Science And Education x402 offerings

Return bounded ranked OpenBible.info cross-reference identifiers with displayed text resolved only from BSB or WEB.

Retrieve a bounded passage from the public-domain Berean Standard Bible or World English Bible with exact source labels and provenance.

Retrieve one bounded day from a deterministic seven-day gospel, psalm-prayer, or practical-wisdom reading plan using source-labelled public-domain Bible text.

One Sense. Definition from Wiktionary, CC BY-SA 4.0 and GFDL. https://creativecommons.org/licenses/by-sa/4.0/ https://www.gnu.org/licenses/fdl-1.3.html https://en.wiktionary.org/wiki/oracle The defin…

Builds an outline (title, sections with headings and bullet points, optional word targets) for a topic, or from a text you give. Depth 1-3, at most 12 sections. Model output: review it before use; wo…

Metadata of a publication by DOI (Crossref): title, authors, journal or publisher, year, type, citation count, references, license, link and an APA-formatted citation.

Search biomedical literature on PubMed (NIH): title, authors, journal, date, DOI, PMID and abstract of each article, newest first, with optional year filter.

Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with category filter (cs.AI, cs.CR, q-fin...).

Book data by ISBN (10 or 13) or search by title and author on Open Library: title, authors, publisher, year, pages, languages, subjects, cover and links.

Book data by ISBN (10 or 13) or search by title and author on Open Library: title, authors, publisher, year, pages, languages, subjects, cover and links.

Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with category filter (cs.AI, cs.CR, q-fin...).

Species information by scientific or common name (GBIF): accepted name, full taxonomy (kingdom to species), rank, status, common names, number of occurrence records and countries with most records.

Moon phase on a date: name, illuminated percentage, lunar age and the next new and full moon dates. Local astronomical calculation.

Moon phase on a date: name, illuminated percentage, lunar age and the next new and full moon dates. Local astronomical calculation.

Metadata of a publication by DOI (Crossref): title, authors, journal or publisher, year, type, citation count, references, license, link and an APA-formatted citation.

Search scholarly literature across all fields in OpenAlex (250M+ works): title, authors, institutions, year, journal, citation count, DOI and open-access link; by relevance, citations or date.

Search scholarly literature across all fields in OpenAlex (250M+ works): title, authors, institutions, year, journal, citation count, DOI and open-access link; by relevance, citations or date.

Species information by scientific or common name from Wikidata (CC0): scientific name, rank, taxonomy (kingdom to species), common names in several languages, conservation status and link.

Google Scholar academic search. Returns papers with snippets, publication info, and citation counts.

Convert any DOI to BibTeX format via doi.org content negotiation. Returns ready-to-paste BibTeX entry. Use ?doi=10.1038/nature12373. Built for AI agents preparing manuscripts and reference managers. Accepts payment on Base or Solana — either network works.

Search academic papers across 240M+ publications via OpenAlex (free, no API key, no rate-limit issues). Returns papers with title, authors, abstract, year, citation count, DOI, PDF link. Use ?q=YOUR_QUERY and limit=10. Built for research agents and literature review workflows. Accepts payment on Base or Solana — either network works.

Format any DOI into a styled citation (apa, mla, chicago, ieee, harvard, vancouver). Returns plain-text bibliography string. Use ?doi=10.1038/nature12373 and style=apa. Built for AI agents producing draft references. Accepts payment on Base or Solana — either network works.

Look up arXiv preprint metadata. Returns title, authors, abstract, publish/update dates, categories, PDF URL, DOI, comments, journal ref. Use ?id=1706.03762 (with or without version). Built for AI agents doing ML/physics/math literature review. Accepts payment on Base or Solana — either network works.

Search open Crossref bibliographic metadata by title, author, DOI fragment, or citation and return bounded normalized publication, author, citation, license, and update metadata without abstracts or …