AI wrote it.
Check the sources.
Before you trust an AI answer, check its references.
Real publication records. Visible mismatches. A report you can keep.
No sign-upFree to useWorks with your Agent
Start with the references.
01 / CHECKDid this help you check a reference?
02 / COMPARE
See what is on record.
Compare a supplied title and year with the DOI’s public metadata. For a plain DOI, we return the record for you to inspect.
03 / TAKE IT WITH YOU
Keep the evidence.
Download the report or copy it back to your Agent. Ask it to correct mismatched references and check the underlying claim.
KNOW THE LIMIT
A citation is not a fact-check.
Existence is one check. Whether the source supports the claim still needs reading. See our method →
BUILT FOR AGENTS, TOO
Connect your Agent →Put a source check before the final answer.
One public MCP tool. Structured findings. No account or API key.