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Opik vs Helicone: catalog facts
Opik	Helicone
Free The open-source platform is free to self-host.	Freemium Hosted plans start with a 7-day free trial and no credit card; the open-source code can be…
Web, Self-hosted	Web, Self-hosted
Tracing, automated evaluations and dashboards together Covers RAG systems and agent workflows	Logs and analyses LLM requests in one place Tracks costs across providers
Self-hosting means running several services yourself Contributors must sign a CLA	Recently joined Mintlify, so its roadmap is uncertain Hosted version is a paid service after the trial
Self-hosted	Self-hosted, Hosted service
Open source	Open source
License not stated	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 26, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.