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