aid: first-day-entertainment
name: First Day Entertainment
description: First Day Entertainment Inc. is a Sunnyvale, California game studio building AI-powered
  games, founded by Stephen Gou (formerly a founding engineer at Cohere) and Mike Mei, and funded by
  the a16z SPEEDRUN accelerator (batch 002) and MiraclePlus. The studio ships two titles - Heroes of
  Magic & Cards, a poker deckbuilding roguelike distributed on Steam, and Mana Land, a single-player
  RPG in which players adventure alongside conversational AI companions, published on itch.io. First
  Day Entertainment is a consumer games company; it publishes no public developer portal, API
  documentation, or machine-readable API artifacts as of this enrichment pass.
url: https://raw.githubusercontent.com/api-evangelist/first-day-entertainment/refs/heads/main/apis.yml
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://static.wixstatic.com/media/6e8a1f_7f740066ad764f6b97109ec0f6b68442~mv2.png
x-type: company
x-source: vc-portfolio
x-backed-by:
- a16z
- MiraclePlus
x-tier: profiled
x-tier-reason: no-public-api-surface
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Games
- Gaming
- Artificial Intelligence
- Entertainment
- Consumer
- Startup
apis: []
common:
- type: DomainSecurity
  url: security/first-day-entertainment-domain-security.yml
- type: Website
  url: https://www.firstdayentertainment.net/
- type: About
  url: https://www.firstdayentertainment.net/about
- type: GitHubOrganization
  url: https://github.com/First-Day-Entertainment
- type: LinkedIn
  url: https://www.linkedin.com/company/first-day-entertainment/
- type: Twitter
  url: https://x.com/FirstDayGG
- type: Investor
  url: https://speedrun.a16z.com/companies/first-day-entertainment
- type: Product
  url: https://store.steampowered.com/app/3843360/Heroes_of_Magic__Cards/
- type: Product
  url: https://firstdaygg.itch.io/mana-land
- type: LLMsTxt
  url: llms/first-day-entertainment-llms.txt
x-enrichment:
  date: '2026-07-20'
  status: minimal
  artifacts_added: 3
  pass: local-v1
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io