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Developer decisionEnterprise evaluation

PostHog vs Promptfoo

Enterprise evaluation of PostHog and Promptfoo across security, compliance, reliability, procurement evidence, adoption, and market movement.

Decision brief

Decision shape

Complementary stack roles

Do not score these as pure substitutes. Analytics: PostHog; Observability: Promptfoo. Pick the role you need, then compare within that role.

Best OSS/self-hosted

PostHog

Start here when local control, inspectability, or self-hosting matters.

Best managed/production

PostHog

Strongest shortlist signal for API availability, docs, and operational maturity.

Decision notes

Adoption proof: No verified adoption proof yet

Reviews: No developer reviews yet

Repo stars: PostHog

Check before choosing

PostHog has no developer reviews yet.PostHog has no public adoption proof yet.Promptfoo has no developer reviews yet.Promptfoo has no public adoption proof yet.

Evidence links

PostHog docsPostHog repoPromptfoo docsPromptfoo repo

Missing evidence and weekly return

PostHog: verified adoptionPostHog: benchmark dataPromptfoo: verified adoptionPromptfoo: benchmark data

Save this comparison to watch rank movement, new alternatives, docs changes, examples, and benchmark updates.

Enterprise evidence matrix
PostHog logo

PostHog

Analytics

Pricing
Freemium
Open source
Yes
API
Available
Rating
No reviews
GitHub
39,865 stars
Adoption
Public evidence pending
Benchmark
No benchmark data
Commercial model
Inferred

Freemium profile signal; exact enterprise terms need buyer review.

Source
Reliability
Missing

No status page, uptime, or SLA evidence attached

Security/compliance
Missing

No security, trust, or compliance source attached

Integration fit
Source linked

API available with docs/profile signal

Source
Adoption proof
Missing

No public adoption proof attached

Promptfoo logo

Promptfoo

Observability

Pricing
Open source
Open source
Yes
API
Available
Rating
No reviews
GitHub
25,102 stars
Adoption
Public evidence pending
Benchmark
No benchmark data
Commercial model
Inferred
Feature
PostHog logoPostHog
Promptfoo logoPromptfoo
CategoryAnalyticsObservability
PricingFreemiumOpen source
Open source

Sponsored perks may appear below, but comparison order, evidence, and decision guidance are not bought placements. Decisions weigh verified usage, public product evidence, projects, saves, comparisons, and buyer requirements. Buyer shortlists stay private unless contact is requested.

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  • Status

Open source profile signal; exact enterprise terms need buyer review.

Source
Reliability
Missing

No status page, uptime, or SLA evidence attached

Security/compliance
Missing

No security, trust, or compliance source attached

Integration fit
Source linked

API available with docs/profile signal

Source
Adoption proof
Missing

No public adoption proof attached

API available
RatingNo reviewsNo reviews
GitHub stars
39,865
25,102
AdoptionPublic evidence pendingPublic evidence pending
BenchmarkNo benchmark dataNo benchmark data
Commercial model
Inferred

Freemium profile signal; exact enterprise terms need buyer review.

Source
Inferred

Open source profile signal; exact enterprise terms need buyer review.

Source
Reliability
Missing

No status page, uptime, or SLA evidence attached

Missing

No status page, uptime, or SLA evidence attached

Security/compliance
Missing

No security, trust, or compliance source attached

Missing

No security, trust, or compliance source attached

Integration fit
Source linked

API available with docs/profile signal

Source
Source linked

API available with docs/profile signal

Source
Adoption proof
Missing

No public adoption proof attached

Missing

No public adoption proof attached