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Developer decisionEnterprise evaluation

Cognee vs Onyx

Side-by-side comparison of Cognee and Onyx across fit, pricing, docs, evidence gaps, and benchmarks.

Decision brief

Best overall

Cognee

Best combined signal across API availability, docs, adoption, reviews, and ecosystem proof.

Open-source option

Cognee

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

Decision notes

Adoption proof: No verified adoption proof yet

Reviews: No developer reviews yet

Repo stars: Onyx

Check before choosing

Next stepBuild packet and draft write-up
Turn this Cognee vs Onyx decision into something you can build from.

Most developers reading a head-to-head are picking what to ship this week. Take the Cognee vs Onyx decision into a build packet with the setup steps for whichever one you choose, and draft a short write-up of how it went so the next person deciding this has something concrete to read.

Comparing Cognee vs Onyx

Cognee docs
Feature Comparison
Cognee logo

Cognee

RAG Frameworks

Pricing
Open source
Open source
Yes
API
Available
Rating
No reviews
GitHub
31,246 stars

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  • Status
Cognee has no developer reviews yet.Cognee has no public adoption proof yet.Onyx has no developer reviews yet.Onyx has no public adoption proof yet.

Evidence links

Cognee docsCognee repoOnyx docsOnyx repo

Missing evidence and weekly return

Cognee: verified adoptionCognee: benchmark dataOnyx: verified adoptionOnyx: benchmark data

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

Cognee GitHub
Onyx docs
Onyx GitHub
Build packetDraft proof page
Adoption
Public evidence pending
Benchmark
No benchmark data
Best for
Open-source AI memory and knowledge graph engine for persistent agent context.
Tradeoff
More control and inspectability, but more setup and operational ownership.
Onyx logo

Onyx

RAG Frameworks

Pricing
Open source
Open source
Yes
API
Available
Rating
No reviews
GitHub
32,229 stars
Adoption
Public evidence pending
Benchmark
No benchmark data
Best for
Open-source AI knowledge platform for enterprise search, chat, connectors, and RAG over in
Tradeoff
More control and inspectability, but more setup and operational ownership.
Feature
Cognee logoCognee
Onyx logoOnyx
CategoryRAG FrameworksRAG Frameworks
PricingOpen sourceOpen source
Open source
API available
RatingNo reviewsNo reviews
GitHub stars
31,246
32,229
AdoptionPublic evidence pendingPublic evidence pending
BenchmarkNo benchmark dataNo benchmark data
Best forOpen-source AI memory and knowledge graph engine for persistent agent context.Open-source AI knowledge platform for enterprise search, chat, connectors, and RAG over in
Developer tradeoffMore control and inspectability, but more setup and operational ownership.More control and inspectability, but more setup and operational ownership.