the402 x402 endpoint directory

Whether a coordinate falls inside a GeoJSON Polygon or MultiPolygon, honouring holes and reporting boundary hits.

Experimental method, resolution, R-factor, unit cell, entity composition and primary citation for a PDB entry.

Latest and recent values of an XBRL concept, such as Revenues or Assets, for a US public company named by ticker.

Predicted high and low tides for a NOAA CO-OPS station on a given date, in feet above datum.

Prescribing information for a drug: indications, warnings, dosage and adverse reactions, as filed with the FDA.

Status, sponsor, latest action and titles for a bill in a given Congress and chamber.

Structured XBRL financial facts for a company by CIK: revenue, assets, cash and every other tagged concept as reported

Fetch a public web page and return it as clean Markdown with its title. Capped at 2 MB.

Convert an HTML document supplied in the request body to clean Markdown, stripping scripts and styles.

Render markdown to styled HTML

Lookup DNS records for a domain

UOS Genesis machine utility: attestation_receipt

US Energy Markets (Crude & Natural Gas)

US Real GDP Growth

US Jobs Report

US CPI Inflation

US Treasury Yield Curve

Latest instantaneous discharge and gauge height for a USGS river monitoring site, with the observation timestamp.

Convert between the shapes data actually arrives in: CSV or TSV to JSON, JSON to CSV or TSV, CSV to a Markdown table,

Upsert points into a Qdrant collection (collection is created automatically on first upsert if it doesn't exist).

Convert raw HTML into clean markdown. Typically cuts page tokens by 80-85% before they hit an LLM context window.

Takes what the caller holds and what the seller accepts and works out which combinations can settle the amount. All co

Lists token and native balances of one wallet across chains and prices them where a price exists. priced_pct is mandat

Reads the transaction history of one wallet from a public block explorer index and groups it by kind of action. Classi

Reads the contract itself rather than a project's claims. Ownership renouncement is checked, not believed: the zero ad

Resolves a pool either by address or by chain, token pair and DEX, then reads token0, token1, fee tier, reserves, in-r

For a given chain, token pair and input amount, every connected DEX is queried through its own contracts: Uniswap V3 t

Wallet funding QR for your human: pass asset (usdc-base, tao, eth, sol, btc, ...), amount and destination wallet - get

Vehicle identification number decoder: full 17-character or partial VIN in, structured vehicle record out — make, mode

Look up any VIN and get the vehicle behind it: year, make, model, trim, body class, engine and transmission specs, fue

Decode a vehicle identification number to full structured specs: make, model, year, trim, body style, engine details,

VIN decoder API: turn any 17-character vehicle identification number into structured specs — make, model, year, trim,

Vehicle crash safety lookup: official star ratings for overall, frontal, side, and rollover performance with driver- a

Crash-test results for US-market vehicles: government 5-star program scores covering frontal and side impacts, side po

Car safety star ratings from government crash testing: overall, front, side, and rollover ratings (1-5 stars) for any

Official 5-star crash-test safety ratings by VIN or year/make/model: overall, frontal, side, side-pole, and rollover s

Vehicle recall status check for any car, truck, or motorcycle sold in the US: open safety campaigns by year/make/model

Recall check straight from a VIN: the vehicle is decoded automatically, then matched against official safety recall ca

Car recall lookup: give a VIN or year/make/model and get every official safety recall campaign — component, defect sum

Official vehicle safety recall check by VIN or year/make/model: every open recall campaign with affected component, de

Gas mileage checker: authoritative city/highway/combined MPG for any US light-duty vehicle model year 1984 or newer, w

Annual fuel cost estimate for a specific vehicle: official fuel-economy record with combined MPG and a yearly fuel cos

MPG lookup for any US-market car since 1984: official test-cycle city, highway, and combined miles per gallon plus fue

Official fuel-economy lookup for US light-duty vehicles back to 1984: city, highway, and combined MPG, fuel type, esti

Owner-reported problem lookup for US vehicles: every defect report on file for a year/make/model with component, incid

Search the official consumer defect-complaint file for any vehicle: pass VIN or year/make/model plus an optional compo

Car complaint records: what real owners reported failing on a given year/make/model or VIN — component, narrative summ

Consumer defect complaints on file for any US-market vehicle, by VIN or year/make/model: affected components, crash an

Rulemaking alert feed for agents: query any industry term and get the most recent official regulatory documents touchi

Search the daily journal of the US government: rules, proposed rules, executive orders, and notices matching a search