Transcribe audio
Google Cloud Speech-to-Text
Speech recognition API on Google Cloud that returns transcripts from audio files or live streams.
Billing
- Pricing model
- Pay as you go, billed per second of audio processed, with monthly tiers per account1
- Free tier
- 60 minutes a month on the V1 API; the V2 price table lists no free tier1
- Free tier (new customers)
- $300 in Google Cloud free credits for new customers10
- Card required for free tier
- Billing must be enabled on the Google Cloud project10
- Minimum spend
- Not published
- Billing period
- Monthly usage tiers per account; each request rounded up to 1 second1
Prices
V2 Standard models, per account per month. $ per hour = $ per minute x 60. Dynamic batch: $0.003 x 60 = $0.18.
| Usage | $ per minute | $ per hour of audio |
|---|---|---|
| 0 to 500,000 minutes | $0.016 | $0.96 |
| 500,000 to 1,000,000 minutes | $0.01 | $0.60 |
| 1,000,000 to 2,000,000 minutes | $0.008 | $0.48 |
| 2,000,000 minutes and above | $0.004 | $0.24 |
| V2 dynamic batch (Standard models) | $0.003 | $0.18 |
| V1 with data logging, after 60 free minutes | $0.016 | $0.96 |
| V1 without data logging, after 60 free minutes | $0.024 | $1.44 |
| Medical models (V1), after 60 free minutes | $0.078 | $4.68 |
Source1Pricing
Other charges
- Multiple channels
- Each audio channel is billed separately1
- Dynamic batch
- Discounted rate for audio processed at lower urgency (V2)1
- Volume discounts
- Available for very large workloads through Google Cloud sales1
- Other Google Cloud services
- Cloud Storage and other services used alongside are billed separately1
- Price tier of
chirp_2andchirp_3 - Not published
Read from Google Cloud’s own pages on 2026-11-04. Every number links to the page a value came from. For agents, the same facts as markdown: /tools/transcribe-audio/google-cloud-speech-to-text.md