Helicone
ActiveDescription
Open-source LLM observability platform with one-line integration, providing request logging, caching, rate limiting, cost tracking, and experimentation.
Open-source LLM observability platform with one-line integration, providing request logging, caching, rate limiting, cost tracking, and experimentation.
Helicone is an open-source proxy and observability platform for LLM applications, offering request tracing, caching, and cost analytics.
Open-source LLM engineering platform providing tracing, evaluations, prompt management, and dataset management with integrations for LangChain, OpenAI, Anthropic, and more.
Langfuse is an open-source observability platform for LLM applications, supporting tracing, evaluation, prompt versioning, and cost analytics.
htop for AI Agents to monitor token usage, costs, and tool calls across Claude Code and Codex in real time.