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Helicone
FreemiumAI Developer Tools4k views
Open-source LLM observability platform for monitoring, logging, and optimizing AI calls.
About Helicone
Helicone is an open-source LLM observability platform that logs every AI request with one line of code. It provides cost monitoring, latency tracking, prompt versioning, caching, and rate limiting across OpenAI, Anthropic, Azure, and any LLM. Teams use Helicone to debug issues, reduce costs, and optimize AI performance in production.
Key Features
- Request logging
- Cost monitoring
- Prompt caching
- Rate limiting
- Multi-provider support
Best For
✓ AI developers✓ Startups✓ Enterprise AI teams