{"provider":{"host":"claim-grounding.prospectintel.workers.dev","name":"claim-grounding.prospectintel.workers.dev","score":52.6,"live":true,"checkedAt":"2026-11-02T04:18:49.298Z","uptime72h":100,"lastCheck":{"httpStatus":402,"ms":145,"note":"valid x402 v2 terms"},"endpoints":4,"networks":["eip155:8453"],"cheapestUsd":"0.05","income7dUsd":"0.20","payers7d":1,"transfers7d":2,"payoutAddressShared":false,"claimed":false,"page":"https://logicnodes.io/observatory/p/claim-grounding.prospectintel.workers.dev"},"endpoints":[{"url":"https://claim-grounding.prospectintel.workers.dev/v1/extract_claims","method":"POST","priceMicroUsd":50000,"networks":["eip155:8453"],"description":"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."},{"url":"https://claim-grounding.prospectintel.workers.dev/v1/deep_verify","method":"POST","priceMicroUsd":750000,"networks":["eip155:8453"],"description":"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."},{"url":"https://claim-grounding.prospectintel.workers.dev/v1/check_answer","method":"POST","priceMicroUsd":1000000,"networks":["eip155:8453"],"description":"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."},{"url":"https://claim-grounding.prospectintel.workers.dev/v1/verify_claim","method":"POST","priceMicroUsd":1000000,"networks":["eip155:8453"],"description":"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 Checks one factual claim against public sources (Wikipedia) and returns a verdict (supported, contradicted, outdated, mixed or insufficient_evidence) with confidence, a short reason, the quote and source URL, and a receipt.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."}]}