Deepgram vs Ultravox pricing
Voice agents: Deepgram from $0.075 vs Ultravox from $0.05.
Last updated · prices checked daily
Voice agent platforms: Deepgram vs Ultravox
Ultravox has the lower listed Voice agents price: $0.05 per minute (Ultravox per-minute) vs $0.075 for Deepgram (Voice Agent API, Standard), about 33% less.
| Vendor | Product / tier | $/min |
|---|---|---|
| Ultravox Visit site ↗ | Ultravox per-minute Pay as you go Bundled models First 30 minutes free per page. | $0.05 |
| Deepgram Visit site ↗ | Voice Agent API, Standard Pay as you go Bundled models Bundled STT + LLM + TTS agent tier. | $0.075 |
What it costs at volume (lowest listed rate)
| Minutes | Deepgram | Ultravox |
|---|---|---|
| 1,000 min | $75.00 | $50.00 |
| 10,000 min | $750.00 | $500.00 |
| 100,000 min | $7,500.00 | $5,000.00 |
Cost-per-call calculator
Estimate what one call really costs. Prices come from today's table; LLM and telephony presets are per-minute rates published by Retell and Vapi. Everything is editable.
Cartesia's pricing page puts one minute of speech at 750–800 characters; Rime says about 1,000. The talk share is your own guess at how much of each call the agent is speaking.
FAQ
Is Deepgram or Ultravox cheaper for voice agent platforms?
Ultravox has the lower listed Voice agents price: $0.05 per minute (Ultravox per-minute) vs $0.075 for Deepgram (Voice Agent API, Standard), about 33% less. Prices checked Oct 28, 2026.
How often are these prices updated?
Every day. A script reads each vendor's public pricing page, extracts the listed rates and keeps a dated copy, so price changes show up in the history.