Hidden Door
hiddendoor.co
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Funding and backers
Backers
2
Betaworks, North Zone
Momentum
15/100
in the news
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Aug 13, 2025
Launched Hidden Door launches social role-playing platform with AI · GamesBeat
Feb 6, 2024
Launched on Hacker News Show HN: Micro-Story Creator
Nov 2, 2023
Launched Hidden Door unveils new art style for its AI-based narrative game · venturebeat.com
Jun 19, 2023
Launched Hidden Door launches playtests for Wizard of Oz games created by generative AI · venturebeat.com
Mar 16, 2022
Launched Hidden Door Launches AI Game Platform to Build the Narrative Multiverse · businesswire.com
2020
Founded
Tractionpublic signals, read monthly
Web presence
top 2%
of 133.2M domains by links, Common Crawl
Backed byfrom the funds' portfolios and accelerator catalogs
Betaworks 
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A building in San Francisco for people working on how artificial intelligence goes.
Overview
Hidden Door builds narrative roleplay games where a story engine improvises within licensed fictional worlds. Founded in 2020 in San Francisco, it combines language models with guardrails that keep stories consistent with the source material. The company licenses worlds from authors and publishers.
News
The right tool for the job
Good collaborative storytelling involves an enormous number of complex decisions, all interdependen...
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Test your world, implement feedback, repeat
Hey there, community creators and the worldbuilding-curious! If you know Hidden Door, you may know w...
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Summer modifier card dump
It's summertime and that means one thing: carefully-curated, well-timed avalanches of content to dem...
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Introducing daily remixes + Atlas studio on mobile
Hello, dear players! Time for a quick update on two new, fancy, beautiful functionalities here at Hi...
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Hidden Door now rewards you even more for using your imagination
We've launched a lot of new features for Hidden Door in the last 11 months, but today's post is abou...
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Fan fare: Jade Bronté on comedy, burlesque, and building weird worlds
It's pride month, and we've already shared a number of the Hidden Door team's favorite queer books. ...
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Hidden Door's 2026 pride month reading guide
Hello, fellow readers. In honor of pride month, our team has put together a list of queer book reco...
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Creators, greet your adoring public
Hey, creators. Knock knock. Who's there? Pub! Pub who? PUBLIC PROFILE PAGES! If you're a community c...
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Minor Enchantment: Pointing Things Out
Look who's back: Chris Wallace, with another Minor Enchantment! These are brief dispatches about cha...
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Finally! A modifier card that makes everything WORSE
Hi hi! Our community creators have been making a lot of very cool worlds, and are adding more all th...
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Offices
Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
San Francisco
United States
HQ