SpeechifyAI
Text-to-speech API with sub-100ms streaming, zero-shot voice cloning, and 30+ locales
SpeechifyAI is the developer API from Speechify, serving its Simba text-to-speech models. Simba 3.2 ranks at the top of the Artificial Analysis TTS leaderboard (July 2026) and is priced at $10/1M characters on the entry tier, dropping to $6/1M at volume. The architecture is streaming-native with sub-100ms latency.
It covers 30+ locales with locally recorded voices, zero-shot voice cloning from a short reference clip, SSML support, and emotion control. Free tier includes 50K characters/month; paid plans start at $10/mo with 1M characters included.
Pricing: Monthly subscriptions
SpeechifyAI Alternatives
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