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Codingby SB Intuitions
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Sarashina Service

Free

Free access to Japan's domestic generative AI models with chat and API capabilities

Sarashina Service is a beta platform by SB Intuitions (a SoftBank subsidiary) that provides free access to Japan's domestic generative AI model 'Sarashina' and five other AI models. Users can interact with these models through a chat interface or integrate them via API access, simply by logging in with a Google account. The service aims to make Japanese-developed AI accessible for testing and development purposes.

Who it's for

Japanese developersAI researchersbusinesses testing Japanese LLMsdevelopers building Japan-focused applications

Pricing · free

checked Oct 13, 2026
PlanPriceIncludes
Free Beta$0 /moAccess to six AI models including Sarashina · Chat interface for all models · API access included · Google account login only · No credit card required

AI-researched pricing — verify on the official site before subscribing.

Use it for

  • — Testing Japanese language AI models
  • — Developing applications with Japanese LLM APIs
  • — Comparing multiple AI model outputs
  • — Building chatbots for Japanese markets
  • — Prototyping AI-powered services without cost

Get the most out of it

  1. 01Take advantage of the API access to integrate multiple models into your applications for comparison
  2. 02Test how different models handle Japanese language nuances and context-specific queries
  3. 03Use the free beta period to evaluate which model works best for your use case before committing to paid alternatives
  4. 04Experiment with the six available models to understand their different strengths and specializations
  5. 05Document your findings during the beta phase as pricing or access may change after the beta period ends
Visit Sarashina Service
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