> For the complete documentation index, see [llms.txt](https://docs.hotspring.games/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hotspring.games/glossary.md).

# Glossary

<table><thead><tr><th width="209.671875">Term</th><th width="527.54296875">Definition</th></tr></thead><tbody><tr><td>◈ <strong>Cozy World</strong></td><td>A simulation-first ecosystem where players and creators shape experiences using AI-powered characters, modular assets, and interactive economies. It is both a cultural universe and a creator-centric platform.</td></tr><tr><td>◈ <strong>Hot Spring</strong></td><td>The founding IP that evolved into the wider Cozy World. It began as a mobile simulation game and now anchors the ecosystem’s lore and vibe.</td></tr><tr><td>◈ <strong>Hot Spring Original</strong></td><td>The current mobile game version of Hot Spring, available on iOS and Android, with over 3 million installs. It serves as the entry point into the Cozy World universe.</td></tr><tr><td>◈ <strong>$COZY</strong></td><td>The native utility token of Cozy World, used for in-game transactions, predictions, creator rewards, and future ecosystem governance.</td></tr><tr><td>◈ <strong>Cozy Backpack</strong></td><td>A personal vault for users to store NFTs, PETs, quest progress, collectibles, and other on-chain achievements.</td></tr><tr><td>◈ <strong>Cozy Asset</strong></td><td>Modular visual and functional game assets including characters, furniture, scenery, and items, used to build or customize simulation experiences.</td></tr><tr><td>◈ <strong>Cozy Creation</strong></td><td>The user-friendly creation suite for building simulation-based games using Cozy Assets. Powered by integrated AI infrastructure.</td></tr><tr><td>◈ <strong>AI Agent NPCs</strong></td><td>Intelligent, user-owned characters that interact autonomously with players and the environment. These agents assist gameplay and deepen immersion.</td></tr><tr><td>◈ <strong>Agentic Scaffold</strong></td><td>The framework that enables deployment, customization, and coordination of AI Agent NPCs across simulation experiences.</td></tr><tr><td>◈ <strong>Cozy Pay</strong></td><td>An integrated payment gateway that supports both crypto and fiat transactions, allowing players to seamlessly enter and exit the ecosystem economy.</td></tr><tr><td>◈ <strong>Onsen</strong></td><td>A dual-feature product combining task-based quests and AI-powered predictions. It supports ecosystem engagement and token utility, with predictions powered by Allora AI and settled in $COZY and $SEI.</td></tr><tr><td>◈ <strong>Simulation IP Games</strong></td><td>A group of simulation titles within Cozy World that expand the IP across genres and platforms. Current games include Hot Spring Original, Cozy Willow, and Spring Haven.</td></tr><tr><td>◈ <strong>Spring Haven</strong></td><td>A PC-native expansion of Hot Spring featuring advanced simulation, performance-based compute mechanics, and retroactive gameplay rewards.</td></tr><tr><td>◈ <strong>Cozy Willow</strong></td><td>A simulation farming game within the Cozy World, continuing the story and style of Hot Spring while adding new gameplay dynamics.</td></tr><tr><td>◈ <strong>Proof of Cozy (PoC)</strong></td><td>The validation and contribution system that rewards meaningful player and creator actions across the ecosystem. Functions as Cozy World's behavioral economic model.</td></tr><tr><td>◈ <strong>Creator Economy</strong></td><td>The ecosystem structure that supports creators to design characters, assets, quests, and storylines, with monetization powered by $COZY.</td></tr><tr><td>◈ <strong>Marketplace</strong></td><td>The official shop for trading, buying, and selling in-game items and NFTs using $SEI and $COZY.</td></tr><tr><td>◈ <strong>PETs</strong></td><td>Player-Embedded Tools. AI companions that evolve with the player and participate in gameplay, progression, and simulation events.</td></tr><tr><td>◈ <strong>Modular Simulation</strong></td><td>A composable game system where assets, characters, and mechanics can be reassembled, upgraded, or scaled across titles.</td></tr><tr><td>◈ <strong>Dynamic Character</strong></td><td>A character model where traits, appearances, and behaviors can evolve and persist across multiple games.</td></tr><tr><td>◈ <strong>Core Loop</strong></td><td>The key gameplay loop of Cozy World, designed around create-play-own-repeat mechanics to encourage long-term participation.</td></tr><tr><td>◈ <strong>Ambassador</strong></td><td>Trusted community representatives and early adopters who help grow, guide, and translate the Cozy culture into wider communities.</td></tr><tr><td>◈ <strong>Cozensei</strong></td><td>A digital fashion and character NFT collection representing the cozy, mythic residents of the Cozy World. Designed to embody identity and cultural value.</td></tr></tbody></table>