Results for "observability"

8 tools
Tool
Category
Pricing
Free?
Updated
Helicone
Open-source LLM proxy for logging, monitoring, and analyzing all AI API calls
Best for: LLM-proxy
AI Agents Freemium Mar 2026
Langfuse
Open-source LLM observability platform for tracing, debugging, and monitoring AI agents
Best for: observability
AI Agents Freemium Mar 2026
Portkey AI
AI gateway providing unified LLM access with reliability features and observability
Best for: AI-gateway
AI Agents Freemium Mar 2026
Arize Phoenix
Open-source AI observability tool with interactive tracing and RAG evaluation
Best for: observability
AI Agents Freemium Mar 2026
Pydantic AI
Type-safe Python agent framework from the creators of Pydantic
Best for: pydantic
AI Agents Free Mar 2026
Stagehand
AI-native browser automation framework using LLMs to interact with web pages
Best for: browser-automation
AI Agents Free Mar 2026
Braintrust
Enterprise AI evaluation platform for logging, testing, and improving agent quality
Best for: evaluation
AI Agents Freemium Mar 2026
PromptLayer
Prompt management platform with logging and analytics for LLM API calls
Best for: prompt-management
AI Agents Freemium Mar 2026
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