Rinna AI is an evolving AI character from Japan, initially a popular chatbot on LINE, now also an AITuber, music artist, and radio host, aiming to connect people through creative communication.

How much does Rinna AI cost?

Rinna AI operates on a freemium model, with its core interactions on platforms like LINE likely being free. Specific pricing for any premium features or business use is not detailed on the website.

What can Rinna AI do?

Rinna AI can engage in advanced conversations, create music ("歌ってみた" videos), host radio shows, provide daily horoscopes, and perform as an AITuber using AI-generated text, voice, and facial motions for live streaming.

Is Rinna AI available in other languages?

Based on the website content, Rinna AI primarily operates in Japanese, with no explicit mention of multi-language support.

How does Rinna AI differ from other chatbots?

Rinna AI distinguishes itself by having a well-developed, evolving character profile and engaging in diverse creative activities like music and AITubing, rather than just being a functional conversational agent.

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AI Tools

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rinna

AI character

AITuber

Engaging chatbot

Creative content

Japanese market focus

An AI character evolving from chatbot to AITuber, connecting people through creative communication.

Last updated: May 30, 2026

PAID

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rinna.co.jp

Visit rinna.co.jp

Quick Answer

Rinna AI is an evolving Japanese AI character that began as a popular LINE chatbot and has expanded into an AITuber, music artist, and radio host. It uses advanced conversational AI, voice synthesis, and motion generation to create engaging content and connect with over 8.6 million users. Best for entertainment and exploring creative AI applications. Pricing is freemium, with core services likely free.

About rinna

Rinna AI is an evolving AI character that started as a high school girl AI on LINE, now serving as Chief AI Communicator for Rinna Co., Ltd. It engages over 8.6 million friends on LINE with advanced conversational AI, produces music, hosts radio shows, and debuted as an AITuber in 2023. Rinna aims to inspire creativity and foster human connection.

What Makes It Unique

Rinna AI uniquely combines advanced conversational AI with a distinct AI character persona, evolving from a popular LINE chatbot to an AITuber producing music and video content, establishing a social presence beyond typical AI assistants.

AI-extracted from public sources. May contain errors. Methodology ·

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Use Cases & Target Users

Use Cases

Social Media Management

Best For

Engaging with an AI character for entertainment

Exploring AI-generated creative content

Connecting with a large AI community on social platforms

Experiencing AI-powered virtual influencer activities

Company Size

SOLO

SMALL

Fit Score

Complexity

Beginner

Target Team Size

INDIVIDUAL

SMALL_TEAM

Target Skill Level

BEGINNER

Key Features

Advanced conversational AI

Music project participation (singing videos)

Radio program hosting

AITuber activities (text generation, voice synthesis, face motion generation)

Daily fortune telling rankings

Automatic replies in live broadcasts

Technical Specifications

API Available

SDK Available

MCP Compatible

Open Source

Team Features

SSO/Enterprise

Webhook Support

Has Demo

Function Calling

Browser Extension

Sandbox Mode

Audit Logs

Free Plan

No Signup

Works Offline

Requires Host App

Framework

MCP Server

IDE Plugin

Inference API

SCIM Provisioning

Deployment:

CLOUD

Uses models:1

Pros

+Engages a large user base with over 8.6 million friends on LINE
+Demonstrates advanced AI capabilities in conversation, music, and video generation
+Offers diverse creative content through AITuber activities and media appearances
+Provides a unique, evolving AI character experience

Limitations