Pro tip: Use ⌘K to quickly search anything in Kazi
Pro tip: Use ⌘K to quickly search anything in Kazi
Pro tip: Use ⌘K to quickly search anything in Kazi
Pro tip: Use ⌘K to quickly search anything in Kazi
Pro tip: Use ⌘K to quickly search anything in Kazi
Access cutting-edge voice synthesis powered by OpenAI gpt-4o-mini-tts and ElevenLabs eleven_v3 models. The most natural-sounding AI voices available today.
KAZI integrates the latest voice synthesis models from the two leading AI providers. OpenAI gpt-4o-mini-tts delivers remarkably natural speech with excellent prosody and intonation at competitive pricing. ElevenLabs eleven_v3 offers studio-grade voice quality with the most realistic emotional range in the industry. Switch between providers per generation to compare quality and cost.
The model selection is curated for professional use. OpenAI models excel at clear, consistent narration for bulk content, so they are ideal for course materials, documentation read-aloud, and podcast scripts. ElevenLabs models shine in expressive, emotionally nuanced delivery, perfect for marketing videos, character voices, and dramatic narration. Both support all five emotion presets.
New models are added as they become available from each provider. Your existing generations are never affected by model updates. Every audio file records which model produced it, so you can reproduce results at any time. Cost per character varies by model and provider, all transparently tracked in your analytics dashboard.
Every feature works together to give you a complete voice production toolkit.
Transform written content into professional voice-overs with 46+ AI voices powered by OpenAI and ElevenLabs. Generate audio for podcasts, videos, presentations, and client deliverables in seconds.
Upload a short audio sample and KAZI creates a custom voice clone via ElevenLabs. Build consistent brand voices for narration, marketing, and client deliverables.
Explore a curated library of AI voices spanning multiple genders, accents, and styles. Filter by language, provider, and tone to find the perfect voice for any project.
Download generated audio in six professional formats with adjustable quality settings. Choose the right format for podcasts, video production, or lossless archival.
Start with free browser-native TTS or bring your own API keys. Cancel anytime on paid plans.