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HubSpot AI (branded as Breeze AI) provides AI-powered tools integrated across HubSpot's CRM, marketing, sales, and service platforms
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HyperWrite
HyperWrite is an AI writing assistant that helps users write faster with features including web search, citations, an...
Updated Jun 2026
Browser extension
About HyperWrite
HyperWrite is a paid AI writing assistant that pairs a document editor, predictive autocomplete, and a Chrome extension with real-time web search and citation features. It targets individual writers, marketers, and knowledge workers who want faster drafting alongside research-backed, sourced content, offered through a freemium model with Premium and Ultra tiers.
HyperWrite is an AI writing assistant built to help people move from blank page to finished draft faster. The platform combines a document editor with predictive autocomplete, an AutoWrite feature that can generate full paragraphs on demand, and a chat interface that doubles as a writing partner for brainstorming, feedback, and rewrites. A Chrome extension extends these capabilities to virtually any website, so suggestions and rewrites can happen inside email, social platforms, and web forms without switching tabs. What sets HyperWrite apart from many general-purpose writing tools is its emphasis on grounded, research-backed output. The assistant can search the web and scholarly articles in real time, then attach citations to the content it produces. This is aimed at users who need factual accuracy and verifiable sources rather than free-floating generated prose, making it a reasonable fit for research-heavy or reference-driven writing. Beyond the editor, HyperWrite offers a large library of pre-built AI tools covering common tasks such as email replies, summaries, and content generation, plus the ability to build custom tools tailored to specific workflows. Custom personas let users train the assistant to match their own tone and style, so output reads less like generic AI text and more like their own voice. Pricing follows a freemium model: a free starter tier with limited access, a Premium plan capped at a monthly message allowance, and an Ultra plan offering unlimited messages and early access to experimental agent features. The credit-based structure means heavier users will want to weigh their expected volume against the plan limits. HyperWrite is best suited to individual writers, marketers, students, and knowledge workers who produce substantial written content and value integrated research and citations. Teams needing deep collaboration features or enterprise controls should verify current capabilities on the official site.
TL;DR
HyperWrite is an AI writing assistant offering autocomplete, AutoWrite, chat, a large tool library, and a Chrome extension, distinguished by real-time web search and automatic citations. It uses a freemium model with Premium at $19.99/month and Ultra at $44.99/month. It fits individual writers, marketers, students, and small content teams that value research-backed output.
Company overview
HyperWrite is developed by OtherSide AI and is led by Matt Shumer, listed as Founder and CEO, with Jason Kuperberg also cited among the company's founders. The product is positioned as an AI writing and productivity assistant focused on helping users write faster while maintaining factual accuracy through citations and real-time information.
The company's mission centers on making AI-assisted writing both efficient and trustworthy, combining generative drafting tools with research capabilities so users can produce sourced content rather than unverified text.
Product features
HyperWrite's core is a document editor with predictive autocomplete (TypeAheads), an AutoWrite feature that generates full paragraphs, and a chat interface for brainstorming, feedback, and rewrites. A Chrome extension extends these features across any website, enabling inline AI assistance in email, social platforms, and web apps.
The platform stands out with real-time web search and the ability to search millions of scholarly articles, attaching citations to generated content for factual, reference-backed writing. It also offers hundreds of pre-built AI tools and the ability to create custom tools for specific workflows.
Custom personas allow users to train the assistant to write in their own style, with Premium including 3 personas and Ultra offering 10, unlimited messages, and first access to experimental agent features.
Target market
HyperWrite serves individual writers, marketers, students, researchers, freelancers, and small content teams who produce substantial written output. It is particularly relevant to digital marketing agencies, SaaS marketing teams, and content-heavy startups, with fit indicators pointing to companies with in-house content production, distributed teams that benefit from async writing tools, and budgets favoring product-led adoption over enterprise sales.
Buyer personas
End users
Writers, marketers, students, and knowledge workers who draft content daily and want faster, cited, research-backed output inside a document editor or directly in their browser.
Buyers
Individual professionals and small team leads at agencies, SaaS marketing teams, and startups who make purchasing decisions based on productivity gains and per-seat affordability.
