# Deepgram Aura — A developer speech API with Aura voices, selectable formats, and direct character-based pricing. > Source: Dubsheet — https://dubsheet.com/deepgram-aura (structured, researched, re-verified) Deepgram Aura is Deepgram’s API for turning written text into synthetic speech, with selectable voices, languages, and output formats. Its Aura-2 model supports pace and pronunciation adjustments, while Deepgram positions the broader offering for real-time voice applications. **Best for:** Developers building multilingual customer service and IVR voice responses | Fact | Value | | --- | --- | | Website | https://deepgram.com/ | | Category | Text to speech APIs, Free text to speech | | API | Yes | | Open source | No | | Price | Free | | Price checked | 31 October 2026 | Screenshot of Deepgram Aura: https://dubsheet.com/img/1920/screenshots/deepgram-aura.webp, captured 31 October 2026 **What we checked** - Pages last read: 31 October 2026 - Price on its site: Free plan (From its pricing page) - 5 facts changed ## Changed since our last check - **Commercial use**: now Partly. It was Yes when we checked on 2026-10-30. - **Pronunciation fixes**: now Yes. It was Partly when we checked on 2026-10-30. - **Who owns the audio**: now Partly. It was Yes when we checked on 2026-10-30. - **Free plan or trial**: now Partly. It was Yes when we checked on 2026-10-31. - **Contract and cancelling**: now Yes. It was Partly when we checked on 2026-10-30. ## Deepgram Aura price and terms **Terms** - Free plan: Yes — $200 starting credit — no expiration and no credit card required. - Sign up without sales: Yes ## For AI agents - API: Yes Pricing page as we captured it: https://dubsheet.com/img/1920/screenshots/deepgram-aura/pricing.webp, captured 31 October 2026 Read on https://deepgram.com/pricing, 31 October 2026. ## What we checked on Deepgram Aura ### What an hour of speech costs **Promotion and regular price** · No — The listed Aura-1 entry rate is a pay-as-you-go usage rate, while the separate credit is free onboarding value. > Aura-1 | $0.0150 /1k characters | $0.0135 /1k characters > — https://deepgram.com/pricing · Rates by product, Text-to-speech table, Aura-1 row, checked 31 October 2026 **What the price counts** · Yes — Aura text-to-speech usage is billed by every thousand characters in the submitted input text. > Billed per 1,000 characters of input text. > — https://deepgram.com/pricing · Rates by product, Text-to-speech section, checked 31 October 2026 **Voices that use more** · Yes — Pay-as-you-go rates differ by model: Flux text to speech is $0.0450, Aura-2 $0.030, and Aura-1 $0.0150 per 1,000 characters. > Flux TTS $0.0450 /1k characters Aura-2 $0.030 /1k characters Aura-1 $0.0150 /1k characters > — https://deepgram.com/pricing · Rates by product, Text-to-speech table, Pay as you go column, checked 31 October 2026 **Past your allowance** · Yes — Pay-as-you-go uses published model rates after free credit, while Growth overages add ten percent weekly. > Exceeding your credits bills at your Growth rate plus 10%, charged weekly on Mondays for the prior week. > — https://deepgram.com/pricing · Pricing FAQ, How do overages work on Growth?, checked 31 October 2026 **Unused credits** · Partly — The initial credit has no expiration, but terms say credits expire when an account or subscription ends. > Credits expire upon the closing or termination of your Account or cancellation or termination of your subscription > — https://deepgram.com/terms · Section 5.4, Credits, checked 31 October 2026 **Commercial use** · Partly — The terms permit integration into an independent application, but prohibit standalone resale and impose output-use restrictions. Was Yes before our last check. > you may integrate our Services into your own platform, website, application, or other product or service > — https://deepgram.com/terms · Section 2.4, Restrictions and Acceptable Use, checked 31 October 2026 ### The voices **Stock voices** · Yes — Aura-2 has more than sixty documented voices across seven languages, with voice and accent details in its library. > Deepgram offers 60+ voices across seven languages with Aura 2. > — https://developers.deepgram.com/docs/livekit-integration · Choose a different voice, Aura 2, checked 31 October 2026 **Languages** · Yes — Aura supports