Langfuse Alternatives
5 alternatives to Langfuse — comparable AI coding tools for building with AI agents.
Tool
AgentOps
Observability for AI agents — session replay, cost and latency tracking, and debugging for multi-step runs.
freemiumobservability
Tool
Arize Phoenix
An open-source LLM observability and evaluation tool built on OpenTelemetry, runnable anywhere.
open sourceobservability
Tool
Braintrust
An end-to-end platform for evaluating, iterating on, and observing LLM apps, with a prompt playground.
freemiumevaluation
Tool
Helicone
Open-source LLM observability and AI gateway with one-line integration — logging, tracing, caching, and cost/latency tracking across providers.
open sourceobservability
Tool
LangSmith
LangChain's platform for tracing, evaluating, and monitoring LLM apps — framework-agnostic.
freemiumobservability