credibilityscore

2. A rating used by fact-checkers to judge how truthful a claim is.

The fact-checkers gave the rumor a credibility score of two out of ten.

3. A measure of how much a source of information can be believed.

Teachers teach students to check a source's credibility score before sharing it.

4. A score that shows how likely a person is to keep their promises.

After he kept every promise, his credibility score with the team went up.