Catalog

NFT floor prices, holder analytics, rarity, wash trading detection, and trend intelligence

https://api.x402node.dev/knowledge/wikipedia-page

https://api.x402node.dev/knowledge/wiktionary

https://api.x402node.dev/maps/forward

Haversine great-circle distance between two coordinates

Haversine great-circle distance between two coordinates. Returns km, miles, bearing degrees. Use ?lat1=X and lng1=Y and

https://api.x402node.dev/maps/ip

Bollinger Band values, squeeze and breakout alerts across the market, and full BB intelligence with breakout probability

Reverse geocode lat/lng to a postal address via OpenStreetMap Nominatim

Reverse geocode lat/lng to a postal address via OpenStreetMap Nominatim. Returns display name, country, state, city, roa

https://api.x402node.dev/maps/timezone

https://api.x402node.dev/maps/weather

Find profitable triangular arbitrage loops with execution sequence, sizing, and timing windows

https://api.x402node.dev/md/frontmatter

https://api.x402node.dev/md/links

https://api.x402node.dev/md/stats

Strip all Markdown syntax, returning plain text (no headings, links, code, emphasis, lists)

Strip all Markdown syntax, returning plain text (no headings, links, code, emphasis, lists). Use url param or ?text=....

Extract Markdown table of contents (h1-h6 headings) with anchor slugs

Extract Markdown table of contents (h1-h6 headings) with anchor slugs. Returns array of {level, text, anchor}. Use url p

Calculate and simulate impermanent loss for AMM liquidity pool positions

https://api.x402node.dev/nlp/detect

https://api.x402node.dev/nlp/readability

https://api.x402node.dev/nlp/sentiment

NFT collection floor prices, volume, market data, and wash trading risk signals

Translate text between languages via MyMemory (free, 50+ languages)

Translate text between languages via MyMemory (free, 50+ languages). Returns translated text and match quality. Use ?q=H

Staking APY rates, provider comparison, reward estimates, and network health for PoS assets

Analyze whale concentration, holder distribution, and accumulation trends for any token