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§ Private Profile · San Francisco, CA, USA
AI-native simulation and game engine creating human-like AI characters for gaming and digital worlds, focused on AI character technology.
San Francisco-based Ego builds an AI-native simulation and game engine that enables developers to generate persistent, human-like characters for three-dimensional worlds using natural language prompts. The platform allows creators to deploy artificial intelligence-driven non-player characters that act, react, and retain memory within digital environments, positioning its technology for integration with major gaming ecosystems like Minecraft and The Sims. Operating with a team of nine employees across its headquarters and international research hubs in Singapore and Tokyo, the enterprise has secured $8.54 million in total funding, including a recent $6.7 million seed round. The startup is backed by prominent venture capital firms and angel investors, including Y Combinator, Accel, Boost VC, and former Coinbase Chief Technology Officer Balaji Srinivasan. The organization was officially founded in 2023 by former Meta AI research leader Vishnu Hari.
ego has raised $7.0M across 1 funding round.
Key people at ego.
ego was founded in 2023 by Vishnu Hari (Founder).
ego has raised $7.0M in total across 1 funding round.
ego has raised $7.0M across 1 funding round. Most recently, it raised $7.0M ego AI - Seed in October 2025.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Oct 1, 2025 | $7M Seed | — | 10100, Boost VC, Foundation Capital, Goat Capital, Liquid 2 Ventures, Pareto Holdings, Patron, Plug & Play Ventures, Resonado, SNR, Tribe Capital, Y Combinator, Arash Ferdowsi, Balaji Srinivasan, Dylan Field, Emmett Shear, Immad Akhund, Siqi Chen, Arjun Sethi, Logan Kilpatrick, Accel, Testmunk | Announced |
Key people at ego.
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ego is an AI-native simulation engine and platform that enables users to create, animate, and share persistent, sapient AI characters and interactive 3D worlds using natural language prompts. It allows for the generation of human-like AI agents in immersive environments akin to Minecraft, The Sims, or Roblox, without requiring users to write complex code or build 3D models manually[5]. This platform serves game developers, creators, and players who want to experience or build rich, AI-driven interactive worlds and characters that remember, converse, and behave autonomously.
For an investment firm, ego represents a cutting-edge intersection of AI, gaming, and user-generated content, focusing on democratizing game creation and AI character interaction. Its mission is to revolutionize how interactive digital worlds and characters are created and experienced by leveraging large language models and simulation technology. The investment philosophy likely centers on backing AI-native platforms that enable new forms of creativity and engagement in gaming and virtual worlds. Key sectors include AI, gaming, simulation engines, and user-generated content platforms. ego’s impact on the startup ecosystem lies in pioneering AI-driven game creation tools that lower barriers for creators and enhance player immersion, potentially reshaping the future of interactive entertainment[5].
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ego was founded to address three major challenges in open-world games and simulations: creating persistent, believable AI characters with memory and personality, enabling natural language interaction, and simplifying content creation. The founders, inspired by advances in large language models and generative AI, built ego as an AI-native simulation engine that is itself a game. During their Y Combinator program, they launched experimental games like TownWorld and CharacterIdol, showcasing AI-generated characters with distinct personalities and behaviors fully powered by AI[5]. This origin reflects a deep technical and creative background focused on blending AI research with practical gaming applications.
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ego rides the wave of generative AI and large language models transforming content creation and interactive experiences. The timing is critical as AI models have matured enough to support believable, persistent characters and dynamic worlds. Market forces include growing demand for immersive, personalized gaming experiences and the rise of user-generated content platforms like Roblox. ego influences the ecosystem by pushing the boundaries of AI integration in games, potentially setting new standards for character realism and creator accessibility. It also complements platforms like Roblox, which have begun integrating AI tools but still require scripting knowledge, by offering a more natural and accessible approach to AI character creation[5][2][3].
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ego is poised to expand its platform capabilities, scaling the complexity and realism of AI characters and worlds. Future trends shaping its journey include advances in multimodal AI (combining vision, language, and action), increased demand for metaverse-like experiences, and the growth of AI-assisted content creation tools. ego’s influence may evolve from a niche simulation engine to a foundational technology for next-generation interactive entertainment and social worlds, enabling creators and players to co-create persistent, intelligent digital beings effortlessly. This aligns with the broader vision of AI as a creative partner in immersive 3D environments, making ego a key player to watch in the convergence of AI, gaming, and virtual worlds[5].
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This synthesis highlights ego’s unique position as a pioneering AI-native platform that bridges character AI and 3D interactive worlds, offering a compelling alternative to traditional game engines and scripting-heavy platforms like Roblox.
ego was founded in 2023 by Vishnu Hari (Founder).
ego has raised $7.0M in total across 1 funding round.
ego's investors include 10100, Boost VC, Foundation Capital, Goat Capital, Liquid 2 Ventures, Pareto Holdings, Patron, Plug & Play Ventures, Resonado, SNR, Tribe Capital, Y Combinator.
