Mitsuko is an AI-powered subtitle translator designed to handle SRT, VTT, and ASS file formats, with a focus on maintaining context, tone, and character voice across episodes and scenes. It addresses the challenge of translating entire seasons or batches of subtitles without losing the nuances of names, cultural references, and emotional tone, offering a solution for content creators, translators, and media professionals who require high-quality, context-aware translations.
The platform leverages advanced AI models, including Gemini, Claude, Grok, and OpenAI, to provide context-aware subtitle translation in over 100 languages. Mitsuko's translation process prioritizes meaning over literal word-for-word translation, adapts to cultural nuances, and aligns with character speech patterns. Users can guide translations with custom instructions and benefit from features like batch translation, which enables multiple subtitle files to be processed simultaneously for workflow efficiency. The tool also includes a context extractor that analyzes subtitles, audio, or text sources to identify characters, settings, plot, and relationships, ensuring consistency and accuracy throughout the translation process.
Beyond subtitle translation, Mitsuko offers audio transcription capabilities, generating precisely timed subtitles from audio files and supporting large files with background processing. Users can provide additional custom instructions for transcription, and the tool applies intelligent sentence and clause-based segmentation for improved subtitle timing. Project management features allow users to organize, back up, and transfer translation projects and related assets, while access to a range of AI models gives flexibility in choosing the best approach for each task.
Mitsuko operates on a flexible credit-based pricing system, with no subscriptions required. Users can try the platform for free and purchase credit packs starting at $5, with credits valid for a year from purchase. Support is available through a Discord community and email. Mitsuko is positioned as a solution for breaking down language barriers and making content accessible globally, focusing on high-quality, context-aware subtitle translation and audio transcription.
Mitsuko is an AI & ML product. It automates and improves the accuracy of translating and transcribing subtitles and audio files using AI, saving time and ensuring context consistency. It is built as a B2B product for media translators, video editors, and content creators. Mitsuko is a paid product. It runs on the web and API.
Mitsuko first shipped in 2025. Development happens publicly on GitHub with 127 commits in the last 90 days. Key capabilities include subtitle translation, batch processing, and audio transcription. It exposes integrations via a public API.
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