Who is DeepSeek Harness Chat for?

DeepSeek Harness Chat is an open-source project built for software developers using VS Code.

Is DeepSeek Harness Chat free?

Yes — DeepSeek Harness Chat is free to use.

What platforms does DeepSeek Harness Chat run on?

DeepSeek Harness Chat runs on the web, Windows, macOS, and Linux.

Is DeepSeek Harness Chat still active?

Unverified. DeepSeek Harness Chat has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to DeepSeek Harness Chat?

Similar projects tracked by PulseGate include DeepSeek Harness, DeepSeekHarness, and FindHarness.

Who develops DeepSeek Harness Chat?

DeepSeek Harness Chat is developed by MJ-Chang.

When did DeepSeek Harness Chat launch?

DeepSeek Harness Chat first shipped in 2026.

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DeepSeek Harness Chat

Name: DeepSeek Harness Chat
Author: MJ-Chang

visualstudio.comCoding AI & assistants

DeepSeek Harness Chat is a VS Code extension that brings an agent chat interface into the editor and lets it edit project files. It is intended for developers who want an AI coding workflow inside VS Code, similar to other agent-based coding assistants.

FreeWebWindowsmacOSLinux

Visit visualstudio.com

2alternatives

4features

2026since

Overview

4 features

In the Coding AI & assistants space, DeepSeek Harness Chat takes a focused approach. It helps developers use a DeepSeek-powered coding agent to discuss tasks and modify project files directly in VS Code. DeepSeek Harness Chat is an open-source project aimed at software developers using VS Code. DeepSeek Harness Chat costs nothing to use. DeepSeek Harness Chat is available on the web, Windows, macOS, and Linux.

Behind DeepSeek Harness Chat is MJ-Chang, and it first shipped in 2026. Key capabilities include agent chat, project editing, and code assistance.

Agent chat
Project editing
Code assistance
VS Code integration

Built with & integrations

AI providers

local_oss

Connectors

vscode

Runs on

BrowserWindowsmacOSLinux

Trust & compliance

Verified signals

HTTPSFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed25 Aug · 22:54 UTC
DeepSeek Harness Chat for VS Code verified against its public source
Source: PulseGate · Open

Frequently asked questions about DeepSeek Harness Chat

What is DeepSeek Harness Chat?: DeepSeek Harness Chat helps developers use a DeepSeek-powered coding agent to discuss tasks and modify project files directly in VS Code. It is catalogued under Coding AI & assistants on PulseGate.
Who is DeepSeek Harness Chat for?: DeepSeek Harness Chat is an open-source project built for software developers using VS Code.
Is DeepSeek Harness Chat free?: Yes — DeepSeek Harness Chat is free to use.
What platforms does DeepSeek Harness Chat run on?: DeepSeek Harness Chat runs on the web, Windows, macOS, and Linux.
Is DeepSeek Harness Chat still active?: Unverified. DeepSeek Harness Chat has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to DeepSeek Harness Chat?: Similar projects tracked by PulseGate include DeepSeek Harness, DeepSeekHarness, and FindHarness.DeepSeek Harness DeepSeekHarness FindHarness
Who develops DeepSeek Harness Chat?: DeepSeek Harness Chat is developed by MJ-Chang.
When did DeepSeek Harness Chat launch?: DeepSeek Harness Chat first shipped in 2026.

At a glance

Platforms: Web
Languages: English
First seen: 25 Aug 2026
Built for: software developers using VS Code
Model: Open source
Solves: Helps developers use a DeepSeek-powered coding agent to discuss tasks and modify project files directly in VS Code.

Registered as

VS Code Marketplace: MJ-chang.deepseek-harness-chat

Developer

MJ-Chang

Index record

Indexed: 25 Aug 2026
Lifecycle: Alive
First seen: Aug 2026
Last seen: 25 Aug 2026

Identity audit (12)

Slug: deepseek-harness-chat-for-vs-code-visualstudio-com
Lifecycle state recorded: 25 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 25 Aug 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Languages from: Detected by a language model from page content.
Last updated: 25 Aug 2026
Canonical URL: https://marketplace.visualstudio.com/items?itemName=MJ-chang.deepseek-harness-chat

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