4 Services from crosscheckapi.com

Fact-checks and audits an AI-generated draft for hallucinations, arithmetic errors, contradictions, placeholders, secrets, unauthorized commitments, and prompt injection before a human sees it.

Validates a deliverable returned by another AI agent against the original task requirements, returning an accept/reject verdict with a signed receipt binding task, deliverable, and payment hashes.

Performs a security audit of an AI agent skill or MCP server's source files, detecting malware, prompt injection, credential theft, and supply-chain threats before installation.

Programmatically verifies an AI agent's deliverable using deterministic code checks—no model call—for $0.005, returning a signed receipt with pass/fail judgments on math, lengths, dates, placeholders, and structure.