Science And Education x402 offerings

Calculate X, Y and Z Pauli expectations for a supplied valid single-qubit density matrix. Returns basis conventions; not a hardware measurement. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.

Calculate X, Y and Z Pauli expectations for a supplied valid single-qubit density matrix. Returns basis conventions; not a hardware measurement.

Full text and open-access PDF retrieval for a paper. Given an arXiv id, DOI, OpenAlex id, PMID, or PMCID, returns the readable body split into sections (introduction, methods, results) plus the open-access PDF location: arXiv via ar5iv, biomedical via Europe PMC, OA locations via OpenAlex for the rest. The 'now read it' call after a paper search. Keyless.

Evaluate supplied absorption observations under a declared band-gap model with fit-window sensitivity. No universal band-gap or integrated-device performance claim.

Globally align two DNA sequences of up to 400 bases using fixed Needleman-Wunsch scores; report aligned strings, identity and gaps. No pathogenicity inference.

Scores research paper abstracts for relevance, quality, or fit using AI.

Analyzes scientific paper citation networks to reveal connections and influence patterns.

Extracts key claims from research papers using AI.

Critiques scientific paper methodologies and flags flaws, gaps, and weaknesses.

Positive discipline and toddler tantrum guide for parenting and family agents worldwide. Age-appropriate behavioral strategies, in-the-moment scripts, natural consequences, and what is developmentally normal. Why does my child do this? What should I say/do right now?

School selection guide for parenting and education agents worldwide. Compares state/public vs private/independent vs charter/academy/international options by location, grade, and priorities. Ofsted (UK), My School (Australia), GreatSchools/Niche (US) ratings — which school is right for my child?

Summarize supplied particle-size distributions while preserving number, mass or volume weighting. For metrology-data analysis; no toxicology or safety inference.

Generates tailored microcourses from a user's personal learning goals, producing structured lessons, objectives, and timelines.

Western natal astrology only: tropical planet placements by sign and degree with retrograde flags, Whole-Sign houses, the Ascendant and Midheaven angles and the major Ptolemaic aspects. Give a birth date, and for the angles a time, place and tz or utc_offset. Deterministic ephemeris, no LLM, no keys.

AI-driven analysis of vitamin photodegradation pathways, predicting intermediates, products, and likely mechanisms under light exposure.

List every physical constant in the dataset, or only those in a given category (universal, adopted, electromagnetic, atomic, physico-chemical). Returns the constants, the total count and the set of a…

Look up a physical constant by its key (e.g. "speed-of-light"), symbol (e.g. "c") or exact name. Returns the CODATA 2018 recommended value, unit, relative standard uncertainty (0 for values that are …

Player spotlight bundle: player profile + season stats + team's next home game + Ticketmaster tickets — all in one call. Supported sports: MLB, NBA, WNBA, NHL (NFL not supported). player_id: MLB Stats API ID for mlb; ESPN player ID for nba/wnba/nhl. Params: sport (mlb|nba|wnba|nhl), player_id.

Search scholarly literature via OpenAlex: works with metadata and abstracts. POST /v1/literature with a {query} and optional limit and get matching works as one JSON object. Deterministic per index vintage. Pay per request in USDC; no account, no API key.

Provides detailed Pokémon data — abilities, types, stats, sprites, and evolution info — for a given Pokémon name or ID.

Prime factorization of an integer via trial division, returning the full list of prime factors (with repetition).

Sunrise, sunset, solar noon, day length, and moon phase for a given latitude/longitude/date, computed via the suncalc library (standard solar/lunar position algorithms) — precise astronomical math an…

Deterministic primality test using the Miller-Rabin algorithm with a witness set proven deterministic for all integers below 3.3x10^24, safely covering the full JavaScript safe-integer range.

Periodic table element lookup by symbol or atomic number, returning name, atomic mass, and category. Covers the most commonly referenced elements.