Convert text into lifelike spoken audio using one of the six built-in voices.
Voice Quality
Deepgram Aura Samples
Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A
OpenAI Text-to-Speech Samples
Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A
Mean Opinion Score (MOS) is a numerical measure that represents the perceived quality of audio samples, commonly used in evaluating text-to-speech systems.
The score ranges from 1 to 5, with 1 indicating poor quality and 5 signifying excellent quality.
These scores are derived from comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.
Features
Deepgram Aura Features
Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
OpenAI Text-to-Speech Features
Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
Features - Conclusion
In comparing the features of Deepgram Aura and OpenAI Text-to-Speech, it's evident that both services have distinct offerings tailored to different needs.
Deepgram Aura supports phone formats, which could be crucial for applications requiring specific audio encoding, while OpenAI Text-to-Speech stands out with its multilingual capabilities, catering to a broader global audience.
Neither service offers voice cloning, pitch control, speed control, or per-word timestamps, indicating a focus on basic text-to-speech functionalities over advanced customization options.
Pricing & Plans
Deepgram Aura Pricing
Pay As You Go
$15per
1M characters
Growth
$4k-10k/year
Pre-paid credits for entire year
Cost: $13.50 per 1M chars
OpenAI Text-to-Speech Pricing
Pay As You Go
$15per
1M characters
Optimized for speed
Pay As You Go (TTS HD)
$30per
1M characters
Optimized for quality
Pricing & Plans - Conclusion
In a direct comparison of Pay As You Go plans, Deepgram Aura and OpenAI Text-to-Speech offer identical pricing, making them equally cost-effective for users with lower or variable text-to-speech needs.
However, for users requiring a high volume of text-to-speech conversion, Deepgram Aura's Growth plan presents a more cost-effective solution, with the potential for significant savings based on the level of pre-payment.
This makes Deepgram Aura a potentially better choice for high-volume users looking for a more economical option over time.
When comparing Deepgram Aura and OpenAI Text-to-Speech services, both offer basic text-to-speech functionalities with a focus on simplicity and ease of use, rather than advanced customization options like voice cloning or pitch control.
Pricing for both services is identical on a Pay As You Go basis, but Deepgram Aura offers a more cost-effective solution for high-volume users with its Growth plan.
Feature-wise, Deepgram Aura caters to applications requiring specific audio encoding, while OpenAI Text-to-Speech appeals to a broader audience with its multilingual capabilities.
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