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LangSmith

LangChain's platform for debugging and evaluating LLM apps

15 approved alternatives Suggest an alternative
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The most recently approved AI tools people use as an alternative to LangSmith (LangChain's platform for debugging and evaluating LLM apps), newest first.

Traceloop
Traceloop

Observability for LLM apps built on OpenTelemetry

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HoneyHive
HoneyHive

Observability and evaluation for AI agents

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Maxim AI
Maxim AI

Simulation and evaluation platform for AI agents

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Opik
Opik

Comet's open-source LLM tracing and evaluation suite

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Arize Phoenix
Arize Phoenix

Open-source tracing and evaluation for LLM apps

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Braintrust
Braintrust

Evaluation and observability for AI apps in production

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PromptHub
PromptHub

Collaborative prompt management, testing, versioning, and deployment platform.

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Azure OpenAI Service
Azure OpenAI Service

Enterprise access to OpenAI models via Microsoft Azure

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Amazon Bedrock
Amazon Bedrock

One API for Claude, Llama, Titan, and more on AWS

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Cursor
Cursor

AI-first code editor, forked from VS Code

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