Try a model before you wire it into the stack.

Google-hosted Gemini prompt and API testing surface for developers building on the Gemini API.

Anthropic prompt engineering workbench for testing Claude prompts before API integration.

OpenAI-hosted chat playground for testing models through an authenticated developer account.

Microsoft Azure AI Foundry surface for exploring and deploying models on Azure.

AWS console chat playground for testing models available through Amazon Bedrock.

Hugging Face-hosted chat surface with community model rotation and comparison.

Groq console playground for testing models on Groq's inference stack.

Mistral's official Le Chat consumer and developer chat surface.

Quora's multi-model chat hub with access to many provider assistants and custom bots.

Vercel AI SDK playground for comparing providers through the AI SDK.

Replicate explore surface for running open-source models through hosted APIs.

Together AI hosted chat playground for testing models on Together inference.

Perplexity web search chat surface with cited answers and research-oriented modes.

xAI Grok chat surface with real-time information access.

Google Gemini multimodal chat surface for text, image, and workspace-adjacent tasks.

Microsoft Copilot web chat with search, code assistance, and image generation features.

Cohere dashboard playground for testing Command and related models through the API.

Anthropic developer console for API testing, prompt work, and account management.

Ollama local model runtime with a desktop chat interface for running models locally.

Desktop app for local LLM inference, model management, and chat.

Hugging Face Spaces community demos and interactive model interfaces.

Nous Research chat surface for trying hosted Hermes models with prompt controls.