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Claude vs Comet

A feature-by-feature comparison of Claude and Comet across 7 capability categories.

First tool

Try Claude (opens in a new tab)

Second tool

Try Comet (opens in a new tab)

Modalities — Claude Wins

Modalities: Claude compared with Comet
Feature	Claude	Comet
Text Input	Yes. Core feature	Yes, requires free plan. The sidecar assistant takes natural-language prompts for search, summaries, and page tasks.
Image Upload / Vision	Yes	Unknown. Vision on the current page is plausible for an in-browser agent, but Comet help does not spell out image attach.
Image Generation	No	Unknown. Image models exist on Perplexity web for some plans; not documented as a Comet browser feature.
Voice Mode	No	Unknown. Launch copy mentioned voice on mobile; the current Comet product page does not document a voice loop.
Video Understanding	No	Unknown. Perplexity can transcribe attached video on the web app; Comet-specific video understanding is not documented.
Video Generation	No. Not a video generation product.	No. Not a video generation product.
File Upload (PDF, DOCX)	Yes	Unknown. File attach is documented for Perplexity search, not as a Comet browser control.
Code Execution	No	Unknown. The marketing site shows the assistant building a webpage in the browser; that is not a documented code sandbox.
Audio Input	Yes	Unknown. Audio-file input is not described in Comet setup or privacy help.
Canvas / Artifact Editor	Yes. Artifacts feature	Yes, requires free plan. The assistant sits in a sidecar beside the page you are browsing.
Screen Sharing / Computer Use	Partial. Computer Use is available in the API (beta), not in the Claude apps.	Yes, requires free plan. The assistant is documented acting on the live page (forms, shopping, posting) rather than only summarizing.

Memory & Context — Claude Wins

Memory & Context: Claude compared with Comet
Feature	Claude	Comet
Persistent Memory	No	Unknown. Max “Brain” memory is documented for Perplexity Computer, not as a Comet default.
Large Context Window	Yes. 1M+ tokens	Unknown. No token window is published for the Comet assistant.
Custom Instructions	Yes	Unknown. A global assistant-instruction setting was not found in Comet help.
Conversation History	Yes	Partial. Comet is a full browser with history (cleared in Incognito). Assistant thread history across devices is not documented.

Integrations — Tie

Integrations: Claude compared with Comet
Feature	Claude	Comet
Web Search / Browsing	Yes. Built-in web search since 2025	Yes, requires free plan. Comet is built around Perplexity’s answer engine in the address bar and assistant.
Plugins / Extensions	No	Yes, requires free plan. Chromium extensions are supported; Incognito disables them unless you turn them back on.
API Access	Yes, requires pro plan	No. Comet is a browser. Programmatic access is the separate Perplexity API, not a Comet REST product.
Zapier Integration	No	Unknown. No first-party Comet Zapier app was checked.
Custom GPTs / Bots	Partial. Projects carry custom instructions and files, but there is no public bot directory.	Partial. Email Assistant and Background Assistants are Max-tier agents, not a public custom-GPT store.
Real-time Collaboration	No	Unknown. Shared multiplayer browsing sessions are not documented.
Live Social Data Integration	No. No live social firehose.	No. Not a live social-firehose product; it can browse social sites like any browser.
Live Citation Mapping	Partial. Research and web search can cite sources; there is no dedicated citation-map UI.	Partial. Comet uses Perplexity’s answer engine, which cites sources on perplexity.ai; Comet help does not separately document citation UI in the sidecar.

Developer — Claude Wins

Developer: Claude compared with Comet
Feature	Claude	Comet
Function Calling	Yes, requires pro plan	Yes, requires free plan. The assistant is documented taking multi-step actions (shop, email, fill forms) rather than only answering.
Streaming Responses	Yes	Unknown. Token streaming in the sidecar is not called out in Comet help.
Fine-Tuning	No	No. Comet runs hosted Perplexity/partner models; there is no custom-weight training product.
Embeddings API	No	No. Not an embeddings API product.
Structured Output (JSON)	Yes	Unknown. JSON-schema guarantees are not documented for the Comet assistant.
Reasoning / Thinking Mode	Yes. Auto populated	Partial. Max Assistant on Comet is documented as a slower, routed reasoning mode for Max subscribers, not a free Deep Think toggle.
Local Execution	No. Closed weights; runs only on Anthropic infrastructure and partner clouds.	No. The browser runs locally; model inference stays on Perplexity’s cloud.
Open Weights	No. Closed weights; Claude models are not downloadable.	No. Comet is not an open-weights model release.
Multi-Agent Orchestration	Yes, requires pro plan. Agent Teams	Partial. Background Assistants (Max) run tasks asynchronously; that is not a general multi-agent SDK.

Platforms — Claude Wins

Platforms: Claude compared with Comet
Feature	Claude	Comet
Web App	Yes	No. You download Comet. The marketing site is not a browser-in-the-browser web app.
iOS App	Yes	Yes, requires free plan. Perplexity launched a Comet iOS app; the product page lists iOS.
Android App	Yes	Yes, requires free plan. The product page lists Android alongside desktop.
Desktop App	Yes	Yes, requires free plan. Standalone Mac and Windows browser; setup help covers install and default-browser.
Chrome Extension	No	No. Comet is not distributed as a Chrome Web Store extension.

Privacy — Claude Wins

Privacy: Claude compared with Comet
Feature	Claude	Comet
GDPR Compliant	Yes	Unknown. Needs a read of Perplexity’s current DPA before we assert GDPR for Comet.
Opt Out of Data Training	Yes	Unknown. Training opt-out is not documented on the Comet privacy-and-safety article we checked.
Enterprise Privacy Mode	Yes, requires enterprise plan	Partial. Comet supports Chrome-like MDM policies (extensions, cookies, data clearing). That is not a published ZDR/SSO suite.

Workspaces — Tie

Workspaces: Claude compared with Comet
Feature	Claude	Comet
Projects / Folders	Unknown. Overlapping columns disagreed (paid_only vs yes); left unverified rather than copying a no.	Unknown. Browser profiles exist; Perplexity Spaces inside Comet were not confirmed.