# Epoch AI updates its benchmark methodology with a Bayesian update

> Original title: We’ve also made several other changes as part of the Bayesian update, including benchmark-specific noise terms. Learn more about these up...

- Source: Epoch AI
- Published: 2026-11-04T21:31:17.000Z
- Bad Influence: https://badinfluence.news/items/rj710qj0rxrc5x9zrc4ykp9kc
- Original: https://x.com/EpochAIResearch/status/2118093751642128403

## Summary

Epoch AI says it has made several changes to its methodology as part of a Bayesian update, including benchmark-specific noise terms. The company links to a full report explaining the updates and what motivated them.

## Post

We’ve also made several other changes as part of the Bayesian update, including benchmark-specific noise terms. Learn more about these updates and what motivated them in the full report: https://epoch.ai/publications/eci-bayesian-methodology