Arrowhead AI Launches Fletch Voice Model for Multilingual Customer Calls
Arrowhead AI's Fletch TTS model is designed for regional speech patterns, handling accents, code-mixed sentences, and Indian proper nouns across languages including Hindi, Tamil, Telugu, Bengali, Malay and Indonesian. The model operates with 80ms latency and begins generating speech in under 100ms. It includes 12 emotional styles and can switch languages mid-sentence. Fletch has been trained on thousands of hours of regional speech and professional voice recordings, and is already deployed in live customer operations.
Key points
- Supports 14 languages optimized for India and Southeast Asia with sub-100ms latency
- Powers 1+ million customer calls daily with emotional tone adaptation
- Handles regional accents, code-mixing, and language switching within sentences
- Trained on thousands of hours of curated regional speech data
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