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16,619 tools. Tools that answered our last check come first.

Shrink an OpenAPI 3.x or Swagger 2.x document for LLM context by stripping verbo
Answering agent402.tools listed $0.001 answered 7 of 7 checks this week 1138 ms Everything else
Sigma CAPABILITY_FEED
Answering sigma-api-oracle.tailae0cf3.ts.net listed $0.02 answered 7 of 7 checks this week 1833 ms Everything else
Sigma SCOUT
Answering sigma-api-oracle.tailae0cf3.ts.net listed $0.02 answered 7 of 7 checks this week 1562 ms Market data
Sign a declared retention or deletion action
Answering phion.systems listed $0.003 answered 7 of 7 checks this week 735 ms Everything else
Signalbase — INVESTORS database
Answering vaaya.ai listed $0.25 answered 2 of 2 checks this week 337 ms Market data
Signed extractability score (0-100) + breakdown + fixes for a URL
Answering schema.nsgoods.org listed $0.01 answered 7 of 7 checks this week 637 ms Everything else
Signed page read (0.005 USDC)
Answering intel.twzrd.xyz listed n/a answered 6 of 6 checks this week 352 ms Market data
Significant earthquakes — search USGS seismic events above an explicit significa
Answering earthquakes.use.x402atlas.com listed $0.005 answered 7 of 7 checks this week 668 ms Search and research
Simple Moving Average (SMA) technical indicator for any ticker — trend-smoothing
Answering marketdata.use.x402atlas.com listed $0.015 answered 7 of 7 checks this week 634 ms Market data
Simple exponential smoothing (SES)
Answering agent402.tools listed $0.001 answered 7 of 7 checks this week 1125 ms Everything else
Single VIN decode via NHTSA vPIC
Answering x402-service-production-e242.up.railway.app listed n/a answered 7 of 7 checks this week 986 ms Everything else
Single higher-value composite report for one domain
Answering api.macaroonnetwork.com listed $0.005 answered 7 of 7 checks this week 341 ms Code and developer
Single payment bundle
Answering vendsdk.com listed $0.01 answered 7 of 7 checks this week 259 ms Everything else
Single-call LLM grounding bundle — top 10 and bottom 5 composite-ranked assets,
Answering cryptyx.ai listed $0.01 answered 7 of 7 checks this week 382 ms Market data
Single-signal check
Answering byfaro.ai listed $0.01 answered 7 of 7 checks this week 822 ms Market data
Single-signal check
Answering byfaro.ai listed $0.01 answered 7 of 7 checks this week 817 ms Everything else
Single-turn question answering from a small local LLM (qwen3.5 2B)
Answering api.x402ai.dev listed $0.04 answered 2 of 2 checks this week 542 ms Everything else
Site navigation extraction
Answering intel.rallylive.ca listed $0.01 answered 6 of 7 checks this week 15 ms Everything else
Site-wide tallies
Answering holdsup.app listed $0.01 answered 7 of 7 checks this week 630 ms Everything else
Sitemap URL list
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 17 ms Search and research
Sitemap freshness
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 20 ms Everything else
Sitemap validator
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 19 ms Everything else
Skill cooldown uptime
Answering market.datapackvibe.com listed $0.01 answered 7 of 7 checks this week 338 ms Market data
Skim
Answering skim402.com listed $0.005 answered 7 of 7 checks this week 373 ms Everything else
Slug generator API
Answering ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws listed $0.01 answered 2 of 2 checks this week 656 ms Code and developer
Slugify
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 20 ms Everything else
Smart contract verification and security analysis on Ethereum Base BSC Arbitrum
Answering contract.lonestaroracle.xyz listed $0.05 answered 7 of 7 checks this week 659 ms Market data
Snapshot a list of US-listed tickers at once
Answering agents.x402stock.xyz listed $0.02 answered 7 of 7 checks this week 487 ms Company and compliance
Snapshot of all G10 spot exchange rates quoted against USD (EUR, GBP, JPY, CHF,
Answering agent402.tools listed $0.005 answered 7 of 7 checks this week 960 ms Market data
Snapshot of every market on ONE builder-deployed perp dex (HIP-3)
Answering agent402.tools listed $0.003 answered 7 of 7 checks this week 1139 ms Market data
SociaVault API proxy — twitter-user-tweets
Answering social.gedx402.com listed $0.014 answered 7 of 7 checks this week 479 ms Everything else
Social profile URLs for a person or brand `query` ("Sam Altman", "Notion HQ") ac
Answering vaaya.ai listed $0.01 answered 7 of 7 checks this week 322 ms Everything else
Solana DeFi overview
Answering twin.unykorn.org listed $0.01 answered 6 of 7 checks this week 254 ms Market data
Solana Priority Fee and MEV Execution
Answering saylorinnovations.com listed $0.01 answered 7 of 7 checks this week 319 ms Code and developer
Solana RPC and WebSocket Resilience Guide
Answering saylorinnovations.com listed $0.01 answered 7 of 7 checks this week 482 ms Market data
Solana SVI volatility surface parameters — stochastic vol interpolation for opti
Answering api.myceliasignal.com listed $0.05 answered 7 of 7 checks this week 201 ms Market data
Solana Token Launch Monitor
Answering saylorinnovations.com listed $0.01 answered 7 of 7 checks this week 485 ms Market data
Solana Transaction Failure Resolver
Answering saylorinnovations.com listed $0.01 answered 7 of 7 checks this week 281 ms Market data
Solana account read — SOL balance plus every SPL token the owner holds — Genesis
Answering twin.unykorn.org listed $0.008 answered 6 of 7 checks this week 244 ms Market data
Solana priority fee estimator
Answering api.vextorium.com listed $0.003 answered 4 of 4 checks this week 321 ms Market data
Solana priority fees right now
Answering x402.ochinimus.app listed $0.005 answered 7 of 7 checks this week 333 ms Market data
Solana transaction status by signature
Answering api.vextorium.com listed $0.003 answered 4 of 4 checks this week 322 ms Market data
Sold house prices for any England or Wales postcode from HM Land Registry Price
Answering aayatai.com listed $0.01 answered 4 of 4 checks this week 716 ms Company and compliance
Solve a bond's yield to maturity from its market price
Answering agent402.tools listed $0.002 answered 7 of 7 checks this week 956 ms Market data
Solves a system of linear equations (Ax = b) using the ml-matrix library's LU de
Answering ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws listed $0.01 answered 2 of 2 checks this week 659 ms Everything else
Sort the lines of a text
Answering agent402.tools listed $0.001 answered 7 of 7 checks this week 956 ms Everything else
Source Ingestion and Provenance Pipeline
Answering saylorinnovations.com listed $0.01 answered 7 of 7 checks this week 302 ms Search and research
Source-returning web search with normalized results and signed delivery
Answering phion.systems listed $0.006 answered 4 of 4 checks this week 577 ms Search and research
Sourced Quotes by Person (Wikiquote)
Answering saylorinnovations.com listed $0.001 answered 7 of 7 checks this week 491 ms Everything else
South African Crypto ZAR prices (live)
Answering zaref.dev listed $0.005 answered 6 of 7 checks this week 1448 ms Market data
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