English, Spanish, German, French, Dutch, Italian, and Japanese, with listed English and Spanish accents. > English (en) - American, British, Australian, Irish, Filipino accents > — https://developers.deepgram.com/docs/tts-models · Language Support list, checked 31 October 2026 **Emotion, pace and emphasis** · Partly — Aura-2 supports pace and pronunciation adjustments, but its documented controls do not support inserted pauses. > Aura-2 does not support pause control. > — https://developers.deepgram.com/docs/tts-voice-controls · Pause control note, checked 31 October 2026 **Pronunciation fixes** · Yes — Aura-2 accepts inline pronunciation overrides for words, with documented limits and support for English and Spanish. Was Partly before our last check. > Aura-2 pronunciation control is generally available > — https://developers.deepgram.com/docs/tts-voice-controls · Pronunciation control note, checked 31 October 2026 **Audio you get** · Yes — The API can return MP3, WAV-based linear audio, Opus, FLAC, AAC, and telephony encodings. > Linear16, MuLaw, ALaw, MP3, Opus, FLAC, AAC > — https://developers.deepgram.com/docs/tts-media-output-settings · Supported Audio Formats table, checked 31 October 2026 ### Cloning a voice **Your voice trains their models** · Yes — Deepgram may use customer content to improve models, but APIs can exclude each request through a documented parameter. > For our APIs, you may opt out of model training on a per-request basis > — https://deepgram.com/terms · Section 3.3, Training Opt-Out, checked 31 October 2026 ### Working with it **API** · Yes — The product is the API: one WebSocket at /v1/agent/converse, with official SDKs for JavaScript, .NET, Python, Go and Java, all marked GA. > You open one WebSocket connection, send audio in, and receive audio out. Deepgram runs the full speech loop — speech-to-text, LLM orchestration, and text-to-speech > — https://developers.deepgram.com/docs/voice-agent-architecture · Architecture Overview, second paragraph, checked 2 September 2026 **API price** · Yes — Public pay-as-you-go rates list each Aura model's charge per thousand input characters. > Aura-1 | $0.0150 /1k characters | $0.0135 /1k characters > — https://deepgram.com/pricing · Rates by product, Text-to-speech table, Aura-1 row, checked 31 October 2026 **Platforms** · Yes — web — Deepgram delivers text-to-speech through a web API, with cloud, private-cloud, and on-premises deployment options. > Run in the cloud, your private cloud, or on-prem. > — https://deepgram.com/product/text-to-speech · Flexible deployment section, checked 30 October 2026 **Works inside** · Yes — Deepgram documents direct use with LiveKit and a Twilio guide for streaming generated speech into calls. > Deepgram is available in LiveKit Agents through two paths > — https://developers.deepgram.com/docs/livekit-integration · Opening integration overview, checked 31 October 2026 ### Labelling and rights **AI labelling** · Partly — The terms require legally required notices and prohibit presenting generated audio as human-created, but they do not describe automatic file labels or checking. > You will not misrepresent, directly or indirectly, that any audio Output was created by a human and will provide all legally required notices that the Output is artificially generated. > — https://deepgram.com/terms · Section 3.5, Responsibility for Your Content, checked 30 October 2026 **Who owns the audio** · Partly — Customers retain rights they possess in output, but Deepgram receives broad reuse rights and output is not exclusive. Was Yes before our last check. > We do not claim ownership of Your Content. As between you and us, you retain any right, title, and interest you possess in Your Content. > — https://deepgram.com/terms · Section 3.4, Ownership of Your Content, checked 31 October 2026 ### Trying it, starting and getting help **Free plan or trial** · Partly — There is no standing $0 plan: signup needs no credit card and brings a one-off $200 credit with no expiration, after which Voice Agent API minutes bill per websocket minute. Was Yes before our last check. > Pay As You Go. No minimums. No expiration. No credit card required. > — https://deepgram.com/pricing · Plan cards, Pay As You Go card, checked 28 October 2026 **Still sold** · Yes — Aura models have active