the402 x402 endpoint directory

Mean SoilGrids bulk density for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for S

Mean SoilGrids organic carbon for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids silt fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids sand fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids clay fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids pH in H2O for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Swed

Mean SoilGrids coarse-fragment volume for the 0-5 cm layer. The coordinate is validated against the Natural Earth boun

Mean SoilGrids total nitrogen for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids cation exchange capacity for the 0-5 cm layer. The coordinate is validated against the Natural Earth bo

Mean SoilGrids bulk density for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for F

Mean SoilGrids organic carbon for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids silt fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids sand fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids clay fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids pH in H2O for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Finl

Mean SoilGrids coarse-fragment volume for the 0-5 cm layer. The coordinate is validated against the Natural Earth boun

Mean SoilGrids total nitrogen for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids cation exchange capacity for the 0-5 cm layer. The coordinate is validated against the Natural Earth bo

Mean SoilGrids bulk density for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for D

Mean SoilGrids organic carbon for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids silt fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids sand fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids clay fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for

Mean SoilGrids pH in H2O for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Denm

Validate email format, disposable-domain heuristics, and live DNS MX records via DoH for outreach and lead-gen agents

Validate an SSCC-18 logistics-unit serial shipping container code.

Validate an ISO 6346 shipping container number (owner, category, serial, check digit).

Validate a GTIN-8/12/13/14, UPC-A or EAN-13: check digit, format, GTIN-14 normalization, packaging indicator.

Spot token prices from DefiLlama — pass comma-separated CoinGecko ids, get price/change_24h/symbol/confidence/timestam

Cross-venue Hyperliquid+OKX+dYdX perp funding rates — top coins by 24h notional volume, per-venue funding + arb spread

Compute the GS1 check digit for a code body missing it.

Compare a public page against its previous snapshot and return structured changes plus a 30-day daily-watch upgrade.

Batch-normalize or batch-geocode up to 100 Japanese (JP) addresses in a single call — same processing as POST /normali

Spot token prices from DefiLlama — pass comma-separated CoinGecko ids, get price/change_24h/symbol/confidence/timestam

Cross-venue Hyperliquid+OKX+dYdX perp funding rates — top coins by 24h notional volume, per-venue funding + arb spread

Convert CNY to USD at live rate. Pass ?amount=100 for value in US Dollar. 人民币兑换美元换算。人民元を米ドルに換算。Convertir yuan a dólar.

Read-only JSON-RPC against Ethereum, Base, Polygon, Arbitrum, or Optimism with built-in multi-endpoint failover - one

Look up US colleges by name via the Dept. of Education College Scorecard: state, out-of-state tuition, overall admissi

Top reported adverse reactions for a drug from the FDA FAERS database (openFDA), ranked by report count - a fast read

Combine several PDFs into one, in order. Body: {"urls":["https://…/a.pdf","https://…/b.pdf"]}. Returns the merged PDF

Confirm a USDC payment actually settled: given a tx hash (and network), returns whether it succeeded and the USDC tran

Search FDA medical-device recall / enforcement records (openFDA): recalling firm, classification (Class I/II/III), rea

Search FDA food recall / enforcement records (openFDA): recalling firm, classification, reason (allergen, contaminatio

Review a SQL statement before running it against production: a pass / warn / block verdict naming concrete risks (unbo

Recent FEMA disaster declarations for a US state (openFEMA): title, incident type, declaration type, and date - the fe

NHTSA safety recalls for a vehicle by make/model/year: campaign number, affected component, summary, consequence, and

Search FDA drug recall / enforcement records (openFDA): recalling firm, classification (Class I/II/III), reason, distr

Fetch an RSS 2.0, Atom, or RSS 1.0 feed URL and parse it into normalized JSON: feed title/description/link plus items

Search US federal election candidates via the FEC: name, party, office (House/Senate/President), state, incumbent/chal

Combine PNG/JPEG images into a single PDF, one image per page. Body: {"urls":["https://…/1.png","https://…/2.jpg"]}. R