Model catalog

Models served by the Oruk Speech API

Every model below is served behind one versioned API at https://speech-api.oruk.ai. A machine-readable version of this catalog is available without authentication at https://speech-api.oruk.ai/models, and authenticated clients can query GET /v1/models and GET /v1/pricing.

Input: Prerecorded audio (WAV, FLAC, MP3, M4A, OGG, WebM)
Output: Text: transcripts, emotion labels, style labels
Language: English (API v1)
Limits: 30 MB per file, 60 minutes per file
Inference location: United States (US)
Pricing version: 2026-07-11

Oruk Spectra 1

Stable

oruk-spectra-1

A unified model for high-volume emotion, speaking-style, and combined affect classification through the same API contract.

Task (USD / audio minute)	Transcript	Emotion	Style	Affect	Analysis
Billed per second	$0.0045	$0.0060	$0.0060	$0.0075	$0.0090

Served from datacenters in the United States (country code US).

Oruk Spectra 2

Preview

oruk-spectra-2

A preview model for teams validating API compatibility while evaluation and optimization continue.

Task (USD / audio minute)	Transcript	Emotion	Style	Affect	Analysis
Billed per second	$0.0065	$0.0080	$0.0080	$0.0100	$0.0120

Served from datacenters in the United States (country code US).

Oruk Resonance

Stable

oruk-resonance

The flagship English speech model for transcripts, calibrated emotion and speaking-style labels, and segment-level tagged text in one request.

Task (USD / audio minute)	Transcript	Emotion	Style	Affect	Analysis
Billed per second	$0.0080	$0.0080	$0.0080	$0.0100	$0.0120

Served from datacenters in the United States (country code US).

Endpoints

All models are reachable through the same task endpoints; pass the model ID in the model field.

POST /v1/audio/transcriptionsEnglish transcript
POST /v1/audio/emotionsCalibrated multilabel emotions
POST /v1/audio/stylesCalibrated multilabel speaking styles
POST /v1/audio/affectEmotion and style labels
POST /v1/audio/analysisTranscript, labels, segments, and tagged text

Full request and response documentation is in the API docs. Data handling is covered by the privacy policy and terms of service.