API Rate Limits
Pay as You Go
Section titled “Pay as You Go”Limits to consider if you use the Pay as You Go plan with Deepgram.
Voice Agent
Section titled “Voice Agent”| API | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Voice Agent API | Up to 45 concurrent connections | Up to 45 concurrent connections | Up to 45 concurrent connections | Up to 45 concurrent connections |
Speech to Text
Section titled “Speech to Text”If multiple services are used in one API call (e.g Speech to Text + Sentiment Analysis), the lower of the rate limits is applied.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Flux STT | Streaming Up to 150 concurrent requests |
Streaming Up to 150 concurrent requests |
Streaming Up to 150 concurrent requests |
Streaming Up to 150 concurrent requests |
| Nova-3 | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Nova-2 | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Nova | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Enhanced | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Base | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Whisper Cloud | Pre-Recorded Up to 3 concurrent requests |
Not available | Not available | Not available |
If you include Speaker Diarization features in requests to /listen, you will be subject to the service limits noted in the table below.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Speaker Diarization | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 50 concurrent requests |
Pre-Recorded Up to 25 concurrent requestsStreaming Up to 25 concurrent requests |
Pre-Recorded Up to 25 concurrent requestsStreaming Up to 25 concurrent requests |
Pre-Recorded Up to 25 concurrent requestsStreaming Up to 25 concurrent requests |
Text to Speech REST
Section titled “Text to Speech REST”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Aura | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests |
| Aura-2 | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests |
| Flux TTS | Up to 15 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
Text to Speech Streaming
Section titled “Text to Speech Streaming”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Aura | Up to 45 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests |
| Aura-2 | Up to 45 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests |
| Flux TTS | Up to 45 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
Audio Intelligence
Section titled “Audio Intelligence”If you include Audio Intelligence features in requests to /listen, you will be subject to the service limits noted in the table below.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Intent Recognition | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Entity Detection | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Sentiment Analysis | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Summarization | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
| Topic Detection | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
Text Intelligence
Section titled “Text Intelligence”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Intent Recognition | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Sentiment Analysis | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Summarization | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
| Topic Detection | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
Growth
Section titled “Growth”Limits to consider if you use the Growth plan with Deepgram.
Voice Agent
Section titled “Voice Agent”| API | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Voice Agent API | Up to 60 concurrent connections | Up to 45 concurrent connections | Up to 45 concurrent connections | Up to 45 concurrent connections |
Speech to Text
Section titled “Speech to Text”If multiple services are used in one API call (e.g Speech to Text + Sentiment Analysis), the lower of the rate limits is applied.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Flux STT | Streaming Up to 225 concurrent requests |
Streaming Up to 150 concurrent requests |
Streaming Up to 150 concurrent requests |
Streaming Up to 150 concurrent requests |
| Nova-3 | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 225 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Nova-2 | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 225 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Nova | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 225 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Enhanced | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 225 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Base | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 225 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 150 concurrent requests |
| Whisper Cloud | Pre-Recorded Up to 3 concurrent requests |
Not available | Not available | Not available |
If you include Speaker Diarization features in requests to /listen, you will be subject to the service limits noted in the table below.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Speaker Diarization | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 50 concurrent requests |
Pre-Recorded Up to 25 concurrent requestsStreaming Up to 25 concurrent requests |
Pre-Recorded Up to 25 concurrent requestsStreaming Up to 25 concurrent requests |
Pre-Recorded Up to 25 concurrent requestsStreaming Up to 25 concurrent requests |
Text to Speech REST
Section titled “Text to Speech REST”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Aura | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests |
| Aura-2 | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests | Up to 15 concurrent requests |
| Flux TTS | Up to 15 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
Text to Speech Streaming
Section titled “Text to Speech Streaming”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Aura | Up to 60 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests |
| Aura-2 | Up to 60 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests | Up to 45 concurrent requests |
| Flux TTS | Up to 60 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
Audio Intelligence
Section titled “Audio Intelligence”If you include Audio Intelligence features in requests to /listen, you will be subject to the service limits noted in the table below.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Intent Recognition | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Entity Detection | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Sentiment Analysis | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Summarization | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
| Topic Detection | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
Text Intelligence
Section titled “Text Intelligence”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Intent Recognition | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Sentiment Analysis | Up to 10 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests | Up to 5 concurrent requests |
| Summarization | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
| Topic Detection | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests | Up to 10 concurrent requests |
Enterprise
Section titled “Enterprise”Starting limits to consider if you have an Enterprise Contract with Deepgram. Enterprise limits are the same across all regions unless a row states otherwise.
