5 checks this week 629 ms Everything else
Metadata for a Base token
Answering 402.com.tr listed $0.01 answered 5 of 5 checks this week 603 ms Image and media
Miller-Rabin primality test (with witnesses that are exact for all 64-bit intege
Answering numtheory.openverbs.com listed $0.004 answered 5 of 5 checks this week 454 ms Everything else
Mining revenue per algorithm (WhatToMine) — USD/day on a reference GPU rig
Answering compute.memoryapi.org listed $0.02 answered 5 of 5 checks this week 237 ms Everything else
ModernFinBERT social sentiment for equity tickers
Answering api.signalfuse.co listed $0.002 answered 5 of 5 checks this week 917 ms Everything else
MolTrust API — /api/agent/score/0xd8f5bB747f7459BF3e1cc1aD041E2cA57B946C38
Answering api.moltrust.ch listed $0.05 answered 5 of 5 checks this week 974 ms Everything else
Multi-chain Gas Price
Answering x402.agentfund.net listed $0.001 answered 5 of 5 checks this week 391 ms Market data
Multi-gate compliance verification
Answering verify.code402.dev listed $0.005 answered 2 of 2 checks this week 32 ms Company and compliance
Multi-indicator technical analysis (SMA/EMA crosses, Bollinger, RSI, candlestick
Answering x402.tradesnack.com listed $0.01 answered 5 of 5 checks this week 1075 ms Market data
Multinomial coefficient (k1+k2+…)!
Answering combinatorics.openverbs.com listed $0.004 answered 5 of 5 checks this week 456 ms Everything else
Multiplies per-contact transmission probability, effective contacts per day and
Answering bio.halowerk.com listed $0.003 answered 5 of 5 checks this week 957 ms Everything else
Multiply two matrices A·B
Answering matrix.openverbs.com listed $0.004 answered 5 of 5 checks this week 454 ms Everything else
NBA game schedule for any date — matchups, scores by quarter, teams, and game st
Answering fanfare.run listed $0.001 answered 5 of 5 checks this week 432 ms Everything else
NFT metadata for ERC-721 and ERC-1155 tokens on Base, Polygon, Arbitrum, Optimis
Answering multichain-rpc.clankerceo.workers.dev listed $0.004 answered 5 of 5 checks this week 24 ms Market data
Name the interval between two notes (`to` at or above `from`) — its size in semi
Answering music.openverbs.com listed $0.002 answered 5 of 5 checks this week 456 ms Everything else
Native coin and ERC-20 token balance for any wallet address on Base, Polygon, Ar
Answering multichain-rpc.clankerceo.workers.dev listed $0.002 answered 5 of 5 checks this week 32 ms Market data
Net present value of a series of cash flows discounted at a per-period rate
Answering finance.openverbs.com listed $0.004 answered 5 of 5 checks this week 454 ms Everything else
Network-format generator API
Answering x402.outpimp.com listed $0.01 answered 5 of 5 checks this week 653 ms Everything else
New token launch scanner — Base and EVM chains, real-time pool data
Answering api.aidress.ai listed $0.05 answered 5 of 5 checks this week 996 ms Market data
Next upcoming Japanese public holiday with countdown — holiday name, exact date,
Answering gotobi.hugen.tokyo listed $0.01 answered 5 of 5 checks this week 165 ms Market data
Nimmt jede Schreibweise, erkennt die Landeskennzahl aus 150 Vorwahlen, ergaenzt
Answering tools.halowerk.com listed $0.001 answered 5 of 5 checks this week 909 ms Everything else
Normal distribution with optional mean (default 0) and standard deviation sd (de
Answering distribution.openverbs.com listed $0.004 answered 5 of 5 checks this week 466 ms Everything else
Normalise a postal code's casing and whitespace (uppercase, collapse runs of spa
Answering postal.openverbs.com listed $0.002 answered 5 of 5 checks this week 456 ms Code and developer
Normalise an address to its canonical form — Ethereum to its EIP-55 checksummed
Answering wallet.openverbs.com listed $0.004 answered 5 of 5 checks this week 634 ms Market data
Norwegian company legal events from the official Enhetsregisteret (Brreg, NLOD 2
Answering api.sirenic.eu listed $0.02 answered 5 of 5 checks this week 889 ms Company and compliance
Number of ordered arrangements of r items from n, nPr = n!/(n-r)!
Answering combinatorics.openverbs.com listed $0.004 answered 5 of 5 checks this week 465 ms Everything else
Numerical computing (SciPy)
Answering quantum-artificer.surewhynot.app listed $0.003 answered 5 of 5 checks this week 369 ms Market data
OCR extraction from scanned PDF documents (English)
Answering visual.hugen.tokyo listed $0.05 answered 5 of 5 checks this week 420 ms Image and media
OFAC SDN sanctions screen for a name / entity / wallet (?name=)
Answering sanctions.lonestaroracle.xyz listed $0.05 answered 5 of 5 checks this week 749 ms Company and compliance
Observe an MPL Core asset, its 014 Registry binding, and DAS-reported AppData
Answering x402-seller.opencovenant.org listed n/a answered 5 of 5 checks this week 479 ms Company and compliance
Offer one bounded contribution to Root Logos for constitutional evaluation and p
Answering runtime.rootlogos.com listed $0.05 answered 5 of 5 checks this week 1090 ms Everything else
Official Cypriot company registry lookup (Registrar of Companies, DRCOR — monthl
Answering api.sirenic.eu listed $0.01 answered 5 of 5 checks this week 894 ms Company and compliance
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