the402 x402 endpoint directory

Clamp a number between min and max for $0.001 USDC.

Compute absolute and percent change for $0.001 USDC.

Join a base URL with a relative path for $0.001 USDC.

Convert text case (snake/kebab/camel/pascal/...) for $0.001 USDC.

Count words, characters, lines and paragraphs for $0.001 USDC.

Check whether an IP is inside a CIDR network for $0.001 USDC.

Classify an IP as private/loopback/global (no geolocation) for $0.001 USDC.

Convert #hex or rgb() colors to hex/rgb/hsl for $0.001 USDC.

Look up a common MIME type from extension/filename for $0.001 USDC.

Look up HTTP status-code meanings for $0.001 USDC or retrieve the common-code reference.

Validate and describe a five-field cron schedule for $0.001 USDC, including the next runs.

Test a regular expression and return matches, groups, and counts for $0.001 USDC.

Verify a webhook's HMAC signature against the correct per-provider scheme: GitHub (X-Hub-Signature-256, sha256=hex), S

CoinStats Fear & Greed Index historical chart — market sentiment over time

CoinStats ticker market data — live prices across exchanges for a trading pair

Top trending tokens by search volume and social activity

CoinStats live currency exchange rates for supported fiat pairs

CoinStats global cryptocurrency market data — total market cap, 24h volume, BTC dominance, % changes

timezone-oracle: IANA time zone offset (minutes from UTC) and DST status for a given timezone name.

Get a random classical poem (title, author, lines, line count) wrapped from poetrydb.org. Powered by Sly (https://gets

Find prediction market arbitrage across Polymarket, Kalshi, and Manifold.

x402 API activity stats — top endpoints by paid calls, trend data, and unique payer counts from memoryapi.org nginx lo

Economic event calendar from FRED with sector performance from FMP. Upcoming key economic releases.

U.S. County Business Patterns — number of businesses, employees, and payroll by industry (NAICS) and state.

Browse ERC-8004 registered AI agents on Base. Filter by x402 payment support.

Semantically search stored agent memories using natural language

Upload a file and get a temporary signed URL. Send raw file body with Content-Type header. Returns a URL valid for 1 h

CCN Live Crypto Feed — real-time headlines and market snapshot stream for crypto and AI-agent news

Estimate batch gas.

Returns random text string for testing

Random fortune — fixed price; x402 exact or MPP one-shot

Current weather conditions by city or place name.

Returns personalized greeting - UPDATED SCHEMA v2

https://x402-adsb.x402-adsb-worker.workers.dev/aircraft

CCN Premium Crypto News Feed — curated headlines, market data, and AI-agent commentary for crypto and AI-agent topics

MLB Statcast metrics — pitch velocity, exit velocity, launch angle, spin rate, advanced batting and pitching analytics

How much visa-sponsorship data is on file? Headline aggregates over DOL OFLC disclosure data: distinct sponsoring empl

https://api.borisinc.com/paid/ping

timestamp-oracle: Fresh Unix timestamp (seconds since epoch) as signed integer JSON.

Individual arena strategy signal

https://tools.netzhandwerker.de/v1/phone/parse

Basename resolution both ways: name to address, or address to primary name

Basename resolution both ways: name to address, or address to primary name

Basename resolution both ways: name to address, or address to primary name

Crypto Fear & Greed index with yesterday comparison

Price alert check: has an asset moved past your threshold?

https://payanagent.com/x402/kh7ce632kypmbvwy9ewcq04c998b8wb8

Equity news impact analysis (JP/US) from supplied headlines. DeepSeek.

Crypto technical analysis (trend, levels, momentum) as structured JSON with evidence and invalidation. DeepSeek.

CoinStats historical price on a specific exchange (Binance, Coinbase, Kraken, etc.) at a timestamp