AI Indexes
IT AI Index
Index › Developer platform › Feature flags › Statsig vs GrowthBook
Feature flags · October 2026 Edition

Statsig vs GrowthBook

Three of fourteen models named Statsig first on the direct prompt; zero named GrowthBook. Statsig was named by fourteen of the fourteen models and GrowthBook by thirteen and Statsig carries 47 labels and GrowthBook 43, so the shares are not directly comparable.

Statsig

accepted challenger

Named in one category this edition.

GrowthBook

accepted challenger

Named in one category this edition.

First-choice share11%9%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate9%0%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#5#6A position in a field of 8; printed, not drawn.
Labels4743A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Statsig reading right to left. Rank and label count are printed, not drawn.Flagsmith was named alongside these two in ten of the fourteen direct answers. Flagsmith vs Statsig · Flagsmith vs GrowthBook · LaunchDarkly vs Statsig

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the feature flags page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
StatsigFirst choices, of fourteen modelsGrowthBook
Direct301 against Statsig
Paraphrase01
Comparative20
Budget-constrained34
Scale-constrained001 against Statsig
Negative022 against Statsig
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the October 2026 Edition, Statsig and GrowthBook were named in the same answer eighty-two times, of the 131 answers naming Statsig and the 118 naming GrowthBook. In those answers GrowthBook took the first choice six times and Statsig eleven.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Statsig and GrowthBook stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.1 Fast
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
Statsig GrowthBook first choice named as an alternative argued againstblank: not namedEach cell is one answer, Statsig on the left and GrowthBook on the right.

The direct prompt

The plain question, one answer per model, grouped by where Statsig and GrowthBook stood in it.

Statsig first, GrowthBook an alternative

3 of 14 modelsGrowthBook was named in the answer but not as the choice, or not at all.
GPT-5.4 miniLaunchDarkly, Statsig alternatives: Unleash
Grok 4.1 FastStatsig alternatives: Flagsmith, GrowthBook
MiniMax M2.5LaunchDarkly, Statsig alternatives: ConfigCat, GrowthBook, Unleash

Neither was the first choice, one was named

8 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5Flagsmith alternatives: ConfigCat, LaunchDarkly, Statsig
Gemini 3.5 FlashFlagsmith alternatives: ConfigCat, GrowthBook, PostHog Feature Flags
Perplexity SonarLaunchDarkly alternatives: ConfigCat, Flagsmith, GrowthBook, PostHog Feature Flags
Mistral SmallFlagsmith alternatives: Flagship.io, GrowthBook
Qwen 3.7 FlashFlagsmith, Unleash alternatives: GrowthBook, LaunchDarkly
GLM 4.7 FlashXConfigCat alternatives: Flagsmith, Statsig
GPT-6 LunaLaunchDarkly alternatives: Statsig, Unleash
Muse Glimmer 30BConfigCat, Unleash alternatives: Split, Statsig

Neither was named

3 of 14 modelsThe answer made no first choice from these two in this category.
DeepSeek V4 FlashConfigCat alternatives: Flagsmith, LaunchDarkly
Llama 4 MaverickFlagsmith alternatives: Guideflow, LaunchDarkly, Unleash
Kimi K2ConfigCat alternatives: Flagsmith, Split

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
GrowthBook leads by two points.
GrowthBook7%#4 of 8
Statsig5%#5 of 8
The full small business standing →
Mid-marketThe figures above
The order flips: Statsig leads at mid-market.
Statsig11%#5 of 8
GrowthBook9%#6 of 8
The full mid-market standing →
Enterprise
Statsig leads by four points.
Statsig4%#4 of 9
GrowthBook0%#6 of 9
The full enterprise standing →

What the models said about Statsig

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“if you want a pure-play infrastructure flag tool, look elsewhere, as Statsig has pivoted heavily into Amplitude's analytics-first roadmap” Gemini 3.5 Flash · direct prompt · soft negative
“Statsig is still growing in enterprise governance, with RBAC and audit features that aren't as strong” Claude Haiku 4.5 · negative prompt · soft negative
“Free flags at any scale, but analytics-based pricing can add up” DeepSeek V4 Flash · scale prompt · soft negative
“If you want zero cost + zero maintenance: Go with Statsig. It's the only platform offering truly unlimited feature flags on a free tier” Kimi K2 · budget prompt · first choice
“Widely considered the best all-rounder for startups and mid-size teams in recent years” DeepSeek V4 Flash · comparative prompt · first choice
“LaunchDarkly (if budget allows) or Statsig (if experimentation is a priority)” MiniMax M2.5 · direct prompt · first choice

What the models said about GrowthBook

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Three of four in this category shown.

“could be Flagsmith or GrowthBook, as they offer self-hosted alternatives with a typical budget of $0–$6000/month” Llama 4 Maverick · budget prompt · first choice
“For a mid-sized B2B company, GrowthBook is the strongest all-around recommendation.” DeepSeek V4 Flash · paraphrase prompt · first choice
“If you want a free, open-source option, GrowthBook is a great choice.” Mistral Small · budget prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.