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Index › IT › Developer platform › Feature flags › Statsig vs PostHog Feature Flags
Feature flags · November 2026 Edition

Statsig vs PostHog Feature Flags

Three of fourteen models named Statsig first on the direct prompt; zero named PostHog Feature Flags. Statsig was named by fourteen of the fourteen models and PostHog Feature Flags by thirteen and Statsig carries 46 labels and PostHog Feature Flags 35, so the shares are not directly comparable.

Statsig

accepted challenger

Named in one category this edition.

PostHog Feature Flags

accepted challenger

Named in one category this edition.

First-choice share8%4%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate7%3%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#6#7A position in a field of 8; printed, not drawn.
Labels4635A 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 twelve of the fourteen direct answers. LaunchDarkly vs Statsig · LaunchDarkly vs PostHog Feature Flags · Flagsmith 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 modelsPostHog Feature Flags
Direct30
Paraphrase10
Comparative00
Budget-constrained02
Scale-constrained00
Negative003 against Statsig · 1 against PostHog Feature Flags
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 November 2026 Edition, Statsig and PostHog Feature Flags were named in the same answer seventy-four times, of the 133 answers naming Statsig and the 106 naming PostHog Feature Flags. In those answers PostHog Feature Flags took the first choice twelve times and Statsig seven.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Statsig and PostHog Feature Flags stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
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 PostHog Feature Flags first choice named as an alternative argued againstblank: not namedEach cell is one answer, Statsig on the left and PostHog Feature Flags on the right.

The direct prompt

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

Statsig first, PostHog Feature Flags an alternative

3 of 14 modelsPostHog Feature Flags was named in the answer but not as the choice, or not at all.
Gemini 3.5 FlashStatsig alternatives: Flagsmith, PostHog Feature Flags, Schematic, Unleash
Kimi K2Flagsmith, Statsig alternatives: GrowthBook
GPT-6 LunaStatsig alternatives: Flagsmith, LaunchDarkly

Neither was the first choice, one was named

4 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5Flagsmith alternatives: Reflag, Statsig
Perplexity SonarLaunchDarkly alternatives: ConfigCat, GrowthBook, Harness FME, Statsig, Unleash
Grok 4.20LaunchDarkly alternatives: Flagsmith, GrowthBook, Harness FME, Statsig, Unleash
Muse Glimmer 30BReflag alternatives: Flagsmith, Statsig, WorkOS Feature Flags

Neither was named

7 of 14 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniLaunchDarkly alternatives: Flagsmith, GrowthBook, Unleash
Mistral SmallFlagsmith, Unleash alternatives: ConfigCat, Split
DeepSeek V4 FlashGrowthBook alternatives: Flagsmith, LaunchDarkly, Unleash
Llama 4 Maverickno first choice
Qwen 3.7 FlashConfigCat, GrowthBook alternatives: Flagsmith, Unleash
GLM 4.7 FlashXFlagsmith, GrowthBook alternatives: Split, Unleash
MiniMax M2.5Flagsmith, LaunchDarkly alternatives: GrowthBook, Split, Unleash

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
PostHog Feature Flags leads by eleven points.
PostHog Feature Flags16%#3 of 8
Statsig5%#4 of 8
The full small business standing →
Mid-marketThe figures above
The order flips: Statsig leads at mid-market.
Statsig8%#6 of 8
PostHog Feature Flags4%#7 of 8
The full mid-market standing →
Enterprise
Level: the same share of first choices.
Statsig0%#6 of 10
PostHog Feature Flags0%#10 of 10
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 seven in this category shown.

“be cautious if you only need basic toggles, or if your traffic generates lots of billable events” GPT-6 Luna · negative prompt · soft negative
“Statsig for example received feedback that debugging variant assignments gets complicated” Qwen 3.7 Flash · negative prompt · soft negative
“sometimes called out for being "immature" in governance or having hidden scaling costs” Grok 4.20 · negative prompt · soft negative
“Go with Statsig if you want the best balance of price, advanced feature flagging, and integrated metrics” Gemini 3.5 Flash · paraphrase prompt · first choice
“For most mid-market B2B companies, Statsig or Flagsmith hit the sweet spot” Kimi K2 · direct prompt · first choice
“For a typical mid-market B2B SaaS company, I'd start with Statsig.” GPT-6 Luna · direct prompt · first choice

What the models said about PostHog Feature Flags

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

“they're not purely flag-focused—overkill or bloat if that's all you need” Grok 4.20 · negative prompt · soft negative
“For most early-stage companies with a tight budget, PostHog offers the best bang for buck” Qwen 3.7 Flash · budget prompt · first choice
“Choose PostHog or ConfigCat on their managed free tiers.” Gemini 3.5 Flash · budget prompt · first choice
“Choose PostHog when feature flags should live alongside product analytics and session-level product insights.” Perplexity Sonar · comparative prompt · alternative
Also compared
LaunchDarkly vs StatsigLaunchDarkly vs PostHog Feature FlagsFlagsmith vs StatsigFlagsmith vs PostHog Feature FlagsConfigCat vs StatsigConfigCat vs PostHog Feature FlagsGrowthBook vs StatsigGrowthBook vs PostHog Feature FlagsUnleash vs StatsigUnleash vs PostHog Feature FlagsStatsig vs SplitPostHog Feature Flags vs SplitAll twenty-eight head-to-head pages and the full feature flags standing

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.