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HeartByte

YC W24

San Francisco, US · Founded 2023 · 2 employees · 2 known investors

HeartByte provides a platform that uses generative AI to help fiction writers produce stories more quickly, enabling both original narratives and works based on existing fictional universes.

Also known as Storio · WonderfulWorld

Founders & leadership· Y Combinator alumni (W24)

HeartByte was founded in 2023 by Rachel Wang.

RWRachel Wang
Rachel WanginFounderShe previously served as Chief Data Officer at Wish, an e-commerce marketplace, and holds a Master of Data Science from Columbia University and a Bachelor of Mechanical Engineering from Peking University.

Investors · 2

Competitors · 6

by search overlap
Quillbot390 shared keywordsQuillBot provides an AI-powered workspace with tools for writing, paraphrasing, design, and visual generation, letting users brainstorm, research, and produce documents and presentations. It serves writers, students, educators, and professionals for tasks such as content creation, resumes, briefs, and reports.
Canva341 shared keywordsDesign platform; Blackbird invested when it was just an idea and in every round since.
Sudowrite312 shared keywordsSudowrite is an AI-powered writing tool for novelists and fiction writers, offering features to draft, expand, rewrite, and get feedback on prose, plus story planning tools like Story Bible and a plot canvas. It also includes a chat assistant, brainstorming, image generation from descriptions, and a plugin marketplace, sold on a subscription basis.
Type302 shared keywordsA writing platform that offers AI-assisted writing with access to premium models from Anthropic, OpenAI, and Google. The service targets writers and content creators with both free and subscription-based plans.
Manus257 shared keywordsManus is an AI agent platform that automates complex workflows and business processes for teams without requiring additional headcount. It enables users to build full-stack applications with automated coding, database, deployment, and payment integration.
Story213 shared keywordsStory.com is an AI-powered creative platform with four tools — Instamovies for turning scripts into short films, Storybook Publisher for illustrated storybooks, a timeline-based AI Video Editor, and a Storyboarding tool for visual pre-production. It serves creators making social clips, published storybooks, and feature-length films.

Companies competing with HeartByte for the same Google search keywords, organic and paid, via search-intersection analysis.

In the news

Frequently asked questions

What does HeartByte do?
HeartByte provides a platform that uses generative AI to help fiction writers produce stories more quickly, enabling both original narratives and works based on existing fictional universes.
Who founded HeartByte?
HeartByte was founded by Rachel Wang in 2023.
Who are HeartByte's investors?
HeartByte's investors include Flyer One Ventures, Y Combinator.
Where is HeartByte headquartered?
HeartByte is headquartered in San Francisco, US.