Best Business Analytics Tools

Open-source LLM observability and evaluation platform built on OpenTelemetry. Self-host for free with comprehensive tracing, experimentation, and quality assessment for AI applications.

Key Features:

• •LLM Tracing & Observability
• •Evaluation Framework
• •Experiment Management

Enterprise-grade monitoring for AI agents and LLM applications built on Datadog's infrastructure platform. Provides end-to-end tracing, cost tracking, quality evaluations, and security detection across multi-agent workflows.

Key Features:

• •End-to-End LLM Span Tracing
• •Built-In Quality and Security Evaluations
• •Token-Level Cost Tracking and Attribution

Open-source LLM observability platform and API gateway that provides cost analytics, request logging, caching, and rate limiting through a simple proxy-based integration requiring only a base URL change.

Key Features:

• •Proxy-Based Request Logging
• •Cost Analytics & Budget Alerts
• •Gateway-Level Caching

Former LLMOps platform for prompt engineering and evaluation, acquired by Anthropic in August 2025. Technology now integrated into Anthropic Console as the Workbench and Evaluations features.

Key Features:

• •Prompt versioning with branching, merging, and rollback
• •Automated evaluation with custom grading criteria (LLM-as-judge and programmatic)
• •Human-in-the-loop feedback workflows for domain expert review

Langtrace: Open-source observability platform for LLM applications and AI agents with OpenTelemetry-based tracing, cost tracking, and performance analytics.

Key Features:

LangWatch: LLM observability and analytics platform for monitoring AI agent quality, costs, and user experience with real-time dashboards and automated guardrails.

Key Features:

Open-source observability platform for AI agents with trace capture, step-restart debugging, browser session recording, and natural language pattern detection. Self-host free or use managed cloud from $30/month.

Key Features:

• •Agent debugger with step-restart
• •Automatic multi-framework tracing
• •Browser session recording synced to traces

Open-source AI observability and evaluation platform built on OpenTelemetry for tracing, debugging, and monitoring LLM applications and AI agents in production.

Key Features:

• •OpenTelemetry-based LLM tracing
• •Agent tracing graphs and multi-agent visualization
• •LLM-as-judge, code-based, and human label evaluation

AI gateway and observability platform for managing multiple LLM providers with routing, fallbacks, and cost optimization.

Key Features:

Sentry AI Monitoring: Application monitoring platform with specialized AI agent error tracking and performance monitoring.

Key Features:

• •AI-specific error tracking and categorization
• •LLM performance monitoring and analytics
• •Token usage and cost tracking

Enterprise-grade AI-powered observability platform with specialized monitoring for AI agents, natural language querying, and intelligent troubleshooting. Features dedicated AI Agent Monitoring for LLM applications and agentic workflows, plus AI troubleshooting agents that automatically correlate signals and provide evidence-based root cause analysis.

Key Features:

• •AI Agent Monitoring for LLM applications
• •Natural language querying with AI Assistant
• •Automatic troubleshooting with AI agents

AI-powered product experience platform that analyzes user behavior, surveys, and session replays to surface actionable insights.

Key Features:

Open-source LLM observability platform that helps debug AI applications through detailed tracing, evaluation, and prompt experimentation with notebook-first design.

Key Features:

• •UMAP Embedding Visualization
• •OpenInference Tracing
• •Research-Grade Evaluations

Experiment tracking and model evaluation used in agent development.

Key Features:

• •Workflow Runtime
• •Tool and API Connectivity
• •State and Context Handling