public pay-as-you-go rates, and Deepgram invites new accounts to begin with free credit. > Free $200 credit then pay-as-you-go > — https://deepgram.com/pricing · Pricing, Pay as you go plan, checked 31 October 2026 **Sign up without a sales call** · Yes — Anyone can create a free account with credit, then use documented API keys and direct usage pricing. > Signup is free and includes $200 in credit. > — https://developers.deepgram.com/docs/livekit-integration · Before you begin, checked 31 October 2026 **Contract and cancelling** · Yes — Pay-as-you-go reloads by credit threshold, Growth renews annually, and account settings handle cancellation. Was Partly before our last check. > To cancel your subscription to the Subscription Services, you must use the appropriate functionalities of our Services in your account settings. > — https://deepgram.com/terms · Section 5.3, Cancellation Procedure, checked 31 October 2026 **Support** · Yes — Technical support is available by email, community help uses Discord or discussions, and email replies arrive on business days. > We answer on business days. Weekend and holiday mail is waiting for us the next morning we're in. > — https://developers.deepgram.com/support/ · Email us, When to expect a reply, checked 31 October 2026 ## Deepgram Aura alternatives - [Narakeet](https://dubsheet.com/narakeet) · Free plan, then $6 per 30 minutes: Duration-priced browser voice-over and narrated-video maker with non-expiring capacity. - [Amazon Polly](https://dubsheet.com/amazon-polly) · Free plan, then $4 per 1m characters: Pay-per-character cloud text to speech from AWS, with four voice engines and a browser console. - [Fish Audio](https://dubsheet.com/fish-audio) · Free plan, then $15 a month: Expressive text-to-speech, voice cloning and long-form studio with a credit-metered API. - [Voicemaker](https://dubsheet.com/voicemaker) · Free plan, then $5 a month: Credit-metered AI text-to-speech studio with 2,000+ voices, voice cloning, speech-to-speech and SRT export. - [HeyGen](https://dubsheet.com/heygen) · Free plan, then $29 a month: AI avatar video, voice cloning and video translation into 175+ languages with lip sync. - [TopMediai](https://dubsheet.com/topmediai) · From $35.99 a month: AI studio for text to speech, voice cloning and video dubbing on one shared credit balance. - [TTSMaker](https://dubsheet.com/ttsmaker) · Free plan, then $13.99 a month: Browser text-to-speech studio with 600+ voices, a free weekly quota and character-metered paid plans. - [Speechma](https://dubsheet.com/speechma) · Free plan, then $9 a month: Free text to speech and creator audio tools with no account or credit card. - [Typecast](https://dubsheet.com/typecast) · Free plan, then $5 a month: Expressive AI voice generator with emotion controls, voice cloning and a developer speech API. All 9 publish a price. [All 9 alternatives](https://dubsheet.com/deepgram-aura/alternatives/) ## Sources and changes Last changed 31 October 2026 **Sources** (13) - https://deepgram.com/pricing, read 31 October 2026 - https://deepgram.com/terms, read 31 October 2026 - https://developers.deepgram.com/docs/livekit-integration, read 31 October 2026 - https://developers.deepgram.com/reference/speak/v-2/audio/generate, read 30 October 2026 - https://developers.deepgram.com/docs/tts-models, read 31 October 2026 - https://developers.deepgram.com/docs/tts-voice-controls, read 31 October 2026 - https://deepgram.com/product/text-to-speech, read 30 October 2026 - https://developers.deepgram.com/docs/tts-media-output-settings, read 31 October 2026 - https://developers.deepgram.com/docs/voice-agent-architecture, read 2 September 2026 - https://developers.deepgram.com/guides/fundamentals/make-your-first-api-request, read 31 October 2026 - https://developers.deepgram.com/support, read 30 October 2026 - https://developers.deepgram.com/support/, read 31 October 2026 - https://developers.deepgram.com/trust-security/your-data, read 30 October 2026 **Updates** (2) - 31 October 2026: Dubbing features, Free tier, License terms - 30 October 2026: Dubbing features, Free tier, License terms, Plans ## Is this yours? Claim Deepgram Aura: https://dubsheet.com/claim/deepgram-aura Report an error if a fact is wrong: hello@dubsheet.com, subject "Report an error: Deepgram Aura (deepgram-aura)".