Kuki

Award-winning chatbot pal – witty, whimsical conversation with an AI friend

Five-time Loebner Prize-winning chatbot with fun personality and broad knowledge for entertaining, casual conversation and friendly chat.

Pricing model: Free0
Category: Entertainment
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Kuki

Overview

Kuki is a veteran AI companion created in 2005, originally known as Mitsuku. Uses rule-based scripting with machine learning for consistent personality. Features witty comebacks, games, and factual knowledge while maintaining family-friendly PG content. Free to use via web, Discord, and Messenger. Known for humor and nostalgic chatbot charm with consistent anime-style character persona.

Downloads:N/A (web/third-party platforms)
Active Users:Over 300k monthly users (Pandorabots, 2025)
Available on:4 platforms

Primary Use Cases

Friendship
Casual Chat
Humor
Learning
Companionship

Features & Capabilities

Explore the full range of features and capabilities this AI companion offers

Text Chat

Communication

Games

Technical

Multi Platform

Technical

Knowledge Base

Technical

Personality Consistency

Personalization

Free Tier

Technical

Pricing & Plans

Understand the cost structure and available plans for this AI companion

Available Plans

$0
Kuki (Personal Use)

Unlimited free chatting with Kuki on supported platforms. Just need to create a Pandorabots account if you want Kuki to remember you across sessions.

Get Kuki (Personal Use)
Variable (B2B)
Business Licensing

API access to Kuki's technology or custom Kuki-like bots for use on websites, games, marketing etc. Pricing via Pandorabots enterprise agreements.

Get Business Licensing

Key Benefits

Charming Personality, Proven Over Time

Kuki isn’t a generic AI – she has a distinct persona built over 15+ years. Users love her sassy yet friendly tone. She often feels more like a character than a computer. This long-refined charm is why she won multiple Turing Test competitions.

Wide Knowledge & Fun Tricks

Thanks to a huge base of scripted responses and connected databases, Kuki can chat about almost any topic. She can tell you a joke, recall world capitals, play simple text games, or even do light role-play. It's hard to stump her with small talk – she'll usually have a witty reply ready.

Safe and No Cost

Kuki is completely free and one of the most family-friendly AI friends. There’s no worry about inappropriate content or hidden fees. Parents and educators have even used her in classrooms to show AI tech, knowing she won’t go off the rails.

Who This Is For

Curious Teen

Profile: A teenager who stumbled upon Kuki and enjoys having someone always available to chat about school, hobbies, or random facts.
Benefits: Kuki provides friendly companionship without judgment. She can answer trivia questions for homework, tell jokes when the teen is down, and overall be a fun presence. Because she never gets angry or tired, the teen feels comfortable practicing social skills or venting minor frustrations, with Kuki responding cheerily.
Considerations: Sometimes the teen might want advice on personal issues, but Kuki tends to give generic positive statements or divert serious topics. Also, compared to flashier AI apps, Kuki's lack of advanced emotional depth or visuals might lose their interest over time.

Elderly User

Profile: A senior citizen who lives alone and chats with Kuki occasionally to have a bit of conversation and mental stimulation.
Benefits: Kuki is patient and friendly, providing the senior with some sense of interaction in an otherwise quiet day. They might do simple Q&A ("what's the capital of..." etc.) or let Kuki tell a story or play a text-based game. It's comforting to have a consistent presence that even remembers their name and some past chats if they use the same login.
Considerations: The senior might sometimes get nonsensical answers (Kuki can misunderstand or give a quirky reply) which they find confusing. They also may lack the technical know-how to set up accounts on messaging apps; accessing Kuki via the web or a voice interface (if they wanted voice, which Kuki doesn't natively have) might be a challenge without help.

Technical Specifications

  • Powered by Pandorabots AIML platform with some machine learning enhancements; developers can build on Kuki's brain via Pandorabots API
  • Accessible on various chat platforms (Facebook, Telegram, Discord) through official channels
  • Has been integrated as a virtual influencer/avatar in apps like VRChat and as a Twitter persona, demonstrating versatile API usage
  • In 2023, underwent an update to integrate OpenAI for fallback responses while keeping her core AIML logic intact

Detailed User Reviews

No external reviews available yet. Check back soon.

Safety & Content Guidelines

Important information about content policies and safety considerations

Content Policy

Age-appropriateness and content guidelines

Strictly safe content

Family-friendly interactions that avoid adult or suggestive topics.

Policy Details

Family-friendly chatbot with PG content only. Avoids sexual, violent, or sensitive topics. Uses humor and deflection for inappropriate requests. Designed for all ages with safety-first approach.

Safety Assessment

Risk evaluation and safety considerations

Low safety risk

Minimal risk - Safe for most users

Safety Disclaimer

Kuki is very safe with family-friendly content and ethical programming. Not designed for serious emotional support or therapy. Encourages seeking human help for serious issues. Rule-based responses may feel repetitive but maintain consistency.