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Evaluate features, pricing, platforms, and real user ratings side-by-side to make the right choice.
2 / 4 Tools
| Attribute | Claude by Anthropic | FastChat by LMSYS Org (UC Berkeley) |
|---|---|---|
| Category | AI Chat Subcategory: Conversational Assistant | Other AI Tools |
| Rating & Reviews | ★New / 5.0 0 verified reviews Weighted score: 0.00 | ★New / 5.0 0 verified reviews Weighted score: 0.00 |
| Pricing Model | freemium | free |
| Starting Price | $20/mo Free access with rate limits; Claude Pro available at $20/month for 5x usage and early access to new models. | Free 100% free open-source software (Apache 2.0). |
| Platforms | WebiOSAndroidmacOSWindows | PythonLinuxDocker |
| AI Capabilities | Nuanced WritingArtifacts Sandbox200K Context WindowCode AnalysisVisual Document Processing | Chatbot Arena Elo Rating EngineDistributed Multi-Model ServingOpenAI-Compatible REST APIsVicuna Model Training Scripts |
| Overview | Anthropic conversational AI delivering frontier reasoning, hybrid thinking with Claude 3.7 Sonnet, 200k context window, and coding artifacts. | Open platform for training, serving, and evaluating LLM chatbots, powering LMSYS Chatbot Arena. |
| Tags | chatanthropicartifactscodingresearch | lmsysevaluationservingopen-source |
