Speech API prices

Speech-to-text and text-to-speech models, priced per minute of audio or per million characters.

As of Oct 21, 2026, the cheapest speech-to-text API is Whisper at $0.0005 per minute from Cloudflare Workers AI; OpenAI's whisper-1 costs $0.006. The cheapest text-to-speech API is Amazon Polly Standard at $4.00 per million characters from Amazon Polly.

34 transcription models · prices per minute from the cheapest seller; open a row for every seller

Model	Per minute	Sellers	Est. per month100 hours
whisper-1 OpenAI	$0.006OpenAI	2	$36.00
Whisper Large v3 Turbo OpenAI	$0.0005Cloudflare Workers AI	3	$3.06
Whisper Large v3 OpenAI	$0.0019Groq	1	$11.10
Whisper OpenAI	$0.0005Cloudflare Workers AI	4	$2.70
gpt-transcribe OpenAI	$0.0045OpenAI	2	$27.00
gpt-realtime-whisper OpenAI	$0.017OpenAI	2	$102.00
gpt-live-transcribe OpenAI	$0.017OpenAI	2	$102.00
gpt-4o-transcribe-diarize OpenAI	$0.006OpenAI	2	$36.00
gpt-4o-transcribe OpenAI	$0.006OpenAI	1	$36.00
gpt-4o-mini-transcribe OpenAI	$0.003OpenAI	2	$18.00
Gemini 3.5 Transcribe Live Google	$0.0053Google Vertex AI	2	$31.50
Gemini 3.5 Transcribe Google	$0.003Google Vertex AI	2	$18.00
Chirp 3 Google	$0.016Google Vertex AI	1	$96.00
Chirp 2 Google	$0.016Google Vertex AI	1	$96.00
ElevenLabs Scribe v2 ElevenLabs	$0.0037ElevenLabs	1	$22.00
ElevenLabs Scribe v1 ElevenLabs	$0.0037ElevenLabs	1	$22.00
Deepgram Nova 3 Multilingual Deepgram	$0.0058Deepgram	1	$34.80
Deepgram Nova 3 Medical Deepgram	$0.0052Deepgram	1	$31.20
Deepgram Nova 3 Deepgram	$0.0043Deepgram	1	$25.80
Deepgram Nova 2 Deepgram	$0.0043Deepgram	1	$25.80
Deepgram Nova Deepgram	$0.0043Deepgram	1	$25.80
Deepgram Enhanced Deepgram	$0.0145Deepgram	1	$87.00
Deepgram Base Deepgram	$0.0125Deepgram	1	$75.00
AssemblyAI Nano AssemblyAI	$0.0062AssemblyAI	1	$37.00
AssemblyAI Best AssemblyAI	$0.002AssemblyAI	1	$12.00
Amazon Transcribe Amazon	$0.006Amazon Transcribe	1	$36.00
Azure Speech to Text Microsoft	$0.0167Azure OpenAI	1	$100.00
Voxtral Mini Transcribe Realtime Mistral AI	$0.006Mistral AI	1	$36.00
Voxtral Mini Realtime Mistral AI	$0.006Mistral AI	1	$36.00
Voxtral Mini Mistral AI	$0.003Mistral AI	1	$18.00
Soniox STT Async v5 Soniox	$0.0017Soniox	1	$10.00
Soniox STT Async v4 Soniox	$0.0017Soniox	1	$10.00
Muse Voice Transcribe 1.0 Meta	$0.003Meta	1	$18.00
Grok Voice Transcribe 2.0 xAI	$0.0017xAI	1	$10.00

whisper-1
OpenAI
Per minute
$0.006
via OpenAI
Est. per month
$36.00
Whisper Large v3 Turbo
OpenAI
Per minute
$0.0005
via Cloudflare Workers AI
Est. per month
$3.06
Whisper Large v3
OpenAI
Per minute
$0.0019
via Groq
Est. per month
$11.10
Whisper
OpenAI
Per minute
$0.0005
via Cloudflare Workers AI
Est. per month
$2.70
gpt-transcribe
OpenAI
Per minute
$0.0045
via OpenAI
Est. per month
$27.00
gpt-realtime-whisper
OpenAI
Per minute
$0.017
via OpenAI
Est. per month
$102.00
gpt-live-transcribe
OpenAI
Per minute
$0.017
via OpenAI
Est. per month
$102.00
gpt-4o-transcribe-diarize
OpenAI
Per minute
$0.006
via OpenAI
Est. per month
$36.00
gpt-4o-transcribe
OpenAI
Per minute
$0.006
via OpenAI
Est. per month
$36.00
gpt-4o-mini-transcribe
OpenAI
Per minute
$0.003
via OpenAI
Est. per month
$18.00
Gemini 3.5 Transcribe Live
Google
Per minute
$0.0053
via Google Vertex AI
Est. per month
$31.50
Gemini 3.5 Transcribe
Google
Per minute
$0.003
via Google Vertex AI
Est. per month
$18.00
Chirp 3
Google
Per minute
$0.016
via Google Vertex AI
Est. per month
$96.00
Chirp 2
Google
Per minute
$0.016
via Google Vertex AI
Est. per month
$96.00
ElevenLabs Scribe v2
ElevenLabs
Per minute
$0.0037
via ElevenLabs
Est. per month
$22.00
ElevenLabs Scribe v1
ElevenLabs
Per minute
$0.0037
via ElevenLabs
Est. per month
$22.00
Deepgram Nova 3 Multilingual
Deepgram
Per minute
$0.0058
via Deepgram
Est. per month
$34.80
Deepgram Nova 3 Medical
Deepgram
Per minute
$0.0052
via Deepgram
Est. per month
$31.20
Deepgram Nova 3
Deepgram
Per minute
$0.0043
via Deepgram
Est. per month
$25.80
Deepgram Nova 2
Deepgram
Per minute
$0.0043
via Deepgram
Est. per month
$25.80
Deepgram Nova
Deepgram
Per minute
$0.0043
via Deepgram
Est. per month
$25.80
Deepgram Enhanced
Deepgram
Per minute
$0.0145
via Deepgram
Est. per month
$87.00
Deepgram Base
Deepgram
Per minute
$0.0125
via Deepgram
Est. per month
$75.00
AssemblyAI Nano
AssemblyAI
Per minute
$0.0062
via AssemblyAI
Est. per month
$37.00
AssemblyAI Best
AssemblyAI
Per minute
$0.002
via AssemblyAI
Est. per month
$12.00
Amazon Transcribe
Amazon
Per minute
$0.006
via Amazon Transcribe
Est. per month
$36.00
Azure Speech to Text
Microsoft
Per minute
$0.0167
via Azure OpenAI
Est. per month
$100.00
Voxtral Mini Transcribe Realtime
Mistral AI
Per minute
$0.006
via Mistral AI
Est. per month
$36.00
Voxtral Mini Realtime
Mistral AI
Per minute
$0.006
via Mistral AI
Est. per month
$36.00
Voxtral Mini
Mistral AI
Per minute
$0.003
via Mistral AI
Est. per month
$18.00
Soniox STT Async v5
Soniox
Per minute
$0.0017
via Soniox
Est. per month
$10.00
Soniox STT Async v4
Soniox
Per minute
$0.0017
via Soniox
Est. per month
$10.00
Muse Voice Transcribe 1.0
Meta
Per minute
$0.003
via Meta
Est. per month
$18.00
Grok Voice Transcribe 2.0
xAI
Per minute
$0.0017
via xAI
Est. per month
$10.00