rinna

What is rinna?

rinna is a Japanese language models AI agent offering Japanese language and speech models plus AI characters for businesses and creators. Founded in 2020 and based in Tokyo, Japan, rinna helps Japanese businesses and developers automate Japanese language models work and get results faster.

Key capabilities of rinna

• Japanese LLMs
• AI characters
• Speech synthesis
• Open Japanese models
• Open or licensed weights
• Local language optimization

How rinna works

rinna takes text and audio as input and produces text and audio. It is powered by rinna (in-house models) models, with the vendor managing prompts, models and updates. It connects to tools such as Hugging Face, Python, REST APIs and AWS, so the agent works inside existing workflows.

Who uses rinna?

rinna is built for Japanese businesses and developers. It suits teams that want Japanese LLMs and AI characters without adding headcount, while keeping people in control of review and final decisions.

rinna vs ELYZA

rinna is often compared with ELYZA. rinna stands out for Japanese LLMs and speech synthesis. The right choice depends on your workflow, integrations and budget, so compare both on a real task.