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

LaunchDarkly vs GrowthBook

Four of fourteen models named LaunchDarkly first on the direct prompt; zero named GrowthBook. LaunchDarkly was named by fourteen of the fourteen models and GrowthBook by thirteen and LaunchDarkly carries 64 labels and GrowthBook 43, so the shares are not directly comparable.

LaunchDarkly

criticized challenger

Named in three categories this edition.

GrowthBook

accepted challenger

Named in one category this edition.

First-choice share19%9%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate38%0%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#6A position in a field of 8; printed, not drawn.
Labels6443A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, LaunchDarkly 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 LaunchDarkly · Flagsmith vs GrowthBook · LaunchDarkly vs ConfigCat

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.
LaunchDarklyFirst choices, of fourteen modelsGrowthBook
Direct405 against LaunchDarkly
Paraphrase414 against LaunchDarkly
Comparative1101 against LaunchDarkly
Budget-constrained143 against LaunchDarkly
Scale-constrained201 against LaunchDarkly
Negative0210 against LaunchDarkly
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, LaunchDarkly and GrowthBook were named in the same answer 100 times, of the 205 answers naming LaunchDarkly and the 118 naming GrowthBook. In those answers GrowthBook took the first choice six times and LaunchDarkly thirty-one.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where LaunchDarkly 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
LaunchDarkly GrowthBook first choice named as an alternative argued againstblank: not namedEach cell is one answer, LaunchDarkly on the left and GrowthBook on the right.

The direct prompt

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

LaunchDarkly first, GrowthBook an alternative

4 of 14 modelsGrowthBook was named in the answer but not as the choice, or not at all.
GPT-5.4 miniLaunchDarkly, Statsig alternatives: Unleash
Perplexity SonarLaunchDarkly alternatives: ConfigCat, Flagsmith, GrowthBook, PostHog Feature Flags
MiniMax M2.5LaunchDarkly, Statsig alternatives: ConfigCat, GrowthBook, Unleash
GPT-6 LunaLaunchDarkly alternatives: Statsig, Unleash

Neither was the first choice, one was named

7 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
Grok 4.1 FastStatsig alternatives: Flagsmith, GrowthBook
Mistral SmallFlagsmith alternatives: Flagship.io, GrowthBook
DeepSeek V4 FlashConfigCat alternatives: Flagsmith, LaunchDarkly
Llama 4 MaverickFlagsmith alternatives: Guideflow, LaunchDarkly, Unleash
Qwen 3.7 FlashFlagsmith, Unleash alternatives: GrowthBook, LaunchDarkly

Neither was named

3 of 14 modelsThe answer made no first choice from these two in this category.
Kimi K2ConfigCat alternatives: Flagsmith, Split
GLM 4.7 FlashXConfigCat alternatives: Flagsmith, Statsig
Muse Glimmer 30BConfigCat, Unleash alternatives: Split, Statsig

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 five points.
GrowthBook7%#4 of 8
LaunchDarkly2%#7 of 8
The full small business standing →
Mid-marketThe figures above
The order flips: LaunchDarkly leads at mid-market.
LaunchDarkly19%#2 of 8
GrowthBook9%#6 of 8
The full mid-market standing →
Enterprise
LaunchDarkly leads by sixty-three points.
LaunchDarkly63%#1 of 9
GrowthBook0%#6 of 9
The full enterprise standing →

What the models said about LaunchDarkly

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

“LaunchDarkly — Proceed with Eyes Wide Open ... Powerful but expensive and complex.” Kimi K2 · negative prompt · hard negative
“Avoid LaunchDarkly for mid-market unless you have enterprise budget” Kimi K2 · direct prompt · hard negative
“Avoid LaunchDarkly — it's enterprise-focused with opaque pricing” MiniMax M2.5 · budget prompt · hard negative
“the best default choice is usually LaunchDarkly if your priority is mature feature management, governance, approvals, and enterprise-grade rollout controls” GPT-5.4 mini · direct prompt · first choice
“LaunchDarkly is the most full-featured of the bunch... Choose LaunchDarkly if you want the most mature all-in-one enterprise feature management platform.” GPT-5.4 mini · comparative prompt · first choice
“LaunchDarkly — The Enterprise Standard ... Considered the original market leader and the most feature-rich standalone flag platform.” DeepSeek V4 Flash · comparative 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.