Notebookcheck · Oct 2025
Secondary coverage describing ego AI’s character.world, CCP, and the company’s push toward persistent, emotionally responsive NPCs across games and platforms.
Character AI + Roblox :persistent, sapient AI characters in 3D worlds
Company research
Public company, workplace, funding, and market signals
Overview
ego AI is a San Francisco-based YC W24 applied research lab building persistent, human-like AI characters for games, simulations, and digital communities. Its core product is character.world, supported by the open-source Character Context Protocol (CCP) and adjacent tools like Sideclaw.
Primary product
character.world and the Character Context Protocol (CCP)
Founded
2023
Headquarters
San Francisco, California, United States
Team size
1-10
Industry
Technology, Information and Internet
Sub-industry
AI character technology / applied AI research
Offices
San Francisco, California, United States (HQ)
Singapore (research operations)
Tokyo, Japan (research operations)
Business model
developer platform
B2B software
open-source ecosystem
Funding
Stage
Seed
Total raised
$7.8M
Latest round
Seed · Oct 2025
Latest amount
$6.7M
People & investors
Founders
Co-Founder, CTO
Work & culture
The public team page emphasizes personality and emotional presence in products, with a 'BIG EGO NO EGOS' culture cue and a focus on making users feel good interacting with the company’s characters.
Compensation
The public YC jobs page for ego listed an Applied AI Postdoctoral Researcher role at $50K-$100K, which is the clearest public compensation signal found.
Product & market
Pricing
Not publicly disclosed; appears to be a developer platform / SDK model with waitlist-based access.
Differentiators
- —Persistent characters that retain personality, memory, needs, emotions, and relationships across sessions and platforms
- —Open-source Character Context Protocol (CCP) for cross-platform character integration
- —Behavior model mixes small language models with reinforcement learning
- —3D embodied agents for games and simulations rather than chat-only assistants
- —Emphasis on real-time emotional presence and 'believable behavior'
Technology
Python
PyTorch
Kubernetes
Unreal Engine
Unity
React
Django
C
Docker
NoSQL
Angular
JavaScript
Git
Notion
Customers
game studios
game developers
Roblox creators
Unity and Unreal developers
Discord communities
digital experience builders
Competitors
character.ai
Inworld AI
Convai
NVIDIA ACE
Meta Horizon
Scale & contact
Estimated revenue
Estimated $3.7M ARR (Nov 2025 estimate)
Estimated monthly visits
5.6K
Traffic estimate as of Jun 2026
Latest news
Access Newswire · Oct 2025
Official launch announcement for character.world and CCP, plus the $6.7M early seed round and expansion of research/engineering; describes the product as persistent AI characters for games and digital worlds.
GamesBeat · Oct 2025
Covers the seed raise, character.world, CCP, and the company’s goal of making NPCs feel alive with memory and relationships.
PocketGamer.biz · Oct 2025
Summarizes the same funding and product launch, with emphasis on gaming use cases, AI Singapore partnerships, and the open-source CCP.
FinSMEs · Oct 2025
Brief funding note confirming the $6.7M seed round, founders, and the character.world / CCP product direction.
Jobs and careers at ego
0 jobs at ego
No open positions
Check back later for new openings