Aura 2

Name: Aura 2
Author: Deepgram

NEW

by Deepgram

Deepgram's enterprise-grade TTS model with a 90-voice catalog.

Aura 2 delivers crisp, studio-consistent speech across English, Spanish, French, German, Italian, Dutch, and Japanese, built for real-time conversational workloads. Serves through OpenRouter's speech API.

More details

Aura 2 by Deepgram is a fast-speed AI text-to-speech model. Aura 2 delivers crisp, studio-consistent speech across English, Spanish, French, German, Italian, Dutch, and Japanese, built for real-time conversational workloads. Serves through OpenRouter's speech API. Key capabilities include 274 voices across 12 languages, up to 4,096 characters per request.

Aura 2 is priced at $0.04 per 1,000 characters of input text. You can generate speech with Aura 2 on idapt.app alongside 200+ AI models in one workspace.

Voices

90 · 7 languages

Any of these voices can be paired with Aura 2. Pick a model for quality and speed, a voice for character and language.

Thalia

English · Female

Agathe

French · Female

Agustina

Spanish · Female

Alvaro

Spanish · Male

Ama

Japanese · Female

Amalthea

English · Female

Andromeda

English · Female

Antonia

Spanish · Female

Apollo

English · Male

Aquila

Spanish · Female

Arcas

English · Male

Aries

English · Male

Asteria

English · Female

Athena

English · Female

Atlas

English · Male

Aurelia

German · Female

Aurora

English · Female

Beatrix

Dutch · Female

Callista

English · Female

Carina

Spanish · Female

Celeste

Spanish · Female

Cesare

Italian · Male

Cinzia

Italian · Female

Cora

English · Female

Cordelia

English · Female

Cornelia

Dutch · Female

Daphne

Dutch · Female

Delia

English · Female

Demetra

Italian · Female

Diana

Spanish · Female

Dionisio

Italian · Male

Draco

English · Male

Ebisu

Japanese · Female

Elara

German · Female

Electra

English · Female

Elio

Italian · Male

Estrella

Spanish · Female

Fabian

German · Male

Flavio

Italian · Male

Fujin

Japanese · Female

Gloria

Spanish · Female

Harmonia

English · Female

Hector

French · Male

Helena

English · Female

Hera

English · Female

Hermes

English · Male

Hestia

Dutch · Female

Hyperion

English · Male

Iris

English · Female

Izanami

Japanese · Female

Janus

English · Male

Javier

Spanish · Male

Julius

German · Male

Juno

English · Female

Jupiter

English · Male

Kara

German · Female

Lara

German · Female

Lars

Dutch · Female

Leda

Dutch · Female

Livia

Italian · Female

Luciano

Spanish · Male

Luna

English · Female

Maia

Italian · Female

Mars

English · Male

Melia

Italian · Female

Minerva

English · Female

Neptune

English · Male

Nestor

Spanish · Male

Odysseus

English · Male

Olivia

Spanish · Female

Ophelia

English · Female

Orion

English · Male

Orpheus

English · Male

Pandora

English · Female

Phoebe

English · Female

Pluto

English · Male

Rhea

Dutch · Female

Roman

Dutch · Male

Sander

Dutch · Female

Saturn

English · Male

Selena

Spanish · Female

Selene

English · Female

Silvia

Spanish · Female

Sirio

Spanish · Male

Theia

English · Female

Uzume

Japanese · Female

Valerio

Spanish · Female

Vesta

English · Female

Viktoria

German · Female

Zeus

English · Male

Pricing

Cost per 1,000 characters

$0.04

Typical paragraph (~500 chars)

$0.02

Billed on input text length

Capabilities

Speed

Fast: Low-latency, real-time ready

Emotion Control

Natural delivery only

Max Input

4,096 characters per request

Voices

90 voices · 7 languages

Generate speech with Aura 2 View Details

Compare Aura 2 with

GPT-4o Mini TTSOpenAI

Grok Voice TTSxAI

Gemini 3.1 Flash TTS PreviewGoogle AI Studio

Speech 2.8 HDMiniMax

Speech 2.8 TurboMiniMax

Speech 02 HDMiniMax

Frequently Asked Questions

Who created Aura 2?

Aura 2 was created by Deepgram.

How much does Aura 2 cost?

Aura 2 costs $0.04 per 1,000 characters of input text. A short paragraph of roughly 500 characters costs about $0.02.

How fast is Aura 2?

Aura 2 is classified as a "fast" speed model. It is tuned for low-latency synthesis, making it well suited to interactive and real-time use.

What voices and languages does Aura 2 support?

Aura 2 supports 274 curated voices spanning 12 languages, including English, Chinese, Korean, Japanese, Spanish, and Portuguese. Every voice in the catalog can be used with this model.

Does Aura 2 support emotion control?

Aura 2 does not expose explicit emotion control. Delivery follows the natural intonation of the selected voice.

How much text can Aura 2 synthesize at once?

Aura 2 accepts up to 4,096 characters of input text per request. Longer documents are split automatically across multiple requests.

How does Aura 2 compare to other TTS models?

Aura 2 is one of several text-to-speech models available on idapt. Compare it with GPT-4o Mini TTS, Grok Voice TTS, Gemini 3.1 Flash TTS Preview and more on the audio models directory.

Where can I use Aura 2?

You can generate speech with Aura 2 on idapt.app — in chat via the media tools, in hands-free voice mode, or through the public API. No separate API key required: idapt provides Aura 2 alongside 200+ AI models in one professional workspace.

Generate speech with Aura 2

Frequently Asked Questions

Who created Aura 2?

Aura 2 was created by Deepgram.

How much does Aura 2 cost?

Aura 2 costs $0.04 per 1,000 characters of input text. A short paragraph of roughly 500 characters costs about $0.02.

How fast is Aura 2?

Aura 2 is classified as a "fast" speed model. It is tuned for low-latency synthesis, making it well suited to interactive and real-time use.

What voices and languages does Aura 2 support?

Aura 2 supports 274 curated voices spanning 12 languages, including English, Chinese, Korean, Japanese, Spanish, and Portuguese. Every voice in the catalog can be used with this model.

Does Aura 2 support emotion control?

Aura 2 does not expose explicit emotion control. Delivery follows the natural intonation of the selected voice.

How much text can Aura 2 synthesize at once?

Aura 2 accepts up to 4,096 characters of input text per request. Longer documents are split automatically across multiple requests.

How does Aura 2 compare to other TTS models?

Aura 2 is one of several text-to-speech models available on idapt. Compare it with GPT-4o Mini TTS, Grok Voice TTS, Gemini 3.1 Flash TTS Preview and more on the audio models directory.

Where can I use Aura 2?