Easily Build AI Systems

Kiln is a free and intuitive app for building AI systems and products

Evals • RAG • Agents • Fine Tuning • Synthetic Data • All Docs

Key Features

• 🚀 Intuitive Desktop Apps (https://kiln.tech/download): One-click apps for Windows, MacOS, and Linux.
• 📊 Evals (https://docs.kiln.tech/docs/evaluations): Evaluate the quality of your models/tasks using state of the art evaluators.
• 🎛️ Fine Tuning (https://docs.kiln.tech/docs/fine-tuning-guide): Zero-code fine-tuning for Llama, GPT-4o, and more. Automatic serverless deployment of models.
• 🔍 Docs & Search (RAG) (https://docs.kiln.tech/docs/documents-and-search-rag): Add knowledge to your AI systems with Retrieval-Augmented Generation (RAG).
• 🤖 Agents (https://docs.kiln.tech/docs/agents): Build agentic systems with multiple actors
• 🛠 Tools & MCP (https://docs.kiln.tech/docs/tools-and-mcp): Connect powerful tools to your Kiln tasks
• 🪄 Synthetic Data Generation (https://docs.kiln.tech/docs/synthetic-data-generation): Generate eval datasets or fine-tuning data with our interactive visual tooling.
• 🧠 Reasoning Models (https://docs.kiln.tech/docs/guide-train-a-reasoning-model): Train or distill your own custom reasoning models.
• 📝 Prompt Generation (https://docs.kiln.tech/docs/prompts): Automatically generate prompts including chain-of-thought, few-shot, and multi-shot, and more.
• 🌐 Comprehensive Model Support (https://kiln.tech/model_library): Skip the guesswork — we've tested over 100 models' capabilities. Use any model via Ollama, OpenAI, OpenRouter, Fireworks, Groq, AWS, any OpenAI compatible API, and more.
• 🤝 Team Collaboration (https://docs.kiln.tech/docs/collaboration): Git-based version control for your AI datasets. Intuitive UI makes it easy to collaborate with QA, PM, and subject matter experts on data samples, evals, prompts, ratings and issues.
• 🗃️ Structured Data (https://docs.kiln.tech/docs/structured-data-json): Build AI tasks that speak JSON.
• 🧑‍💻 Open-Source Library (https://docs.kiln.tech/developers/python-library-quickstart) and API (https://docs.kiln.tech/developers/rest-api): Our Python library and OpenAPI REST API are MIT open source.
• 🔒 Privacy-First (https://docs.kiln.tech/docs/privacy): Kiln runs locally on your computer. We can't access your data. Bring your own API keys or use Ollama.
• 📚 Awesome Docs (https://docs.kiln.tech): easy-to-follow video guides, approachable for beginners, and depth for advanced users.
• 💰 Free: Our apps are free and our library is open-source.