claim-grounding.prospectintel.workers.dev
claim-grounding.prospectintel.workers.dev
Deep verify. Use when a claim is high-stakes, or when Check answer or Extract claims marks it unsure (next_step). Checks it against Wikipedia, Wikidata, Google News, Europe PMC studies, FRED economic data and SEC EDGAR filings, and flags contradiction when sources disagree. Async: returns a job_id; poll GET /v1/jobs/{id} free for verdict, evidence for and against, citations. $0.75 USDC.
- Category
- Service
- Networks
- Base
- Starting price
- $0.05
- Paid calls, 30 days
- 13
Paid endpoints
4 endpoints, sorted by usage. Prices are per request.
| Endpoint | Price | Network | Facilitator | Calls / 30d |
|---|---|---|---|---|
POST/v1/extract_claims Extract claims. Splits text into atomic, checkable claims with character spans, grounding_required, claim_type (number|date|quantity|quote|named_entity_fact|comparison|opinion|prediction|other) and check_worthiness (high|medium|low). Strips hedges, resolves pronouns across sentences, and splits compound sentences. $0.05 USDC. | $0.05 | Base | Coinbase CDP | 6 |
POST/v1/check_answer Check answer. Splits an AI answer into claims and checks each against Wikipedia, Wikidata and (for current claims) news. Returns per-claim verdict, confidence, quote, source URL and sentence, a source-quoted suggested_correction for wrong claims, and an answer summary with problem_sentences. $1.00 USDC. | $1.0 | Base | Coinbase CDP | 3 |
POST/v1/deep_verify Deep verify. Use when a claim is high-stakes, or when Check answer or Extract claims marks it unsure (next_step). Checks it against Wikipedia, Wikidata, Google News, Europe PMC studies, FRED economic data and SEC EDGAR filings, and flags contradiction when sources disagree. Async: returns a job_id; poll GET /v1/jobs/{id} free for verdict, evidence for and against, citations. $0.75 USDC. | $0.75 | Base | Coinbase CDP | 3 |
POST/v1/verify_claim Verify claim. Checks one factual claim against public sources (Wikipedia) and returns a verdict (supported, contradicted, outdated, mixed or insufficient_evidence) with confidence, a short reason, the quote and source URL, and a receipt. $1.00 USDC. | $1.0 | Base | Coinbase CDP | 1 |
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