Hong Kong · Building the Future of AI

AI that truly
understands you

We build human-centered artificial intelligence that moves beyond transactions to create meaningful, emotionally intelligent connections between people and machines.

Redefining the human-AI
relationship

Most AI today optimizes for tasks. We believe the next frontier is understanding — building systems that comprehend context, emotion, and nuance the way humans do naturally.

Founded by researchers from Tsinghua University, Inflection combines breakthroughs in large language models with a deep commitment to making AI that is empathetic, trustworthy, and genuinely useful.

100B+
Parameters in our foundation models
50M+
Conversations processed
98.7%
User satisfaction rate
12
Languages supported

Intelligence with depth

Our technology stack is purpose-built for understanding the full spectrum of human communication.

🧠

Emotional Intelligence

Our models detect and respond to emotional nuance, adapting tone and approach to each individual's communication style and mood.

💬

Contextual Dialogue

Multi-turn conversations that maintain deep context across sessions, remembering preferences, history, and subtle details that matter.

🌐

Multilingual Fluency

Native-level comprehension across 12 languages, with cultural sensitivity that goes beyond literal translation to capture intent.

🛡

Privacy by Design

End-to-end encryption, on-device processing where possible, and a strict zero-data-retention policy for enterprise deployments.

Real-Time Inference

Sub-200ms response latency powered by our proprietary inference engine, making conversations feel natural and instantaneous.

🔗

Enterprise Integration

RESTful APIs, SDKs for major platforms, and dedicated support for seamless integration into existing workflows and systems.

Meet Pi — your personal
intelligence partner

Pi is not a chatbot. It's a personal AI that learns how you think, what matters to you, and how to be genuinely helpful — whether you need a sounding board, a research assistant, or just someone to talk to.

Designed with empathy at its core, Pi remembers context, respects boundaries, and grows more useful over time.

Request Early Access
Pi · Live Conversation
I've been thinking about changing careers, but I'm not sure what's holding me back.
That's a really meaningful question. Sometimes what feels like uncertainty is actually your intuition gathering information faster than your conscious mind can process. What would you explore first if you knew you couldn't fail?
Probably something in sustainability...

Built by world-class researchers

Our founding team brings together deep expertise in machine learning, computational linguistics, and human-computer interaction from Tsinghua University and leading global AI labs.

ZL

Zhang Lei

CEO & Co-Founder

Ph.D. in Computer Science from Tsinghua University. Former research lead at a top-tier AI lab. 15+ years in NLP and conversational AI systems.

SY

Sun Yue

CTO & Co-Founder

M.S. from Tsinghua, ex-engineer at leading deep learning research labs. Specialist in large-scale model training and inference optimization.

LW

Li Wei

Chief Scientist & Co-Founder

Ph.D. in Computational Linguistics from Tsinghua. Published 40+ papers on emotional AI and human-computer interaction at ACL, EMNLP, and NeurIPS.

Let's build something
meaningful together

Whether you're exploring AI for your enterprise or want to collaborate on research, we'd love to hear from you.

Contact Us Research Partnerships