WaifuAI docs
Documentation for the open-source side of WaifuAI: the Live2D companion, MCP servers for AI agents, LLM tooling, and research.
Waifu SpritesChat with Aurora, an animated video companion who reacts, talks and sends selfies.
Companion appTalk to a Live2D waifu in your browser, with voice and nothing to install.
LLM CountdownsRelease forecasts for upcoming frontier models from each AI lab.
LLM CountdownsRelease forecasts for upcoming frontier models from each AI lab.
From the open data page, updated October 1, 2026.
Companion
The WaifuAI companion and the pieces around it: avatars, chat backends and character design.
Waifu Companion ↗The browser companion at waifuai.com: Live2D animation, local Kokoro voice, OpenRouter models and memory kept in your browser.
Waifu SpritesChat with an animated video companion in your browser. She reacts with 12 states and 12 emotions. Also a Hermes Agent plugin.
Hermes WaifuLive2D widget for Hermes Agent with five built-in models and expression controls.
Waifu Chat APIREST API for waifu chatbot conversations with user management.
Waifu ConstitutionAlignment constitution and behaviour guidelines for waifu agents.
Waifu LLM VRMPython library for AI waifus in the Godot engine, with VRM avatar support.
Anime Subtitle ChatbotFew-shot chatbot trained on anime subtitles.
TraitsCharacter and agent trait system, with Manim animations.
MCP servers
Model Context Protocol servers that give AI agents chat, job queues and personality matching.
AI infrastructure
Benchmarks, generation pipelines and model tooling.
AI BenchmarksSpatial reasoning tests for LLMs, with a multi-model leaderboard.
Book GeneratorWrites a full book from a title prompt using OpenRouter.
Macro Language ModelCLI chatbot with swappable personalities such as tsundere and deredere.
LLM Text Queue GPUGPU-accelerated text processing pipeline.
Biochem FrameworkScores AI conversations by their effect on neurochemistry.
Function Graph GeneratorGenerates function call graphs for Python code.
Research
Algorithms, proofs and quantum computing tools.
Tools & games
Things that run in the browser.
Guides
How the companion works and how to customize it.
From image to Live2D: what AI can doLayer segmentation, mesh generation, PSD rigging and neural animation, explained.
An automated image-to-Live2D pipelineFrom a prompt to a rigged WebGL Live2D model, end to end.
Add your own Live2D avatarSet up custom Cubism models, motion files, physics3.json and expression triggers.
Complete settings guideKokoro voice, OpenRouter API keys, system prompts and memory.
All articlesWriting style, WebSocket architecture, prompt engineering and more.
Paraphrase
Earlier NLP projects for generating and detecting paraphrases.
Paraphrase GenerationOverview of the paraphrase generation suite.
Paraphrase Back TranslateParaphrases by translating to another language and back.
Paraphrase GANGAN-style refinement loop for paraphrases via OpenRouter.
Paraphrase GAN UtilsProduction paraphrase system with caching and a REST API.
Human Sentence ClassifierTells human-written sentences from AI-written ones.
Neural Machine TranslationTensorFlow 2 seq2seq translation with Luong attention.
For agents
The whole site packaged for LLMs to read.