Mitsuko - AI-powered subtitle translation and transcription

Product Overview

Mitsuko is an AI-powered solution designed for professional-grade subtitle translation and audio transcription. The platform combines multiple state-of-the-art AI models to deliver:

• Subtitle Translation: Supports SRT and ASS formats using Gemini, Claude, Grok and OpenAI models
• Audio Transcription: Generates perfectly timed subtitles from audio files with custom instructions
• Context Extraction: Maintains consistency across episodes through structured context documents

Key Advantages:

• Context Awareness: Prioritizes meaning over literal translation
• Cultural Adaptation: Handles idioms and cultural references effectively
• Tonal Alignment: Matches character speech patterns consistently

Product Features

Subtitle Translation

• Contextual Understanding: Analyzes scene context for accurate intent
• Speech Pattern Matching: Aligns translations with character voices
• Cultural Localization: Adapts idioms and cultural references
• Custom Instructions: Allows user guidance for specific requirements

Audio Transcription

• Precision Timing: Generates frame-accurate subtitle synchronization
• Intelligent Segmentation: Divides content by sentences and clauses
• Pre-processing Instructions: Accepts custom directives before transcription

Context Management

• Multi-source Extraction: Gathers context from subtitles, audio or text
• Structured Documentation: Creates organized context references
• Cross-episode Consistency: Maintains unified terminology and style

Technical Architecture

The processing workflow follows this sequence:

flowchart TD
    A[Input Subtitle/Audio] --> B[Context Extraction]
    B --> C[AI Model Processing]
    C --> D[Translation/Transcription]
    D --> E[Quality Validation]
    E --> F[Output Delivery]

Pricing Structure

Mitsuko operates on a transparent credit system with detailed model-specific costs:

Audio Transcription Rates:

• Free Tier: 100MB file limit
• Premium (≤100min): 2760 credits/minute
• Premium (>100min): 5520 credits/minute

Usage Guide

1. File Upload: Submit subtitle or audio files
2. Model Selection: Choose preferred AI engine
3. Custom Instructions (Optional): Provide specific guidance
4. Processing: Automatic translation/transcription
5. Result Download: Receive processed files

Competitive Advantages

• Superior Quality: Outperforms conventional machine translation
• Context Retention: Maintains narrative continuity
• Flexible Pricing: Pay-as-you-go credit system
• Model Variety: Multiple AI engine options

Limitations

• Credit Costs: Premium models require significant credits
• Learning Curve: Advanced features need familiarization

Case Study

Original Subtitle (Angry character context):

もう我慢できない！

Mitsuko Translation (Context-aware):

I've had enough of this!

Generic Translation (Literal):

I cannot endure anymore!

Support Services

• Community Support: Join Discord community
• Developer Resources: Access GitHub repository
• Customer Service: Contact via website

Frequently Asked Questions

Supports SRT and ASS formats. Use custom instructions for specific requirements. Based on input/output tokens with model-specific rates. Delivers frame-accurate subtitle synchronization. Yes, depending on selected model capabilities. Gathers context from multiple media sources. Yes, with file size limitations.