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3 tools

Weights & Biases logo

Weights & Biases

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Data Analytics & Predictive Modeling · API

Machine learning platform for experiment tracking, model evaluation, and LLMOps

Free tierAPI availableCloud hosted
Pricing: Generous free tier for academic and individual research; Team and Enterprise subscriptions for shared workspaces.
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DeepSeek Harness logo

DeepSeek Harness

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Developer Frameworks & Infrastructure · API

Enterprise model evaluation and benchmarking harness for DeepSeek models

Open sourceAPI availableSelf-hostable
Pricing: Open source framework under MIT license
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LangSmith logo

LangSmith

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Automation & Workflow Orchestration · API

Production observability, tracing, and evaluation suite for LLM agent workflows

Free tierAPI availableCloud hosted
Pricing: Free Developer tier includes up to 5,000 trace steps per month; Plus and Enterprise plans for production scale.
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