
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
adata-plugin records 0 monthly visits with — month-over-month growth and Freemium pricing. QuillBot Paraphraser records 36,630,337 monthly visits with +2.3% growth and Freemium pricing.

AI-assisted data annotation companion for faster, smarter labeling
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | chromewebstore.google.com | quillbot.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 0 (0) | 36.63M (36,630,337) |
| MoM Traffic Delta | 0 (—) | +824.67K (+2.3%) |
| Primary Market & Share | 🌐 Global (—) | 🇺🇸 United States (25.1%) |
| Direct Visits / mo | 0 | 10.99M |
| User Rating | 3.5 | 4.5 |
| Supported Platforms | Browser Extension | Website |

AI-assisted data annotation companion for faster, smarter labeling
The extension proposes likely labels or annotations as you work, so you can confirm a suggestion instead of classifying each item from zero.
Runs entirely in the browser via the Chrome Web Store, with no server setup, plugin dependencies, or account creation required.
Acts as a companion layer over the annotation pages you already use, so there is no need to migrate your dataset or tooling.
The developer declares that user data is not sold or shared and is not used for unrelated purposes.
Paraphrase, proofread and summarize text with an AI writing workspace
Rewrite sentences and paragraphs in modes like Standard, Fluency, Formal, Simple, Creative and Shorten/Expand to match tone and length.
Scan your text for grammar, spelling, punctuation and clarity issues and apply suggested fixes.
Condense long documents or articles into key points, with adjustable length.
Generate citations in APA, MLA, Chicago and other styles from a URL, title or DOI.

OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.
Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
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Provides industry-leading real-time grammar checking and style suggestions, but offers less versatile sentence paraphrasing than QuillBot.
Provides industry-leading real-time grammar checking and style suggestions, but offers less versatile sentence paraphrasing than QuillBot.

SpecialistExcels at academic citation generation and professional proofreading, but lacks QuillBot's quick interactive paraphrasing slider.
SpecialistExcels at academic citation generation and professional proofreading, but lacks QuillBot's quick interactive paraphrasing slider.
SpecialistSpecializes in humanizing AI-generated text to bypass detection, but offers less traditional rewriting flexibility than QuillBot.
SpecialistSpecializes in humanizing AI-generated text to bypass detection, but offers less traditional rewriting flexibility than QuillBot.

Design, test, and govern APIs — now with AI agents in the loop

The environments frontier AI trains on, and the agents that do the recurring work
The environments frontier AI trains on, and the agents that do the recurring work
SpecialistHighlights readability issues and complex sentences to improve clarity, but does not automatically rewrite text like QuillBot.
SpecialistHighlights readability issues and complex sentences to improve clarity, but does not automatically rewrite text like QuillBot.
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AI data infrastructure for building production-grade models

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