API Rate Limits | Deepgram's Docs

Pay as You Go

Limits to consider if you use the Pay as You Go plan with Deepgram.

Voice Agent

API	Connection Limits
Voice Agent API	Up to 45 concurrent connections

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	Service Limit
Flux	`Streaming` Up to 150 concurrent requests
Nova-3	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 150 concurrent requests
Nova-2	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 150 concurrent requests
Nova	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 150 concurrent requests
Enhanced	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 150 concurrent requests
Base	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 150 concurrent requests
Whisper Cloud	`Pre-Recorded` Up to 3 concurrent requests

If you include Speaker Diarization features in requests to /listen, you will be subject to the service limits noted in the table below.

Model	Service Limit
Speaker Diarization	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 50 concurrent requests

Text to Speech REST

Model	Service Limit
Aura	Up to 15 concurrent requests
Aura-2	Up to 15 concurrent requests

Text to Speech Streaming

Model	Service Limit
Aura	Up to 45 concurrent requests
Aura-2	Up to 45 concurrent requests

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	Service Limit
Intent Recognition	Up to 10 concurrent requests
Entity Detection	Up to 5 concurrent requests
Sentiment Analysis	Up to 10 concurrent requests
Summarization	Up to 10 concurrent requests
Topic Detection	Up to 10 concurrent requests

Text Intelligence

Model	Service Limit
Intent Recognition	Up to 10 concurrent requests
Sentiment Analysis	Up to 10 concurrent requests
Summarization	Up to 10 concurrent requests
Topic Detection	Up to 10 concurrent requests

Growth

Limits to consider if you use the Growth plan with Deepgram.

Voice Agent

API	Connection Limits
Voice Agent API	Up to 60 concurrent connections

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	Service Limit
Flux	`Streaming` Up to 225 concurrent requests
Nova-3	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 225 concurrent requests
Nova-2	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 225 concurrent requests
Nova	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 225 concurrent requests
Enhanced	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 225 concurrent requests
Base	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 225 concurrent requests
Whisper Cloud	`Pre-Recorded` Up to 3 concurrent requests

If you include Speaker Diarization features in requests to /listen, you will be subject to the service limits noted in the table below.

Model	Service Limit
Speaker Diarization	`Pre-Recorded` Up to 50 concurrent requests `Streaming` Up to 50 concurrent requests

Text to Speech REST

Model	Service Limit
Aura	Up to 15 concurrent requests
Aura-2	Up to 15 concurrent requests

Text to Speech Streaming

Model	Service Limit
Aura	Up to 60 concurrent requests
Aura-2	Up to 60 concurrent requests

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	Service Limit
Intent Recognition	Up to 10 concurrent requests
Entity Detection	Up to 5 concurrent requests
Sentiment Analysis	Up to 10 concurrent requests
Summarization	Up to 10 concurrent requests
Topic Detection	Up to 10 concurrent requests

Text Intelligence

Model	Service Limit
Intent Recognition	Up to 10 concurrent requests
Sentiment Analysis	Up to 10 concurrent requests
Summarization	Up to 10 concurrent requests
Topic Detection	Up to 10 concurrent requests

Enterprise

Starting limits to consider if you have an Enterprise Contract with Deepgram.

New and existing Enterprise customers can request a Service Limit increase by discussing your needs with the Deepgram Sales Team.

Voice Agent

API	Connection Limits
Voice Agent API	Starting at 100 concurrent connections

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	Service Limit
Flux	`Streaming` Up to 300 concurrent requests
Nova-3	`Pre-Recorded` Starting at 200 concurrent requests `Streaming` Starting at 300 concurrent requests
Nova-2	`Pre-Recorded` Starting at 200 concurrent requests `Streaming` Starting at 300 concurrent requests
Nova	`Pre-Recorded` Starting at 200 concurrent requests `Streaming` Starting at 300 concurrent requests
Enhanced	`Pre-Recorded` Starting at 200 concurrent requests `Streaming` Starting at 300 concurrent requests
Base	`Pre-Recorded` Starting at 200 concurrent requests `Streaming` Starting at 300 concurrent requests
Whisper Cloud	`Pre-Recorded` Starting at 15 concurrent requests

If you include Speaker Diarization features in requests to /listen, you will be subject to the service limits noted in the table below.

Model	Service Limit
Speaker Diarization	`Pre-Recorded` Up to 100 concurrent requests `Streaming` Up to 100 concurrent requests

Text to Speech REST

Model	Service Limit
Aura	Starting at 25 concurrent requests
Aura-2	Starting at 25 concurrent requests

Text to Speech Streaming

Model	Service Limit
Aura	Starting at 100 concurrent requests
Aura-2	Starting at 100 concurrent requests

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	Service Limit
Intent Recognition	Starting at 10 concurrent requests
Entity Detection	Starting at 10 concurrent requests
Sentiment Analysis	Starting at 10 concurrent requests
Summarization	Starting at 20 concurrent requests
Topic Detection	Starting at 10 concurrent requests

Text Intelligence

Model	Service Limit
Intent Recognition	Starting at 10 concurrent requests
Sentiment Analysis	Starting at 10 concurrent requests
Summarization	Starting at 20 concurrent requests
Topic Detection	Starting at 10 concurrent requests