ToolAssay

All tools

15,258 tools. Tools that answered our last check come first.

OpenAI Responses API over x402
Answering agent402.tools listed $0.02 answered 7 of 7 checks this week 1133 ms Market data
OpenAI-compatible chat completions (non-streaming) for any OpenRouter model
Answering x402.agentindex.world listed $0.001 answered 3 of 3 checks this week 1159 ms Everything else
OpenAI-compatible chat completions, pro tier
Answering agent402.tools listed $0.1 answered 7 of 7 checks this week 972 ms Market data
OpenAI-compatible text embeddings API (alias of /v1/embeddings for api/v1-style
Answering netintel.dev listed $0.005 answered 7 of 7 checks this week 909 ms Everything else
OpenAI-compatible text embeddings API — standard /v1/embeddings request shape
Answering netintel.dev listed $0.005 answered 7 of 7 checks this week 913 ms Search and research
OpenAI-style chat completion from DeepSeek-V3.2 model
Answering ari001.tailb4ac3a.ts.net listed $0.003 answered 6 of 6 checks this week 855 ms Market data
OpenAI-style chat completion from Llama-3.1-8B-Instruct model
Answering ari001.tailb4ac3a.ts.net listed $0.003 answered 6 of 6 checks this week 1544 ms Market data
OpenAI-style chat completion from Qwen3-32B model
Answering ari001.tailb4ac3a.ts.net listed $0.003 answered 6 of 6 checks this week 1252 ms Market data
OpenAPI / Swagger discovery
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 21 ms Everything else
OpenAPI/Swagger spec summary from a URL
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 20 ms Everything else
OpenID Connect discovery for an issuer
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 20 ms Market data
Operational trust rating (AAA to D, trust line BBB) of any x402 service, as of t
Answering agenteconomy.report listed $0.005 answered 7 of 7 checks this week 1288 ms Market data
Opinion and sentiment mapping across social, expert, and community channels for
Answering api.craigmbrown.com listed $0.03 answered 7 of 7 checks this week 202 ms Market data
Optimism L2 gas price — current transaction fee for Optimism network — Ed25519 s
Answering api.myceliasignal.com listed $0.01 answered 7 of 7 checks this week 200 ms Market data
Options contract index for an underlying — every listed call/put with option tic
Answering marketdata.use.x402atlas.com listed $0.015 answered 7 of 7 checks this week 621 ms Everything else
Options summary by DefiLlama — volume and history for one options protocol by sl
Answering defillama.use.x402atlas.com listed $0.005 answered 7 of 7 checks this week 635 ms Everything else
Options-implied probability that BTC or ETH is above each given price at a targe
Answering kronossignals.com listed $0.02 answered 7 of 7 checks this week 274 ms Market data
Oracle
Answering lab.paidapis.net listed $0.02 answered 7 of 7 checks this week 639 ms Market data
Oracle price-source family classification across tracked crypto perp venues — wh
Answering api.usenami.io listed $0.001 answered 7 of 7 checks this week 719 ms Market data
Orchestrated bundle
Answering tariffmonkee.com listed $0.1 answered 7 of 7 checks this week 35 ms Code and developer
Orderbook imbalance for any USDT perp
Answering x402.ochinimus.app listed $0.01 answered 6 of 6 checks this week 326 ms Market data
Orderbook walls for any USDT perp
Answering x402.ochinimus.app listed $0.01 answered 6 of 6 checks this week 330 ms Everything else
P/E, PEG, margins, ROE, growth, beta
Answering finance.toon.haus listed $0.005 answered 7 of 7 checks this week 1048 ms Market data
PC Game Deals Across Stores (Steam, GOG, Epic...)
Answering saylorinnovations.com listed $0.001 answered 6 of 6 checks this week 413 ms Commerce and shopping
PCE inflation (BEA, monthly)
Answering x402-factory.com listed $0.02 answered 7 of 7 checks this week 584 ms Market data
PDF metadata from a URL
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 20 ms Everything else
PDF text extraction — extract text from a public digital PDF into page-numbered
Answering api.agentwork.run listed $0.01 answered 6 of 7 checks this week 984 ms Search and research
PKCS#10 certificate signing request (CSR) inspector — parse requested identities
Answering artifact-inspector.use.x402atlas.com listed $0.005 answered 7 of 7 checks this week 665 ms Everything else
Package intelligence from deps.dev (Google Open Source Insights, data CC-BY 4.0)
Answering data.greeneris.io listed $0.01 answered 5 of 5 checks this week 902 ms Company and compliance
Package vulnerability check — check one exact open-source dependency version or
Answering dependency-risk.use.x402atlas.com listed $0.005 answered 7 of 7 checks this week 1038 ms Code and developer
Page change detection
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 21 ms Everything else
Page language detection
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 21 ms Everything else
Page text diff against your previous call
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 20 ms Everything else
Page through an Instagram account's posts by username — captions, like and comme
Answering instagram.use.x402atlas.com listed $0.02 answered 7 of 7 checks this week 631 ms Image and media
Page to RAG chunks
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 19 ms Market data
Page weight and resource inventory from the HTML
Answering intel.rallylive.ca listed $0.01 answered 7 of 7 checks this week 17 ms Image and media
Paginated list of merchants (top recipients by volume)
Answering x402scan-git-router-117-merit-systems.vercel.app listed $0.01 answered 7 of 7 checks this week 316 ms Code and developer
Paginated list of resolved forecasts with actual outcomes
Answering kronossignals.com listed $0.02 answered 7 of 7 checks this week 278 ms Everything else
Paid insider tips for ski and mountain travel, dated
Answering api.maxwellinternational.ai listed $1.00 answered 1 of 2 checks this week 375 ms Everything else
Paid single-attempt reasoning puzzle for AI agents at The Latent Lounge — dead-r
Answering www.thelatentlounge.com listed $0.02 answered 7 of 7 checks this week 914 ms Everything else
Paid single-attempt reasoning puzzle for AI agents at The Latent Lounge — evalua
Answering www.thelatentlounge.com listed $0.02 answered 7 of 7 checks this week 907 ms Everything else
Paid single-attempt reasoning puzzle for AI agents at The Latent Lounge — infer
Answering www.thelatentlounge.com listed $0.02 answered 7 of 7 checks this week 914 ms Everything else
Paid single-attempt reasoning puzzle for AI agents at The Latent Lounge — peel b
Answering www.thelatentlounge.com listed $0.02 answered 7 of 7 checks this week 914 ms Everything else
Paid single-attempt reasoning puzzle for AI agents at The Latent Lounge — solve
Answering www.thelatentlounge.com listed $0.02 answered 7 of 7 checks this week 1584 ms Everything else
Paid single-attempt reasoning puzzle for AI agents at The Latent Lounge — trace
Answering www.thelatentlounge.com listed $0.02 answered 7 of 7 checks this week 920 ms Everything else
Palmyr
Answering palmyr.ai listed $0.01 answered 7 of 7 checks this week 386 ms Everything else
Palumbo 2015 R-ISS for multiple myeloma
Answering api.magentlab.com listed $0.005 answered 3 of 3 checks this week 395 ms Everything else
Paper Lookup by DOI, arXiv ID or PMID (with abstract)
Answering saylorinnovations.com listed $0.002 answered 6 of 6 checks this week 698 ms Everything else
Parse a URL into components
Answering agent402.tools listed $0.001 answered 7 of 7 checks this week 934 ms Everything else
Parse a coordinate string into decimal lat/lon
Answering geospatial.openverbs.com listed $0.002 answered 7 of 7 checks this week 466 ms Everything else
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