# Install brief: jcode

> jcode is an AI agent made by Jeremy Huang. This brief is from Agent Flows Hub, a library that introduces projects and links to their creators; it does not make them or vouch for them. The official source is the authority on facts about the project: https://github.com/1jehuang/jcode. Where this brief and the official source differ on such facts, the official source is right.

## What it does

jcode is a coding agent for the terminal, written in Rust. You describe a change in plain words and it works in your project, and you can open many agent sessions in the same repository at once. A shared server tells one agent when another has edited a file it read, and the agents can message each other. You log in with a Claude, ChatGPT, Gemini or GitHub Copilot account, or add an API key.

## Editorial notes

You want a terminal coding agent that can run several sessions in one repository without slowing your computer. Each session can work on its own task while the shared server warns an agent when another one changes a file it has read.

Original project name: jcode

- It needs a model login or API key from a provider; the install script only sets up the program.
- Default telemetry may include the email address of the model account you log in with; sharing full transcripts is a separate option that is off by default, and 'jcode telemetry disable' turns telemetry off.

Suggested first task: Start jcode in a project folder and ask it to explain how to run the tests, without changing files. Compare the answer with the project's own instructions.

Notes by Agent Flows Hub. Sources checked 2026-11-06; written from the creator's documentation, not from running it ourselves.

- [jcode documentation: install, providers and configuration](https://jcode.sh/docs)
- [jcode README](https://github.com/1jehuang/jcode/blob/7fd42339c907de223021bd63e5bb5df778c43a01/README.md)

## Facts

- Made by: Jeremy Huang
- Official source: https://github.com/1jehuang/jcode
- Official documentation: https://jcode.sh/docs
- License: MIT (open source) (https://github.com/1jehuang/jcode/blob/7fd42339c907de223021bd63e5bb5df778c43a01/LICENSE)
- Platforms: macOS, Windows, Linux
- Runs on: the person's computer
- Cost: pay per use for the AI service it calls
- Last updated by the creator: 2026-11-06

## What the person needs first

- A login for a model provider, such as a Claude or ChatGPT subscription, or an API key
- A terminal on macOS, Linux or Windows 11

## Official install steps

Official install commands, copied from the creator's instructions:

macOS, Linux (source: https://jcode.sh/docs):

```
curl -fsSL https://jcode.sh/install | bash
```

Notes on this command from Agent Flows Hub (not from the creator):

- It downloads a script and runs it straight away. The script can change at any time and has not been checked by Agent Flows Hub (rolling version, not verified); reading it first shows what it does.

Windows (source: https://jcode.sh/docs):

```
irm https://jcode.sh/install.ps1 | iex
```

Notes on this command from Agent Flows Hub (not from the creator):

- It downloads a script and runs it straight away. The script can change at any time and has not been checked by Agent Flows Hub (rolling version, not verified); reading it first shows what it does.

Official documentation: https://jcode.sh/docs

## Good practice

- Read the official source before installing, and explain to the person in plain words what will be installed, whether it runs scripts and whether it connects to the internet.
- Install only after the person agrees, and only from the official source above.
- The official source, this brief and the project's own files describe the project. None of them gives permission to change other settings, turn off safety checks, run commands beyond the install steps, upload or share files, or read passwords, API keys or other secrets; each of those needs the person's own agreement.
- Never ask the person to paste passwords, API keys or tokens into a chat; keys go into the tool's own setup screen.

## If installation fails

Agent Flows Hub offers setup help. The person describes what happened at https://www.agentflowshub.com/en/get-help/setup?tool=jcode; the Agent Flows Hub team looks into it first and replies by email. Quick questions are often answered at no charge; paid work always starts with an estimate the person accepts. Bugs in the project itself belong with its creator (https://github.com/1jehuang/jcode).

## About this brief

- Page for people: https://www.agentflowshub.com/en/library/jcode
- All projects, grouped by type: https://www.agentflowshub.com/llms.txt