Who is DeepSeek Assistant for?

DeepSeek Assistant is a consumer product built for firefox users who want browser-based access to DeepSeek.

What platforms does DeepSeek Assistant run on?

DeepSeek Assistant runs on the web and embeddable surfaces.

Is DeepSeek Assistant still active?

Unverified. DeepSeek Assistant 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 are alternatives to DeepSeek Assistant?

Similar projects tracked by PulseGate include DeepSeek Helper, Ask DeepSeek, and Deepseek Sidebar.

Who develops DeepSeek Assistant?

DeepSeek Assistant is developed by Sprise.

How long has DeepSeek Assistant been around?

DeepSeek Assistant first shipped in 2025.

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DeepSeek Assistant

Name: DeepSeek Assistant
Price: 19 USD
Author: Sprise

mozilla.orgChatbots & assistants

DeepSeek Assistant is a Firefox browser extension that provides access to DeepSeek chat from any web page. It requires a paid subscription and uses external API services to deliver its chat functionality.

PaidWebEmbeddableCloud-managed

Visit mozilla.org

1alternative

6features

2025since

Overview

6 features

DeepSeek Assistant is a Chatbots & assistants project. It focuses on accessing DeepSeek chat while browsing without switching between tabs or websites. It is built as a consumer product for firefox users who want browser-based access to DeepSeek. Pricing is paid, from $19. DeepSeek Assistant is available on the web and embeddable surfaces.

It is developed by Sprise, and it first shipped in 2025. Among its 6 catalogued features are webpage chat, deepSeek access, and no account required. The interface is available in 32 languages, including Czech, German, and Greek. It exposes integrations via a public API.

Summary written by a language model from the project’s public pages.

Webpage chat
DeepSeek access
No account required
No permissions required
Paid subscription
Browser integration

Built with & integrations

AI providers

multiple

Connectors

API

Runs on

BrowserEmbeddableCloud-managed

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed10 Sep · 16:48 UTC
DeepSeek Assistant verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about DeepSeek Assistant

What does DeepSeek Assistant do?: DeepSeek Assistant focuses on accessing DeepSeek chat while browsing without switching between tabs or websites. It is catalogued under Chatbots & assistants on PulseGate.
Who is DeepSeek Assistant for?: DeepSeek Assistant is a consumer product built for firefox users who want browser-based access to DeepSeek.
How much does DeepSeek Assistant cost?: Paid plans start at $19.
What platforms does DeepSeek Assistant run on?: DeepSeek Assistant runs on the web and embeddable surfaces.
Is DeepSeek Assistant still active?: Unverified. DeepSeek Assistant 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 are alternatives to DeepSeek Assistant?: Similar projects tracked by PulseGate include DeepSeek Helper, Ask DeepSeek, and Deepseek Sidebar.DeepSeek Helper Ask DeepSeek Deepseek Sidebar
Who develops DeepSeek Assistant?: DeepSeek Assistant is developed by Sprise.
How long has DeepSeek Assistant been around?: DeepSeek Assistant first shipped in 2025.

At a glance

Pricing: Paid · from $19
Platforms: Web
Built for: Firefox users who want browser-based access to DeepSeek
Model: B2C
Solves: Accessing DeepSeek chat while browsing without switching between tabs or websites.

Registered as

Firefox Add-ons: deepseek-assistant

Developer

Sprise

Index record

Indexed: 10 Sep 2026
Lifecycle: Alive
Last seen: 10 Sep 2026

Identity audit (13)

Slug: deepseek-assistant-mozilla-org
Lifecycle state recorded: 10 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 10 Sept 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 10 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/deepseek-assistant

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