the402 x402 endpoint directory

Real-time token price by CoinGecko ID or symbol - includes 24h change, volume, market cap

OHLCV candles for a token - supports 1d, 7d, 14d, 30d, 90d, 365d ranges

Token metadata - name, symbol, decimals, logo, chains, links

Social volume - Twitter/Farcaster mention count for a token

Top yield pools across all protocols and chains - sorted by APY

Stablecoin market caps, peg deviations, circulating supply by chain

TVL by protocol - top 50 or specific protocol with chain breakdown

Revenue and fees by protocol - daily fees and protocol revenue

Supply & borrow rates across Aave, Compound, Morpho, Spark

List all supported chains with RPCs, explorers, native tokens

CoinStats list of supported cryptocurrency exchanges with metadata

CoinStats shared portfolio total value and PnL — total value, DeFi value, unrealized + realized profit/loss. Requires

CoinStats shared portfolio holdings — all coins with current value, PnL, performance metrics. Requires sharetoken head

CoinStats list of crypto news sources aggregated across the industry

CoinStats list of supported fiat currencies (USD, EUR, GBP, JPY, etc.) with conversion metadata

CoinStats list of supported cryptocurrency exchanges for portfolio connection (Binance, Coinbase, Kraken, Bybit, OKX,

Pre-IPO and private company token prices — SpaceX, OpenAI, and other unicorns trading as tokenized assets via CoinGeck

Cross-exchange cryptocurrency arbitrage opportunities. Find best buy/sell prices across major exchanges.

Real-time arbitrage spreads between tokenized securities and actual stock prices. Identify premium/discount opportunit

U.S. Census demographic data by state or county. Population, income, poverty, unemployment, home values, education.

Retrieve change alerts for monitored URLs. Returns list of detected changes with timestamps.

Get ERC-8004 registration JSON for memoryapi.org — a complete example of an AI agent registration file with 28 MCP ser

Look up an ERC-8004 AI agent identity on Base mainnet. Returns name, description, services, x402 support, and owner.

WHO Global Health Observatory — life expectancy, obesity, alcohol, air pollution by country.

text-metrics: Returns character count, word count, and average word length for any given string.

Truncate text with ellipsis for $0.001 USDC.

ROT13 encode/decode Latin text for $0.001 USDC.

Sort lines of text for $0.001 USDC.

Remove duplicate lines for $0.001 USDC.

Encode/decode hex for $0.001 USDC.

URL-encode or decode text for $0.001 USDC.

Extract HTTP/HTTPS URLs from text for $0.001 USDC.

Normalize whitespace in text for $0.001 USDC.

Line-level text diff for $0.001 USDC.

Parse or build URL query strings for $0.001 USDC.

Parse human durations like 1h30m for $0.001 USDC.

Strip markdown to plain text for $0.001 USDC.

Compare two semantic versions for $0.001 USDC.

Strip HTML tags to plain text for $0.001 USDC.

Generate Crockford Base32 ULIDs for $0.001 USDC.

Convert text to a URL-safe slug for $0.001 USDC.

https://aiact-api.com/articles/006

Current weather information

Returns "World Hello" - UPDATED TEST v2.0

UK flood risk by postcode (Environment Agency).

Trending symbols

0.001 USDC on base

How big is the FirmStanding employer entity graph right now? Headline aggregates: resolved employer entities and how m

How much open federal money is in the dataset right now? Headline aggregates: active SAM.gov contract opportunities (a

How big is the FMCSA carrier dataset right now? Headline aggregates: total and active registered carriers, how many ha