Voice Agent
Section titled “Voice Agent”| API | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Voice Agent API | Starting at 100 concurrent connections | Starting at 100 concurrent connections | Starting at 100 concurrent connections | Starting at 100 concurrent connections |
Speech to Text
Section titled “Speech to Text”If multiple services are used in one API call (e.g Speech to Text + Sentiment Analysis), the lower of the rate limits is applied.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Flux STT | Streaming Up to 300 concurrent requests |
Streaming Up to 300 concurrent requests |
Streaming Up to 300 concurrent requests |
Streaming Up to 300 concurrent requests |
| Nova-3 | Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
| Nova-2 | Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
| Nova | Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
| Enhanced | Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
| Base | Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
Pre-Recorded Starting at 200 concurrent requestsStreaming Starting at 300 concurrent requests |
| Whisper Cloud | Pre-Recorded Starting at 15 concurrent requests |
Not available | Not available | Not available |
If you include Speaker Diarization features in requests to /listen, you will be subject to the service limits noted in the table below.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Speaker Diarization | Pre-Recorded Up to 50 concurrent requestsStreaming Up to 100 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 100 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 100 concurrent requests |
Pre-Recorded Up to 50 concurrent requestsStreaming Up to 100 concurrent requests |
Text to Speech REST
Section titled “Text to Speech REST”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Aura | Starting at 25 concurrent requests | Starting at 25 concurrent requests | Starting at 25 concurrent requests | Starting at 25 concurrent requests |
| Aura-2 | Starting at 25 concurrent requests | Starting at 25 concurrent requests | Starting at 25 concurrent requests | Starting at 25 concurrent requests |
| Flux TTS | Starting at 25 concurrent requests | Starting at 25 concurrent requests | Starting at 25 concurrent requests | Starting at 25 concurrent requests |
Text to Speech Streaming
Section titled “Text to Speech Streaming”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Aura | Starting at 150 concurrent requests | Starting at 150 concurrent requests | Starting at 150 concurrent requests | Starting at 150 concurrent requests |
| Aura-2 | Starting at 100 concurrent requests | Starting at 100 concurrent requests | Starting at 100 concurrent requests | Starting at 100 concurrent requests |
| Flux TTS | Starting at 100 concurrent requests | Starting at 50 concurrent requests | Starting at 50 concurrent requests | Starting at 50 concurrent requests |
Audio Intelligence
Section titled “Audio Intelligence”If you include Audio Intelligence features in requests to /listen, you will be subject to the service limits noted in the table below.
| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Intent Recognition | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests |
| Entity Detection | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests |
| Sentiment Analysis | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests |
| Summarization | Starting at 20 concurrent requests | Starting at 20 concurrent requests | Starting at 20 concurrent requests | Starting at 20 concurrent requests |
| Topic Detection | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests |
Text Intelligence
Section titled “Text Intelligence”| Model | North America (api.deepgram.com) |
Europe (api.eu.deepgram.com) |
Australia (api.au.deepgram.com) |
India (api.in.deepgram.com) |
|---|---|---|---|---|
| Intent Recognition | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests |
| Sentiment Analysis | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests |
| Summarization | Starting at 20 concurrent requests | Starting at 20 concurrent requests | Starting at 20 concurrent requests | Starting at 20 concurrent requests |
| Topic Detection | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests | Starting at 10 concurrent requests |
Scaling beyond default limits
Section titled “Scaling beyond default limits”Rate limits are scoped to a project. One customer maps to one project for the purposes of these limits. Multiple API keys inside a single project all draw from that project’s concurrency pool. Adding more projects under the same account does not increase the concurrency available to you.
If you are hitting your limits
Section titled “If you are hitting your limits”Consolidate your traffic into a single project, then contact sales about moving to a Growth or Enterprise agreement with a higher concurrency allocation.
What not to do
Section titled “What not to do”Do not create additional projects, additional accounts, or otherwise distribute traffic across projects to work around per-project limits. These setups are detected. Secondary projects on a self-serve account are restricted to 1 concurrent stream, and bypassing rate limits this way violates our Terms of Service.
REST API rate limits
Section titled “REST API rate limits”The concurrency limits on this page apply to inference endpoints (Speech-to-Text, Text-to-Speech, Voice Agent, Intelligence). REST endpoints for project and API key management have their own separate rate limits. See Temporary API Key Limits for details.