TruePoint Claim Grounding — check whether a sentence is supported before you send it. Host: claim-grounding.prospectintel.workers.dev. People pay by card: $0.50 check / $0.75 deep verify. Agents pay USDC on Base: $0.05 extract, $0.12 verify, $0.11 check, $0.75 deep verify. Same work. Card has a $0.50 floor because Stripe does. Not legal, medical, or compliance advice. Public-web check plus a short verdict. Enter the sentence on the payment page. The verdict opens after payment. Indexed on Agentic Market. Settled test payments on Base. Independent buyers are not claimed.
Enter the sentence in Sentence to check. After payment, the result page opens. Do not email it.
POST /v1/extract_claims $0.05 · POST /v1/verify_claim $0.12 · POST /v1/check_answer $0.11 · POST /v1/deep_verify $0.75. Deep research is confirmed spend only. No API key.