Speechmatics
$100 in free speech-to-text credits on signup; no card required.
AI Audio
What you get
$100 in free credits for pre-recorded and real-time speech-to-text; features included for free across Melia 1, Enhanced, Oak 1 Medical and Standard models.
How to get it
Start free at speechmatics.com.
What it requires
No card required.
The catch
Sign-up bonus credits last 12 months; on the free tier, API access pauses when credits run out. Real-time concurrency is 2 sessions on Free.
From the official page · checked 2026-10-15