Key influencers
Content managers and product managers concerned with whether AI-generated copy performs well versus hand-written alternatives, along with team members who evaluate workflow tools.
Ideal customer profile
A company of roughly 10-100 employees at seed-to-Series A stage or $1M+ ARR with in-house content production, distributed teams, and a preference for product-led, budget-friendly AI adoption.
Funding & performance
Reporting on HyperWrite's finances is mixed. One source states the company raised $5.4 million in total funding, including a $2.8 million seed round in March 2023 co-led by Cortical Ventures and Active Capital (Madrona led the earlier 2021 seed), while another describes it as a bootstrapped startup with $4.2M in revenue and a $12.5M valuation and no reported outside funding. Given the conflicting accounts, these figures should be treated as unverified and confirmed directly with the company.
Pros & cons
Pros
- Chrome extension allows AI writing assistance on any website, not just within the platform
- Includes web search and citation features for factual, properly sourced content
- Offers multiple writing modes including templates, document editor, and AutoWrite functionality
Cons
- Premium tier limits users to 250 AI messages per month, which may be restrictive for heavy users
- No free plan or free trial available according to the research data
Pricing plans
Premium
$19.99 / month
- 250 AI messages per month
- Citations and real-time information
- Access to AI writer tools
- Chrome extension included
Key features
Browser extension
Multi-language
Integrations
Google Chrome
Input types
text
Output types
text
Compare key features
View all alternatives →Feature
HyperWrite
HubSpot AI
TextCortex
Pricing
Paid
Freemium
Freemium
Free plan
No
Yes
Yes
Free trial
No
No
No
API
No
Yes
No
Team support
No
Yes
Yes
Frequently asked questions
How much does HyperWrite cost and what will I actually pay?+
HyperWrite offers a free starter account with basic features and limited access. Paid plans are Premium at $19.99/month and Ultra at $44.99/month, with annual billing lowering these to roughly $16 and $29 per month respectively. Premium includes 250 AI messages per month while Ultra provides unlimited messages, so your real cost depends on how heavily you write.
How does HyperWrite actually work?+
You write in HyperWrite's document editor or chat interface, where predictive autocomplete offers sentence suggestions as you type and AutoWrite can generate full paragraphs on request. You can chat with the AI to brainstorm, get feedback, or rewrite passages, and use pre-built or custom tools for specific tasks. When you need factual content, the assistant can search the web in real time and attach citations.
Does HyperWrite work outside its own editor?+
Yes. HyperWrite ships a Chrome extension that lets you use its AI assistance on virtually any website, including email clients, social platforms, and web forms. The extension delivers writing suggestions and rewrites inline so you don't have to copy content back and forth into the main app.
What models and research sources does HyperWrite use?+
HyperWrite provides access to advanced language models for writing and its newer agent features, with Ultra subscribers getting first access to experimental capabilities. For research, it can search live web content and scholarly articles, then generate cited output. The exact underlying models can change over time, so check the official site for current details.
Can I make HyperWrite write in my own voice?+
Yes. HyperWrite supports custom personas that let you train the assistant on your writing style so output reads more like you and less like generic AI text. Premium includes 3 custom personas and Ultra includes 10, letting you maintain different voices for different contexts.
Is the citation content reliable enough to publish directly?+
HyperWrite's citation and real-time information features are designed to make content more factual and to save research time by surfacing sources. However, as with any AI-generated content, you should verify facts and citations before publishing. Treat it as a strong drafting and research aid rather than a final authority.
Is HyperWrite free?+
Based on the available research, HyperWrite does not offer a free plan or free trial. The Premium plan is priced at $19.99/month and includes 250 AI messages per month along with citations and real-time information features.
What does HyperWrite integrate with?+
HyperWrite offers a Chrome extension that allows you to use the AI writing assistant on any website. Specific integration details with other platforms or tools were not found in our research — check the official website for a complete list of integrations.
How does HyperWrite compare to alternatives?+
HyperWrite differentiates itself through its web search and citation capabilities, which help ensure factual accuracy in generated content. The Chrome extension provides cross-website functionality that some competitors may not offer. However, the 250 message monthly limit on the Premium plan may be more restrictive than some alternative tools that offer higher or unlimited usage tiers.
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