ZeroChat 10.x Docs
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Version 10.x

ZeroChat Help Center

Personal help for ZeroChat 10.x: usage, configuration and limits.

Start with the web app

ZeroChat lets you chat with AI models, consult documents and use tools. Open the app, create a profile and select a model.

Open ZeroChat (zerochat.html) No installation needed for web chat.

Chat, attachments and RAG work without Python. To access computer files, run commands or use MCP services, start the optional local server. Usage modes, storage and privacy →

Local server · Linux, macOS and Termux
pip install zerochat && zerochat
Windows, direct download and browser compatibility →

Getting started

Personal project and learning
Why ZeroChat exists, what it is used for now and the lesson of rules without tests.
About the project →
Infrastructure and data
Static web app, optional backend, per-origin storage and data sent to external services.
View detailed guide →
Profiles & Providers
Configure providers, models, API keys, capability queries and profile backups.
View detailed guide →
Composer & Multimedia
Write messages, attach images or documents and check their limits.
View detailed guide →
Conversations & Branching
History, branches, JSON and Markdown exports, and printing to PDF.
View detailed guide →
Project management
Plan, milestones and decisions of a long project, kept by the agent across chats.
View detailed guide →

Documents and models

Local Knowledge (RAG)
Organize documents in branches and query them with local Orama lexical search.
View detailed guide →
Local WebLLM Inference
Download and run models with WebGPU; memory, cache and compatibility requirements.
View detailed guide →
Reasoning & Telemetry
Adjust reasoning and interpret tokens, context estimates and cache metrics.
View detailed guide →

Tools and troubleshooting

Agent Mode & Tools
Tool calls, JavaScript execution, web search and charts.
View detailed guide →
Local server and MCP
Files, commands, MCP services and authorization through the local server.
View detailed guide →
Prompts from the command line
Run a prompt unattended with zerochat --prompt, without a window or from cron.
View detailed guide →
Home server from Android
The home computer's tools on a tablet or phone through an SSH tunnel (ConnectBot or Termux).
View detailed guide →
Remote server behind a reverse proxy
The local server of another computer from any browser, with HTTPS, the proxy key and the system account.
View detailed guide →
Model browser
Choose browser_action or Playwright MCP, with ZeroChat’s own browser or yours.
View installation guide →
Debugging & Interceptor
Review events, requests and errors; edit JSON before sending.
View detailed guide →