Agency Echelon
Reference

Marketing mix modeling that uses Bayesian inference to incorporate prior knowledge (from lift tests, past models, or reasonable ranges) and to express uncertainty in its results. Meta's Robyn is not Bayesian; Google's Meridian, PyMC-Marketing, and Recast are.

Cite this entry: Agency Echelon. "Bayesian MMM." Agency Echelon Reference, reviewed September 2026. https://agencyechelon.com/reference/glossary/bayesian-mmm/

Reference

A reference library for digital advertising, written and reviewed by the Agency Echelon team. Free to read. No advertising, no sponsorship, no affiliate links, no email gate.

Sections

Free tools and registers

Machine access

Reviewed September 23, 2026. Reference text is licensed CC BY 4.0. Privacy