Companies

ego

egoai.com

Ego builds human-like AI characters and agents that remember, react, and persist across games and digital worlds.

HQSan Francisco, California, United States
Employees1-50
2 active roles
Jobs checked 29m ago
Creative / MediaAI ApplicationB2C

About

Ego AI builds an AI-native character engine and related platforms for game developers, storytellers, and digital-world creators, enabling characters to converse, react, remember, and persist across experiences. Its differentiator is a behavior-first approach centered on personality, needs, emotions, memory, and cross-platform character continuity rather than simply adding a persona to a general-purpose model.

Market

ego operates at the intersection of generative AI agents, real-time voice AI, and AI-native gaming or 3D simulation platforms. Its differentiation is an emphasis on agents whose personality, memory, behavior, and voice are integrated into the character itself, rather than adding a thin persona layer to a general-purpose model. Compared with platforms such as Inworld AI, Convai, and Charisma.ai, ego combines human-like agents with a broader natural-language-driven simulation/game environment, while its current rōnin direction extends that positioning into personal voice agents.

Target Customers

Primary customers are game developers, independent creators, modders, and small game or immersive-experience teams that want to create interactive 3D worlds, characters, and games without writing complex scripts or doing extensive 3D modeling. Its current rōnin product also targets end users who want personality-rich personal voice agents with memory and persistent identities.

At a Glance

Problem

AI applications typically make users start over: preferences, work context, relationships, and identity remain trapped in separate products. That creates repeated setup work, inconsistent outputs, and switching friction every time a user changes tools. The economic pain is primarily lost time and reduced value from AI, compounded by the difficulty of building a durable personal context layer without surrendering control of sensitive information. The killer use case is a person moving among multiple AI apps while preserving the same preferences and personal context.

Product / Service

Ego is building AI Passport, a user-owned personal memory and preferences layer that works across AI applications. Users can feed it essays, videos, links, and unfinished thoughts; those inputs become part of an identity that can travel with them instead of being recreated inside each individual app. The service is positioned as private by default and free for life, with the benefit of making AI interactions more personalized and continuous across tools.

Market

Ego competes in the emerging consumer AI infrastructure and personalization market, particularly the category of AI assistants, personal memory, and cross-application identity or context layers. The available research does not name a direct competitor; instead, the principal alternatives appear to be the isolated memory and personalization features built into individual AI applications, as well as continuing to manage context manually.

The company is an early-stage Y Combinator Summer 2026 startup listed as active, with no jobs shown in the directory. Its AI Passport waitlist was open by July 2026, while general availability was described as coming later in the summer. The evidence shows an early launch-stage product rather than disclosed revenue or scale metrics; no revenue, customer count, or funding figure for Ego is provided in the available sources.

Founders & Leadership

Vishnu HariFounder
Founder, CEO
Peggy WangFounder
Former Co-founder
Cody DrakeChief Design Officer
Connor BrennanChief Technical Officer
Aiyman HadiHead of Product & GTM

Funding History

2025-10
Seed$6.7M

Patron, Boost VC

Recent News

2026-07-21partnership
Ego-Exo4D Project gives AI training a human touch

The Ego-Exo4D partnership is creating a large-scale multimodal and multiview dataset intended to improve AI perception, responsiveness, and understanding.

2026-03-12
The Startup Trying To Give AI A Soul

Forbes profiled Ego AI's effort to build AI characters with memory, personality, and persistent identities that can move across platforms.

2025-12-12
Dialogues with Leaders by Vishnu Hari - Singapore

Singapore University of Technology and Design featured Ego AI founder Vishnu Hari and described the company as building persistent, believable, cross-platform AI-powered characters.

2025-10-27product
Game AI Behavior Framework

Ego AI published a technical post describing a hierarchical game-AI interface that connects large language models with embodied game characters through perception, utility-based decision-making, recursive goal planning, and execution.

2025-10-16funding
Y Combinator-backed Ego AI bags $6.7m to launch human-like characters

Ego AI launched character.world and introduced the open-source Character Context Protocol for persistent character personalities and memories across games, apps, and Discord. The article also reported a $6.7 million seed round, partnerships with AI Singapore and Singapore universities, and the Accomplice Discord game.

2025-10-16product
ego AI Transforms Game Play with Human-Like AI Characters that Move Seamlessly Across Digital Worlds

Ego AI announced character.world, an engine using small language models and reinforcement learning to create human-like game-character behavior, alongside its Character Context Protocol and a $6.7 million seed raise.

Active Roles

2
San Francisco, CA, US / Remote (Tokyo, JP; SG)/Engineering/32d ago
San Francisco, CA, US / Remote (Tokyo, JP; SG)/Engineering/32d ago

Business Model

The best-supported model is a B2B platform and technology model: Ego supplies its AI character engine and character.world tools to game developers and other digital-world creators, who integrate human-like characters into their experiences. Public materials do not disclose pricing, subscription or API rates, or revenue; its Character Context Protocol is described as open source, suggesting it supports ecosystem adoption rather than serving as the sole paid revenue stream.

Products

rōnin — personality-driven personal voice agents with memory and autonomous behaviorego AI-native 3D simulation/game engine and platform for creating characters, worlds, games, and scripted interactions through natural languageTownWorld and CharacterIdol — experimental games demonstrating AI-generated characters, memories, routines, and interactionsCharacter Context Protocol (CCP) — an open-source framework for persistent AI-character context

Customers

MEE6 (publicly named partner for Ego’s Discord AI-character game; not explicitly identified as a customer)

Tech Stack

End-to-end AI models and LLM-based systemsTransformer modelsReinforcement learningComputer vision and real-time 3D embodied-agent systemsVoice AIUnreal EngineC++AWSAzureRobloxCharacter Context Protocol (CCP)

Competitors

Inworld AI
Convai
Charisma.ai
Character.AI