QJS Voice

Nova
Lyra
Kai
Axon
Vox

[QJS VOICE]

Voice agent API

Multilingual voice agents over WebSocket with tool calling, MCP support, and web search.

USE CASE
VOICE
TRANSCRIPT
press start to begin

[TEXT TO SPEECH]

Text to Speech API

Choose from five distinct voices and multipleaudio formats. Built for telephony and web.

STANDBY

[TEXT TO SPEECH]

Speech to Text API

Top-ranked in blind human evaluations acrossbenchmarked languages. Handles accents and domain-specific terminology. Supports batch, streaming, and bidirectional modes.

TRANSCRIPT
Record from your mic or upload a file.

MP3 · WAV · MP4 · OGG · FLAC · M4A · WEBM – UP TO 35 MB

[TEXT TO SPEECH]

Simple, transparent pricing

Clear, usage-based pricing for every voice API. No hidden fees.

API
PRICE
RATE LIMITS
Voice Agent API
Real-time voice conversations over WebSocket
$0.05 / min($3.00 / hr)
100 sessions / team
Text to SpeechBETA
Convert text to natural speech
$4.20 / 1M characters
3000 rpm / 50 rps
100 sessions / team
Speech to TextBETA
Transcribe audio files and live streams
$0.10 / hr(batch)
$0.20 / hr(streaming)
600 rpm / 10 rps
100 sessions / team
Startup founder?
We have special pricing for you.

You'll talk directly with our engineers.

[ENTERPRISE]

Production-ready
infrastructure

SOC 2 Type II

Audited controls for security, availability, and confidentiality.

HIPAA Eligible

BAA available for healthcare applications handling protected health information.

GDPR Compliant

Data processing agreements and EU data
residency options.

High Availability

Multi-region infrastructure for enterprise
workloads.

Custom rate limits

Concurrent session and request limits scaled to
your traffic.

SSO & access controls

SAML SSO, role-based access, and audit logging for your team.

[TEXT TO SPEECH]

Give your product a voice

Get an API key. Free to start, no credit card required.

Get an API key. Free to start, no credit card required.