Outspeed
Voice SDK and API delivering low-latency, human-like TTS and realtime voice for developers building AI companions at high concurrency.
What it does
Outspeed provides an SDK and API for adding human-like voice to AI companion apps. It offers realtime voice and text-to-speech with natural prosody and emotion, ultra-low latency, multilingual support, and infrastructure built for high concurrency. It targets developers who need reliable voice at scale.
Core features
Realtime voice and TTS API/SDK
Natural prosody and emotional expression
Ultra-low latency responses
Multilingual voices
High-concurrency infrastructure
Simple integration with clear docs
Best for
→Adding voice to AI companion apps
→Building realtime conversational agents
→Serving many simultaneous voice users
→Multilingual voice experiences
Tutorials
Step-by-step: exactly how to get things done with it.