Alternatives

Best MLflow alternatives

10 tools similar to MLflow, ranked by how closely they match what it does among ai observability. All 10 have a free option.

MLflow alternatives at a glance

Tool	Pricing	Free option	API	Open source	Compare
MLflow(this tool)	Free
Langfuse	Freemium · from $29/mo				vs MLflow
AgentOps	Freemium · from $40/mo				vs MLflow
Flowise	Freemium				vs MLflow
Opik	Freemium
Traceloop	Freemium
Comet (Opik)	Freemium
Phoenix	Freemium
Voiceflow	Freemium
ZenML	Freemium · from $39/mo
LM Studio	Freemium

Top 10 alternatives to MLflow

Langfuse

AI observability

Open-source AI engineering platform to debug, monitor, and improve LLM applications and agents

Hobby (free): 50k units/month, 30 days data access, 2 users. Core: $29/month, 100k units/month included, 90 days data access, unlimited users. Pro: $199/month, 100k units/month included, 3 years data access, high rate limits, SOC2 & ISO27001. Enterprise: $2,499/month. Additional usage: $8/100k units.

OpenAILangChainAnthropicAzure+1

Free tierDevAPIOSSSelf-host

AgentOps

AI observability

Trace, Debug, & Deploy Reliable AI Agents — the leading developer platform for AI agents and LLM apps.

Free · Basic $0/mo · Pro $40+/mo · Enterprise custom

OpenAICrewAIAutogen

Free tierDevAPISelf-host

Flowise

Agent frameworks

Open source visual platform for building AI agents and LLM-powered applications

Free · $35/mo Starter · $65/mo Pro

LangChainSlackNotionOpenTelemetry+1

Free tierEveryoneAPIOSSSelf-host

Agnostic (100+ LLMs supported)12kPopular

Opik

AI observability

Open-source AI observability & evaluation platform for the agentic era

Free tier available, enterprise versions for teams

ClaudeGitHubMCP

Free tierDevAPIOSSSelf-host

Traceloop

AI observability

LLM reliability platform that turns evals and monitors into a continuous feedback loop

Free tier available · enterprise plans

OpenAIAnthropicGeminiBedrock+2

Free tierDevAPIOSSSelf-host

Agnostic (OpenAI, Anthropic, Gemini, Bedrock, Ollama, and 20+ others)Growing

Comet (Opik)

AI observability

The AI Developer Platform for LLM observability, evaluation, and MLOps experiment tracking

Free tier available · Enterprise options available

LlamaIndexLangChainOpenAIClaude

Free tierDevAPIOSSSelf-host

Phoenix

AI observability

The open-source platform for AI agent development, tracing, and evaluation

Free OSS with paid Cloud instances available

LlamaIndexOpenTelemetryDockerKubernetes

Free tierDevAPIOSSSelf-host

Vendor Agnostic9.0kPopular

Voiceflow

Chat assistants

The operating system for AI customer experience — build, launch, and scale advanced AI agents

Free tier available · Premium pricing available

Free tierEveryoneAPI

Multiple (OpenAI, Anthropic, Google, BYOM)Popular

ZenML

Chat assistants

The unified layer for ML and AI — orchestrate pipelines and production agents on your existing stack

Open-source free tier · ZenML Pro managed control plane (contact for pricing)

KubernetesLangfuseLangSmithBraintrust+3

Free tierDevAPIOSSSelf-host

LM Studio

AI infrastructure

Run AI models locally and privately on your own hardware

Free for home and work use

JavaScript SDKPython SDKCLIOpenAI API

Free tierEveryoneAPISelf-host

Multiple (Qwen, Gemma, DeepSeek, GPT-OSS, Apple MLX, etc.)Growing

Free MLflow alternatives

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