AI Sites
Official products, linked out
A small catalog with original Learn Lumin copy and an official Open control on every card. We would rather ship sixteen useful pages than a thousand thin ones.
Assistant
ChatGPT
OpenAI’s consumer and business chat assistant. A common first place people try writing, Q&A, and light coding help.
Assistant
Claude
Anthropic’s AI assistant for chat, writing, and analysis. Available on the web and via API.
Assistant
Gemini
Google’s assistant family, used in the Gemini app and across some Google products.
gemini.google.com
Coding environment
Cursor
An AI-centered code editor. You stay in a project; the assistant can read and edit files with your permission.
Coding environment
GitHub Copilot
GitHub’s coding assistant, used inside editors and on github.com. It suggests and explains code in your repository.
Model host
Hugging Face
A public hub for model weights, datasets, and demos. Also a place to run and share models without building hosting from scratch.
huggingface.co
Model host
OpenRouter
A router that exposes many hosted models through one API. Listed prices on this site come from OpenRouter, not from each vendor’s own price page.
openrouter.ai
Runs locally
Ollama
A local runtime for running supported models on your own machine. Weights stay on the computer that runs them.
Automation
n8n
A workflow tool for connecting apps and, where configured, calling AI APIs as steps in an automation.
Search
Perplexity
An answer engine that returns responses with source links. Useful when you need citations more than a long chat.
perplexity.ai
Assistant
NotebookLM
Google’s notebook product that answers from sources you add. The quality of the answer depends on the documents you give it.
notebooklm.google.com
Framework
Vercel AI SDK
An open-source TypeScript toolkit for calling models from web apps. It is a library, not a hosted model.
Framework
Model Context Protocol
An open protocol for connecting assistants to tools and data sources. MCP is a spec, not a single product.
modelcontextprotocol.io
Model host
Groq
A hosted inference provider. Speed and available models are whatever Groq currently lists — check their site, not this summary.
Runs locally
LM Studio
A desktop app for downloading and chatting with local models. It is a local tool, not a hosted assistant.
Model host
Together AI
A hosted inference platform for many open and partner models. Availability and price are on Together’s site.