Enterprise Voice AI platform for Speech-to-Text, Text-to-Speech, and Voice Agents
Stage
Not given
Established
Founded
2017
2015
Based in
US
US
Pricing model
Not given
Freemium
Pricing
Not given
Flux STT Streaming: $0.0065/min (Pay As You Go), $0.0057/min (Growth); Flux Multilingual Streaming: $0.0078/min (Pay As You Go), $0.0068/min (Growth); Nova-3 Monolingual Streaming: $0.0048/min (Pay As You Go), $0.0042/min (Growth); Nova-3 Multilingual Streaming: $0.0058/min (Pay As You Go), $0.0050/
Key features
LLM trace logging with 40+ integrations
Automatic error detection and diagnostics
Ollie agent for code fix recommendations
Test Suites and 40+ LLM-as-a-judge evaluation metrics
Production dashboards and alerts for agents
Prompt playground and optimization
Agent Playground for local agent development
Cost intelligence for Claude Code and Codex tracking
Flux STT with turn detection and interruption handling
Nova-3 multilingual speech recognition in 50+ languages
Ultra-low latency under 300 milliseconds
Keyterm prompting with up to 90% higher keyword recall
Flux TTS with latency as low as 80ms
Speaker diarization and multi-speaker audio detection
Smart formatting with automatic punctuation and capitalization
Automatic redaction of sensitive information
Custom models for edge-case scenarios
Flexible deployment options: cloud, in-VPC, or self-hosted
What makes it different
Truly open-source platform with enterprise-grade infrastructure
Traces appear almost instantly even at high volumes
Flexible hosting options including self-hosted, cloud, and custom deployments
Easy integration with just a few lines of code
Opik automatically turns trace data and eval results into code fixes
Conversation-aware speech platform with native turn-taking detection and interruption handling
Unified single API combining STT, TTS, and LLM orchestration to reduce complexity and latency
Flux TTS that thinks before speaking to maintain tone and expression across conversations
Enterprise-grade accuracy with custom vocabulary injection and industry-tuned models
Foundational AI company with research-driven innovation and continuous model improvements
Comet
Deepgram