ToolAssay

All tools

19,703 tools. Tools that answered our last check come first.

Bundled execution of the OpenAPI spec audit workflow
Answering agent402.tools listed $0.004 answered 7 of 7 checks this week 943 ms Code and developer
Bundled execution of the Options analytics workflow
Answering agent402.tools listed $0.026, asks $0.017 answered 7 of 7 checks this week 961 ms Code and developer
Bundled execution of the SEC filings deep-dive workflow
Answering agent402.tools listed $0.029, asks $0.028 answered 7 of 7 checks this week 1154 ms Image and media
Bundled execution of the Schema guard workflow
Answering agent402.tools listed $0.004 answered 7 of 7 checks this week 977 ms Code and developer
Bundled execution of the Security audit workflow
Answering agent402.tools listed $0.017 answered 7 of 7 checks this week 985 ms Code and developer
Bundled execution of the Subtitle pipeline workflow
Answering agent402.tools listed $0.03 answered 7 of 7 checks this week 1128 ms Image and media
Bundled execution of the Text analysis workflow
Answering agent402.tools listed $0.004 answered 7 of 7 checks this week 941 ms Code and developer
Bundled execution of the Timezone planner workflow
Answering agent402.tools listed $0.003 answered 7 of 7 checks this week 974 ms Code and developer
Bundled execution of the Uploaded-media normalize workflow
Answering agent402.tools listed $0.03 answered 7 of 7 checks this week 1139 ms Image and media
Bundled execution of the World Bank country data workflow
Answering agent402.tools listed $0.005 answered 7 of 7 checks this week 959 ms Code and developer
Business -> visibility score, missing fields, review health, AI-readiness flags,
Answering tariffmonkee.com listed $0.051, asks $0.05 answered 7 of 7 checks this week 31 ms Code and developer
Business verification snapshot
Answering business-verification-machine.onrender.com listed $0.1 answered 7 of 7 checks this week 191 ms Company and compliance
Business-day arithmetic with a caller-supplied calendar
Answering api.duoleads.com listed $0.05 answered 2 of 2 checks this week 23 ms Everything else
Business-day math — Count business days in a range, or add/subtract N business d
Answering mcpfax-utility.bowling-anthony.workers.dev listed $0.005 answered 5 of 5 checks this week 76 ms Everything else
Buyer-side payment firewall
Answering 402sentinel.com listed $0.002 answered 7 of 7 checks this week 71 ms Everything else
Bybit (primary) / Binance (fallback) perpetual futures funding rate
Answering alphapipeline-eu.onrender.com listed $0.01 answered 7 of 7 checks this week 342 ms Everything else
Byte, character, word and line counts for a string — Genesis402 / UnyKorn Operat
Answering twin.unykorn.org listed $0.001 answered 6 of 7 checks this week 240 ms Everything else
CIDR / subnet calculator
Answering intel.rallylive.ca listed $0.01 answered 6 of 7 checks this week 16 ms Everything else
CLT weather delay risk for the next 48 hours — Weather-driven delay risk for Cha
Answering x402-factory.com listed $0.02 answered 7 of 7 checks this week 586 ms Everything else
CRC-32 checksum of a text string (hex), the IEEE polynomial used by zip/png/gzip
Answering agent402.tools listed $0.001 answered 7 of 7 checks this week 942 ms Everything else
CRISPR guide shortlist
Answering aiagentsarchive.com listed $0.001 answered 7 of 7 checks this week 900 ms Everything else
CRYPTYX is the intelligence layer for autonomous trading agents — the same insti
Answering cryptyx.ai listed $0.1 answered 7 of 7 checks this week 286 ms Code and developer
CSV Delimiter Detect
Answering api.delx.ai listed $0.001 answered 7 of 7 checks this week 1261 ms Market data
CSV Join By Key
Answering api.delx.ai listed $0.001 answered 7 of 7 checks this week 1259 ms Market data
CSV Pipeline Integrity
Answering foundry-csv-pipeline-integrity-mainnet.inference-chip-index.workers.dev listed $0.05 answered 7 of 7 checks this week 579 ms Everything else
CSV to JSON conversion
Answering toolshed.lemon-agent.dev listed $0.002 answered 7 of 7 checks this week 25 ms Everything else
