Gemini Chat App
Bare-bones chat page that talks to a selectable Gemini model using your own Google API key.
Artifact by Simon Willison
Use it
Opens tools.simonwillison.net in a new tab. Nothing to install.
- You provide
- Chat message and Gemini API key
- You get
- Model reply
- Account
- No sign-up needed
- AI
- AI-powered; you bring your own API key
- Your input
- Not stated: check the tool's privacy notes before using private data
- Price
- Free to use
- Made with
- AI-built app
- Source
- Open source
- Link check
- Answered on Oct 31, 2026
About
Category: AI assistants · chat client
Reviews
Write a reviewNo reviews yet. Used it? Sign in with an established GitHub account to rate it. How reviews work
More ai assistants tools
- 0.867score
Chatbox Web
Chatbox
Web version of the Chatbox client for chatting with models from several providers using your own keys.
ArtifactAINo sign-up★ 42.2Kai assistants - 0.827score
Better ChatGPT
ztjhz
Browser chat interface for the OpenAI API with prompt library, folders and local history; bring your own key.
ArtifactAINo sign-up★ 8.4Kai assistants - 0.791score
Anse
anse-app
Open-source web chat front end that works with several AI providers using keys you supply.
ArtifactAINo sign-up★ 2Kai assistants - 0.784score
wllama Demo
ngxson
Loads a GGUF model with a WebAssembly llama.cpp build and generates text in the browser.
ArtifactAINo sign-upIn-browser★ 1.4Kai assistants - 0.779score
WebLLM Chat
MLC AI
Chat with open language models that download into your browser and run on WebGPU without a server.
ArtifactAINo sign-upIn-browser★ 1.1Kai assistants - 0.778score
Hollama
fmaclen
Minimal web interface for chatting with models served by Ollama or OpenAI-compatible servers.
ArtifactAINo sign-up★ 1.2Kai assistants
Details
- Auth
- API key
- License
- Apache-2.0
- Repository
- github.com/simonw/tools
- First seen
- Oct 31, 2026
- Last checked
- Oct 31, 2026
- Source
- GitHub
More from Simon Willison
- 0.607score
Datasette Lite
Simon Willison
Datasette running in the browser through WebAssembly to explore SQLite and CSV files.
ArtifactNo sign-upIn-browser★ 411data tools - 0.591score
LLM Pricing Calculator
Simon Willison
Enter input, cached and output token counts to see cost per model from a price table.
ArtifactNo sign-up★ 196calculators - 0.478score
GIF Optimizer
Simon Willison
Shrinks animated GIFs with gifsicle running in WebAssembly, from lossless to aggressive presets.
ArtifactNo sign-upIn-browserdesign media - 0.478score
MicroPython Sandbox
Simon Willison
Runs MicroPython in WebAssembly and stores the code in the URL so snippets are easy to share.
ArtifactNo sign-upIn-browserdeveloper tools - 0.478score
Clipboard Backup
Simon Willison
Saves pasted clipboard content in several formats (text, HTML, RTF, images) so you can keep or download it.
ArtifactNo sign-upIn-browserproductivity - 0.478score
Chrome Built-in Model Playground
Simon Willison
Runs prompts against the language model built into Chrome, downloading it on first use.
ArtifactAINo sign-upIn-browserdeveloper tools
Cite this page
Gemini Chat App: free online tool. Agent Mart. https://agentmart.dev/artifacts/gemini-chat-app (last updated 2026-10-31)