Open API PricingOpen API Pricing

PostHog vs ConfigCat pricing

Both are in feature flag apis. PostHog is billed per request (volume-tiered); ConfigCat is billed flat tier (config fetches). Numbers below are copied from each vendor's pricing page.

PostHog vs ConfigCat pricing side by side
PostHogFree tier or trial
Free tier
First 1M flag-eval requests/mo free, no credit card
Billed
Per request (volume-tiered)
Best for
All-in-one product analytics with built-in flags
Verified
Jun 27, 2026
ConfigCatFree tier or trial
Free tier
Free: 10 flags, unlimited seats, unlimited flag reads
Billed
Flat tier (config fetches)
Best for
Simple flat-priced feature flags for any team size
Verified
Jun 27, 2026

PostHog plans

PlanPriceWhat it covers
Free$0/moFirst 1,000,000 feature-flag requests per month free; no credit card required; full flag feature set.
Pay-as-you-go (1-2M tier)$0.0001 / requestPer-request rate applied to flag-evaluation requests beyond the 1M free monthly allowance.
Pay-as-you-go (2-10M tier)$0.000045 / requestVolume-discounted rate for 2-10M monthly flag requests.
Pay-as-you-go (10-50M tier)$0.000025 / requestVolume-discounted rate for 10-50M monthly flag requests.
Pay-as-you-go (50M+ tier)$0.00001 / requestLowest tier, a 10x reduction vs the entry rate, for 50M+ monthly flag requests.

Source: https://posthog.com/pricing

ConfigCat plans

PlanPriceWhat it covers
Forever Free$0/mo10 feature flags, 2 environments, 2 products, 2 segments, 4 targeting rules/flag, 1 webhook, 7-day audit log; unlimited seats & MAUs.
Pro$110/mo100 flags, 3 environments, 3 products, 8 targeting rules/flag, 3 webhooks, API access, tech-debt tools, 35-day audit log.
Smart$325/moUnlimited flags/environments/segments/webhooks, 10 products, unlimited permission groups, 35-day audit log.
Enterprise$900/moUnlimited everything, 99.99% uptime SLA, 2-year audit log retention, premium SLA support.
Dedicated$4,500/moPrivate cloud deployment, 99.99% SLA, 2-year audit log, software escrow available, premium support.

Source: https://configcat.com/pricing/

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