> ## Documentation Index
> Fetch the complete documentation index at: https://prices.voicegateway.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# ai-coustics VAD pricing

> 2 VAD model(s) from ai-coustics, with the rate and where it came from.

Priced from `input_audio_kseconds`, US dollars per 1,000 seconds of processed audio. Shown per minute. Source of truth: [`prices/providers/ai_coustics.yml`](https://github.com/mahimailabs/voice-prices/blob/main/prices/providers/ai_coustics.yml).

| Model                      | Name                      | \$ / min |                                          Source | Last verified |
| -------------------------- | ------------------------- | -------: | ----------------------------------------------: | ------------: |
| `quail-vad-2.0-xxs-16khz`  | Quail VAD 2.0             | \$0.0015 | <Badge color="green" size="sm">verified</Badge> |    2026-07-31 |
| `quail-vf-vad-2.0-s-16khz` | Quail Voice Focus VAD 2.0 | \$0.0015 | <Badge color="green" size="sm">verified</Badge> |    2026-07-31 |

What `verified`, `imported`, and `seed` mean is on [How Fresh?](/how-fresh). A rate that looks wrong is worth [reporting](https://github.com/mahimailabs/voice-prices/issues/new?template=add-provider.yml).