Index › GTM › Products › Meta Robyn · November 2026 Edition
Attribution and marketing mix modeling · Ranked

Meta Robyn

Meta Robyn is an open-source marketing mix modeling library from Meta · meta.com ↗

#7Best rank (mid-market)
14/14Models named it
4First choices
30Warnings
November 2026 Edition · all company sizes counted.
Ranked inAttribution and marketing mix modeling #7 mid-market

Gane, the publisher, sells software in Attribution & MMM, where this product is measured. It is measured there by the same method as every other product. How the conflict is handled.

What AI models recommend

Read the same way at every company size.

The standing depends on who is buying. Every model is asked the same questions for each company size.

Why models recommend it

“If you have technical capabilities: Use Google Meridian or Meta Robyn.”Gemini 3.5 Flash · Budget-constrained question · first choice
“start with GA4 + open-source Meridian/Robyn”Muse Glimmer 30B · Budget-constrained question · first choice
“Use Google's Meridian or Meta's Robyn (open-source Bayesian MMM) integrated via a data warehouse.”Grok 4.20 · Paraphrase question · alternative
“If you need MMM capabilities and have technical resources, Meta Robyn offers free open-source access.”Claude Haiku 4.5 · Budget-constrained question · alternative

What gives them pause

“require significant in-house data science expertise — not practical for most mid-sized teams”DeepSeek V4 Flash · Paraphrase question · warning
“its attribution counterpart has a 27% negative rate, with users questioning its applicability for cross-channel attribution outside of Meta's ecosystem”Mistral Small · Negative question · warning
“High rate of negative feedback in buyer analyses (e.g., 67% negative labels); requires data science skills”Grok 4.20 · Negative question · warning
“I wouldn’t reject either just because Google or Meta built it. Both are open-source MMM frameworks”GPT-6 Luna · Negative question · warning

Also on the shortlist

The products named in the same answers as Meta Robyn, over the 88 answers that named it, and how often each was the first choice instead.

What the models named instead of Meta Robyn →

A side-by-side page exists where both products are among a category's top eight.

At a glance

Stated on Meta Robyn's own site, not checked by Gane.

Headquarters
Menlo Park, United States
Founded
2004
Visit meta.com ↗

How this is measured

Fourteen AI models from 12 labs are asked the same buying questions six ways, for three company sizes. Standings refresh every edition.

Gane sells AI visibility software. No company can pay to change a result.

Read the method →

Sources returned with these answers

The sites and pages the answers that named Meta Robyn came back with. A fact about retrieval, not a cause of the answer.

Fourteen of the fourteen models returned a source list in this edition: five return the pages they cited and nine the search results they consulted. These counts come from 82 of the 88 answers that named Meta Robyn and are not a share of its labels.

Domains cited

usermaven.com38
aboutmartech.com34
admetrics.io30
improvado.io29
sellforte.com29
cometly.com27
gane.ai/indexpublisher (Gane)26
mammoth.io23
segmentstream.com23
measured.com22

255 of the 281 domain citations in answers naming Meta Robyn came from a third party's page. Twenty-six were to the publisher's own pages (the Gane Index), which the models cite like any other source; they are not counted as a third party.

Pages cited

Pages are listed as the models cited them.

By model

How each model answered on Meta Robyn across every prompt where it was named for a mid-market B2B company. Fourteen models, six prompts per category.
ModelFirst choiceAlternativeMentionWarningLabels
Claude Haiku 4.501102
GPT-5.4 mini01001
Gemini 3.5 Flash11305
Perplexity Sonar01012
Grok 4.2002215
Mistral Small00112
DeepSeek V4 Flash02013
Llama 4 Maverick00000
Qwen 3.7 Flash01012
Kimi K201102
GLM 4.7 FlashX01102
MiniMax M2.500000
GPT-6 Luna00112
Muse Glimmer 30B10012