the402 x402 endpoint directory

On-page SEO audit for any live URL. Returns a 0-100 SEO score plus the raw signals behind it: title tag and meta descr

x402 PayTo Pre-Flight: verify a payTo address against the live registry before paying. Detects payTo hijacking, stale

Compile 1-8 documents into a token-budgeted context pack, then measure exact retention of 1-32 caller-labelled evidenc

Real-time Korea (Upbit) vs global crypto price premium - the 'kimchi premium' - with reverse-premium and 1h-surge aler

EU public procurement tender notices from the official TED (Tenders Electronic Daily) v3 API, filtered by CPV product/

Cryptoslate content lookup. Include the content URL or slug in the request using the content_url key

Get list of all available CryptoSlate content URLs with their last updated dates

VAPE protocol — Full protocol record: per-chain TVL, category, audits, the official logo, Twitter, and description — t

VAPE chain_protocols — Top protocols on a chain by TVL (default Base), each with its real logo, category, and 24h/7d c

Returns tracked bridges ranked by recent volume.

Returns fee-earning protocols on a chain.

VAPE stablecoins — Stablecoins by circulating supply with live peg price and a computed depeg amount — a de-pegging st

VAPE yields — Yield pools filtered by chain/project/symbol, ranked by TVL, with apy/apyBase/ilRisk/exposure — enough t

VAPE chain_overview — A chain's headline TVL and its rank among all tracked chains (default Base).

VAPE dex_volumes — DEX trading volume on a chain by venue, each with its logo (default Base) — real trading activity a

Check whether a company filed a new SEC 8-K, 10-Q, or 10-K after a timestamp. Accepts a ticker or CIK and returns a co

Social Post / Price Timing Check. Whether social posts led or lagged the price move, measured on Robinhood-chain token

Checks whether a value you did not fetch yourself is actually on the page it came from. Independently re-fetches the s

Fetch one public HTTP(S) URL for research, extraction, or agent workflows. Returns the final URL, upstream status, con

List your AI-generated code for other agents to buy: upload an artifact and list it for a flat fee — no account needed

Search 100 packaged federal government contract awards from USAspending.gov with a live source link for every award ID

The Daily Fortune. The day's fortune, deterministic for the calendar date (UTC) and delivered instantly with fortune_d

SYNTHORA defi-yields: stablecoin DeFi yields ranked with a risk outlier detector — APY vs class median (>=3x median =

SEC EDGAR master index providing metadata for all SEC filings including form types, filing dates, and direct links to

SEC 8-K filings text providing parsed content from current report filings. 8-K forms report material events such as ea

SEC document text sections providing raw text content from specific sections of SEC filings (10-K, 10-Q, etc.). Can't

The risk factors identified in companies' 10K filings. Can't find what you're looking for? POST feedback to /feedback,

SEC 8-K filing disclosure categorization. A single 8-K filing can produce multiple rows when it covers multiple disclo

SEC Form 4 filings reporting changes in beneficial ownership of securities. Filed by corporate insiders (directors, of

Verify an x402 purchase before an AI agent signs. Validate the live HTTP 402 challenge, Base network, USDC asset, quot

Get the most recent news articles relating to a stock ticker symbol, including a summary of the article and a link to

Attested pre-transaction counterparty check: OFAC SDN digital-currency list match plus on-chain profile for any Base a

The complete list of risk factor classifications used in the risk factors endpoint. Can't find what you're looking for

The complete list of 8-K disclosure classifications used in the 8-K disclosures endpoint. Can't find what you're looki

SEC Form 3 filings reporting initial statements of beneficial ownership of securities. Filed by corporate insiders (di

SEC Form 13F filings data showing institutional investment manager holdings. Form 13F is required to be filed quarterl

Query the stock and OTC ticker symbols supported by Massive. Each result carries the ticker, company name, primary exc

Resolve an HTTP or HTTPS URL through redirects and return the complete redirect chain, HTTP status for each hop, final

Japan Stablecoin Payment Monitor: weekly change feed for stablecoin payment services in Japan — new launches, pilots,

Scores a public business URL for prospect fit, contactability, trust friction, and lead-generation opportunity using e

Bitcoin network hash rate, via Blockchain.info stats API

Verify a legal case citation: does it exist, and does the given case name match the canonical record? Catches a fabric

Find current official business-registration leads from Chicago and San Francisco open-data APIs. Results include sourc

LPC Collection Facts. Collection-level facts for the LPC NFT collection on Polygon: supply, holder count, tier distrib

SYNTHORA ecb-forex-fixing-vs-market: ECB daily EUR/USD fixing vs live market rate: deviation in basis points, directio

SYNTHORA defi-llama-tvl-ranking: Top DeFi protocols by TVL with rank, chain, category and 1d/7d change, capped list (d

SYNTHORA bitcoin-fees: Bitcoin fee tiers in sat/vB (fastest/half-hour/hour/economy/minimum) plus current block height.

SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-thresh

Which x402 endpoints actually settle: counts from the latest measurement cycle, where every data point is a real purch

Check an exact npm or PyPI package version immediately before installation using current registry, vulnerability, mali