Helicone
Open-source LLM observability platform
MLOps & MonitoringFree + Pro plans★ 3,000
About Helicone
Helicone is an open-source observability platform for LLM applications. It provides request logging, cost tracking, latency monitoring, and prompt management — essential for production AI deployments.
Features
Request logging
Cost tracking
Latency monitoring
Prompt management
User tracking
The tally
FOR
- +One-line integration
- +Cost tracking
- +Latency monitoring
- +Prompt management
- +Open-source
AGAINST
- −Limited free tier
- −Cloud-focused
- −Smaller feature set vs W&B
- −Less mature
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