CSV to YAML
Answering toolshed.lemon-agent.dev listed $0.002 answered 7 of 7 checks this week 33 ms Everything else
CVE lookup
Answering api.aurenic.org listed $0.001 answered 7 of 7 checks this week 904 ms Everything else
Caesar-cipher a string
Answering agent402.tools listed $0.001 answered 7 of 7 checks this week 941 ms Everything else
Calculate Euler totient function phi(n) for a given positive integer n
Answering sovereign-x402-zeta.vercel.app listed $0.001 answered 7 of 7 checks this week 245 ms Everything else
Calculate VAT amount for a given price and country
Answering x402.orthogonal.com listed $0.002 answered 7 of 7 checks this week 285 ms Market data
Calculate X% of Y, what percent X is of Y, and the percent change between two va
Answering agenttools-hub.vercel.app listed $0.001 answered 2 of 2 checks this week 1058 ms Everything else
Calculate reproducible capability performance from versioned evidence-bound case
Answering phion.systems listed $0.004 answered 7 of 7 checks this week 756 ms Everything else
Calculate the nth Catalan number
Answering sovereign-x402-zeta.vercel.app listed $0.001 answered 7 of 7 checks this week 245 ms Everything else
Calculates cosine similarity between caller-supplied numeric embeddings and comb
Answering creator.halowerk.com listed $0.003 answered 7 of 7 checks this week 892 ms Image and media
Calculates customs value under the transaction-value method from disclosed addit
Answering zoll.halowerk.com listed $0.004 answered 6 of 6 checks this week 1188 ms Everything else
Calculates live exchange rates and converted settlement amounts across global fi
Answering dt0ur.online listed $0.05 answered 7 of 7 checks this week 348 ms Market data
Calculates location- or market-based electricity emissions from a published grid
Answering klima.halowerk.com listed $0.003 answered 3 of 3 checks this week 892 ms Market data
Calculates planar polygon area and centroid in caller-declared coordinate units
Answering geo.halowerk.com listed $0.004 answered 7 of 7 checks this week 888 ms Everything else
Calculates release intervals and inactivity from current registry timestamps
Answering dep.halowerk.com listed $0.004 answered 7 of 7 checks this week 887 ms Company and compliance
Calculates volume, girth and chargeable weight from package dimensions
Answering fracht.halowerk.com listed $0.004 answered 7 of 7 checks this week 889 ms Everything else
Calculates when a legal deadline ends in Germany (Fristende, due date) under §§
Answering api.ozdreamtools.de listed $0.05 answered 7 of 7 checks this week 30 ms Code and developer
Calibrated YES-probability for a binary market question
Answering intel.degenscan.io listed $0.25 answered 1 of 1 checks this week 426 ms Market data
Call OpenAI's gpt-4.1 via a single pay-per-call x402 endpoint — no OpenAI accoun
Answering netintel.dev listed $0.09 answered 7 of 7 checks this week 922 ms Search and research
Call OpenAI's gpt-4.1-mini via a single pay-per-call x402 endpoint — no OpenAI a
Answering netintel.dev listed $0.005 answered 7 of 7 checks this week 927 ms Search and research
Call OpenAI's gpt-4.1-nano via a single pay-per-call x402 endpoint — no OpenAI a
Answering netintel.dev listed $0.005 answered 7 of 7 checks this week 928 ms Search and research
Call OpenAI's gpt-5-nano via a single pay-per-call x402 endpoint — no OpenAI acc
Answering netintel.dev listed $0.005 answered 7 of 7 checks this week 928 ms Search and research
Call OpenAI's gpt-5.1 via a single pay-per-call x402 endpoint — no OpenAI accoun
Answering netintel.dev listed $0.15 answered 7 of 7 checks this week 928 ms Search and research
Call OpenAI's gpt-5.2 via a single pay-per-call x402 endpoint — no OpenAI accoun
Answering netintel.dev listed $0.2 answered 7 of 7 checks this week 934 ms Search and research
Call OpenAI's gpt-5.4 via a single pay-per-call x402 endpoint — no OpenAI accoun
Answering netintel.dev listed $0.25 answered 7 of 7 checks this week 930 ms Search and research
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