{
  "name": "CitePulse",
  "description": "Academic citation analytics for AI research agents, grant offices, and PIs — the free-rebuild layer under Web of Science ($212k/yr) and Scopus (~$140k/yr), built entirely on open scholarly infrastructure (OpenAlex CC0, Crossref, Semantic Scholar, Unpaywall). Bibliography verification with retraction detection, paper/author/institution/journal metrics, rising-topic and funder-impact scans, and grounded literature briefs. Pay-per-query via x402 micropayments on Base.",
  "url": "https://citepulse.theaslangroupllc.com",
  "version": "1.0.0",
  "capabilities": [
    "citation-verification",
    "retraction-detection",
    "bibliography-audit",
    "paper-lookup",
    "author-metrics",
    "h-index",
    "institution-benchmark",
    "journal-intelligence",
    "topic-scan",
    "funder-impact",
    "literature-synthesis",
    "open-access-lookup"
  ],
  "data_sources": [
    "OpenAlex — CC0-licensed, 250M+ works, no key required (api.openalex.org)",
    "Crossref REST API — DOI registry + Retraction Watch retraction/correction data (api.crossref.org)",
    "Semantic Scholar Graph API — citation counts, influence, TLDRs (api.semanticscholar.org)",
    "Unpaywall — best legal open-access location for a DOI (api.unpaywall.org)",
    "Tavily — real-time web grounding for journal legitimacy signals and very recent literature context"
  ],
  "payment": {
    "protocol": "x402",
    "network": "eip155:8453",
    "asset": "USDC",
    "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc"
  },
  "endpoints": [
    {
      "path": "/api/ref-check",
      "method": "GET, POST",
      "description": "Flagship: verify up to 20 citations (DOIs or free-text references) — existence, retraction/withdrawal status, and title/author/year mismatches against the real record. Built for AI agents auditing an LLM-generated bibliography before it ships. GET accepts a comma-separated list; POST accepts a JSON array with optional structured fields (doi/title/authors/year) for stricter mismatch checking.",
      "parameters": [{ "name": "citations", "in": "query or body", "required": true, "description": "Up to 20 DOIs/references" }],
      "price_usd": 0.15,
      "payment_required": true
    },
    {
      "path": "/api/paper",
      "method": "GET",
      "description": "Single-paper lookup by DOI or title — citation count, influence, open-access status with a direct legal-OA link, venue, and TLDR. Deterministic passthrough.",
      "parameters": [{ "name": "doi", "in": "query", "required": false }, { "name": "title", "in": "query", "required": false }],
      "price_usd": 0.05,
      "payment_required": true
    },
    {
      "path": "/api/author",
      "method": "GET",
      "description": "Author metrics — works/citations/h-index/i10-index, 10-year trend, affiliation timeline, and an honest disambiguation-confidence flag for common/transliterated names.",
      "parameters": [{ "name": "name", "in": "query", "required": false }, { "name": "openalex_id", "in": "query", "required": false }],
      "price_usd": 0.10,
      "payment_required": true
    },
    {
      "path": "/api/institution",
      "method": "GET",
      "description": "Institution research-output benchmark — works, citations, h-index, 10-year trend, topic strengths, optional two-way comparison.",
      "parameters": [{ "name": "name", "in": "query", "required": true }, { "name": "compare_to", "in": "query", "required": false }],
      "price_usd": 0.15,
      "payment_required": true
    },
    {
      "path": "/api/journal",
      "method": "GET",
      "description": "Journal/venue intelligence — OpenAlex metrics plus Tavily-grounded, cited legitimacy signals. Never a bare predatory/legitimate verdict; evidence list + neutral framing.",
      "parameters": [{ "name": "name", "in": "query", "required": true }],
      "price_usd": 0.10,
      "payment_required": true
    },
    {
      "path": "/api/topic-scan",
      "method": "GET",
      "description": "Rising-topic scan for a research field — what's rising, what's foundational, grounded in top-cited OpenAlex works.",
      "parameters": [{ "name": "topic", "in": "query", "required": true }, { "name": "years", "in": "query", "required": false }],
      "price_usd": 0.20,
      "payment_required": true
    },
    {
      "path": "/api/funder-impact",
      "method": "GET",
      "description": "What a funder's grants have produced — highest-impact funded works, field distribution, grounded in OpenAlex's grants.funder linkage.",
      "parameters": [{ "name": "funder", "in": "query", "required": true }, { "name": "years", "in": "query", "required": false }],
      "price_usd": 0.20,
      "payment_required": true
    },
    {
      "path": "/api/literature-brief",
      "method": "GET",
      "description": "Grounded state-of-research synthesis for a specific question — citation-backed starting point, not a systematic review.",
      "parameters": [{ "name": "question", "in": "query", "required": true }],
      "price_usd": 0.25,
      "payment_required": true
    }
  ],
  "openapi": "https://citepulse.theaslangroupllc.com/openapi.json",
  "llms_txt": "https://citepulse.theaslangroupllc.com/llms.txt",
  "contact": "https://citepulse.theaslangroupllc.com"
}