helicone
Open-source LLM observability platform — proxy-based logging, cost tracking, caching, and rate limiting for OpenAI-compatible APIs.
- Score
- 99.0892 signals
- Evidence
- 6,123 stars · 662 forks
- Last commit
- as last read from GitHub; most reads are from 2 Sep 2026 or later
- Listed
Install
No one-command install. Set it up from its source.
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What it is
Open-source LLM observability platform — proxy-based logging, cost tracking, caching, and rate limiting for OpenAI-compatible APIs.
When to use it
Use Helicone when you need LLM/agent observability, tracing, or monitoring in your pipeline.
Notes
Listed from Armory's observability-tools list.