ToolAssay

Everything else

7,164 tools. Tools that answered our last check come first.

A heartbeat that costs money, and therefore proves more than a health check
Answering soren.com listed $0.01 answered 1 of 1 checks this week 1096 ms Everything else
A raw completion from a large language model
Answering hubvibe-io.com listed $0.25 answered 1 of 1 checks this week 834 ms Everything else
Agent Protocol Inspector scan (MCP / A2A / ARD / llms.txt) — per call
Answering contextiq.trango-compute.com listed $0.02 answered 1 of 1 checks this week 299 ms Everything else
Airports within a radius of a coordinate, sorted by distance
Answering 2s.io listed $0.0025 answered 1 of 1 checks this week 258 ms Everything else
All NHL teams with ID, abbreviation, and city
Answering fanfare.run listed $0.001 answered 1 of 1 checks this week 223 ms Everything else
Analyze the sentiment of text
Answering sentiment-analyzer.pdfextractapi.workers.dev listed $0.01 answered 1 of 1 checks this week 894 ms Everything else
Annual time series of one World Bank indicator for a country, with latest value,
Answering agents.x402stock.xyz listed $0.01 answered 1 of 1 checks this week 456 ms Everything else
Answer a specific question about text you supply, using Gemini
Answering hubvibe-io.com listed $0.25 answered 1 of 1 checks this week 829 ms Everything else
Assets Metadata — Lists all assets known to Glassnode and their metadata, includ
Answering x402.glassnode.com listed $0.01 answered 1 of 1 checks this week 323 ms Everything else
Attested Hedera network facts
Answering rubric-protocol.com listed $0.001 answered 1 of 1 checks this week 634 ms Everything else
BTC/USD open interest across 5 exchanges with 1h/4h/24h deltas — Ed25519 signed
Answering api.myceliasignal.com listed $0.01 answered 1 of 1 checks this week 194 ms Everything else
Base network gas fee statistics (1-minute baseFeePerGas buckets)
Answering api.agentfeeds.jp listed $0.002 answered 1 of 1 checks this week 339 ms Everything else
Before your agent signs off a contract review or a due-diligence memo
Answering api.invoket.com listed $0.015 answered 1 of 1 checks this week 841 ms Everything else
Bitwise OR across two or more non-negative integers (given as decimal strings, e
Answering bitwise.openverbs.com listed $0.002 answered 1 of 1 checks this week 781 ms Everything else
Break a User-Agent string into browser, engine, operating system (each with a ve
Answering useragent.openverbs.com listed $0.002 answered 1 of 1 checks this week 610 ms Everything else
Browserbase — Create a headless browser session via x402
Answering vaaya.ai listed $0.01 answered 1 of 1 checks this week 355 ms Everything else
Build an otpauth:// provisioning URI (the string encoded in authenticator QR cod
Answering otp.openverbs.com listed $0.004 answered 1 of 1 checks this week 622 ms Everything else
Business-idea generator
Answering pyfile-agent.taile3ff35.ts.net listed $0.01 answered 1 of 1 checks this week 1178 ms Everything else
CISA Known Exploited Vulnerabilities status for one CVE
Answering api.clinkforge.com listed $0.001 answered 1 of 1 checks this week 1227 ms Everything else
CRC-16 over the input payload in one of several standard variants (ccitt-false,
Answering checksum.openverbs.com listed $0.002 answered 1 of 1 checks this week 605 ms Everything else
CSV to JSON conversion
Answering toolshed.lemon-agent.dev listed $0.002 answered 1 of 1 checks this week 25 ms Everything else
Cheapest hours of day to transact on Base, from collected gas history
Answering base-gas-x402-production.up.railway.app listed $0.02 answered 1 of 1 checks this week 1457 ms Everything else
Check CSV data for missing values, duplicate rows, schema mismatches and invalid
Answering grove.g-datalabs.com listed $0.01 answered 1 of 1 checks this week 1157 ms Everything else
Check the latest or current Base Mainnet block number
Answering blockchain-api.x402-chain-tools.workers.dev listed $0.001 answered 1 of 1 checks this week 795 ms Everything else
Checks whether a value you did not fetch yourself is actually on the page it cam
Answering scrapecheck.fly.dev listed $0.01 answered 1 of 1 checks this week 309 ms Everything else
Checksum tier (deterministic, no LLM)
Answering scrapecheck.fly.dev listed $0.002 answered 1 of 1 checks this week 260 ms Everything else
Chess Daily answer check — legally validates a complete UCI principal line again
Answering agent-arcade.use.x402atlas.com listed $0.005 answered 1 of 1 checks this week 628 ms Everything else
Compute a keyed HMAC of some data with a secret key — the standard way to sign a
Answering hash.openverbs.com listed $0.002 answered 1 of 1 checks this week 630 ms Everything else
Compute sunrise, sunset, solar noon and day length for a latitude/longitude (eas
Answering astro.openverbs.com listed $0.004 answered 1 of 1 checks this week 616 ms Everything else
Compute the RFC 6902 JSON Patch that transforms `source` into `target`
Answering data.openverbs.com listed $0.004 answered 1 of 1 checks this week 836 ms Everything else
Compute the determinant of a square matrix via Gaussian elimination with partial
Answering matrix.openverbs.com listed $0.004 answered 1 of 1 checks this week 449 ms Everything else
Compute the exact probability distribution of a dice notation — mean, variance,
Answering dice.openverbs.com listed $0.002 answered 1 of 1 checks this week 632 ms Everything else
Convert a value between units of measure
Answering 2s.io listed $0.0025 answered 1 of 1 checks this week 477 ms Everything else
Convert between epoch (s or ms), ISO 8601, and any IANA timezone
Answering agent402.tools listed $0.001 answered 1 of 1 checks this week 929 ms Everything else
Convert between markdown, HTML, plain text, JSON and CSV
Answering rook-x402-service.onrender.com listed $0.02 answered 1 of 1 checks this week 532 ms Everything else
Convert caller-supplied CSV, TSV, JSON, JSON Lines (NDJSON), or YAML with option
Answering apiacre.com listed $0.005 answered 1 of 1 checks this week 908 ms Everything else
Convert text into a URL-safe slug
Answering slug.openverbs.com listed $0.002 answered 1 of 1 checks this week 614 ms Everything else
Create deterministic persistent machine representations for memory, indexing, re
Answering api.grip.fyi listed $0.01 answered 1 of 1 checks this week 787 ms Everything else
Curated Bitcoin coinbase scriptSig messages (printable ASCII only)
Answering api.carbon-cashmere.de listed $0.02 answered 1 of 1 checks this week 1180 ms Everything else
Curatoria paid markdown design system
Answering curatoria.dev listed $0.01 answered 1 of 1 checks this week 633 ms Everything else
Current temperature and wind for a city from Open-Meteo (live forecast data)
Answering vendsdk.com listed $0.003 answered 1 of 1 checks this week 265 ms Everything else
Current tournament standings
Answering agents.machina.gg listed $0.01 answered 1 of 1 checks this week 257 ms Everything else
Current trading session (Asia / London / NY / Off) plus historical volatility fo
Answering x402.swaphunt.dev listed $0.001 answered 1 of 1 checks this week 954 ms Everything else
Current weather conditions for any location on Earth
Answering agent402.tools listed $0.002 answered 1 of 1 checks this week 935 ms Everything else
Custom-weight rerank of every cryptocurrency covered by True Value Rankings
Answering truevaluerankings.com listed $0.05 answered 1 of 1 checks this week 970 ms Everything else
DNS Inspector record lookup (A/AAAA/MX/NS/TXT/SOA/CAA + SPF/DMARC) — per call
Answering contextiq.trango-compute.com listed $0.02 answered 1 of 1 checks this week 360 ms Everything else
DNS Lookup API
Answering tools.ipintel.ai listed $0.001 answered 1 of 1 checks this week 491 ms Everything else
DNS lookup for a domain
Answering agent402.tools listed $0.001 answered 1 of 1 checks this week 924 ms Everything else
Decode HTML entities (named, decimal and hex numeric references) back into plain
Answering html.openverbs.com listed $0.002 answered 1 of 1 checks this week 463 ms Everything else
Decode a 17-character VIN to manufacturer-supplied vehicle metadata via NHTSA's
Answering 2s.io listed $0.006 answered 1 of 1 checks this week 249 ms Everything else
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