> ## 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.

# Boson AI S2S pricing

> 1 S2S model(s) from Boson AI, with the rate and where it came from.

Realtime models that bill audio as tokens in both directions. All rates are US dollars per 1,000,000 tokens. Source of truth: [`prices/providers/boson.yml`](https://github.com/mahimailabs/voice-prices/blob/main/prices/providers/boson.yml).

| Model            | Name           | Audio in \$ / Mtok | Audio out \$ / Mtok | Cached audio in \$ / Mtok | Text in \$ / Mtok | Text out \$ / Mtok |                                          Source | Last verified |
| ---------------- | -------------- | -----------------: | ------------------: | ------------------------: | ----------------: | -----------------: | ----------------------------------------------: | ------------: |
| `higgs-realtime` | Higgs Realtime |             \$0.75 |               \$4.5 |                    \$0.25 |            \$0.75 |              \$4.5 | <Badge color="green" size="sm">verified</Badge> |    2026-08-16 |

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).

<Warning>
  **Reference only, and unofficial.** Voice Prices is a community-maintained catalog. It is not published by, affiliated with, or endorsed by any vendor listed here, and the rates below are read off public pricing pages by hand, so they can be out of date or simply wrong. Vendors change prices without notice, and your own rate may differ with your plan, region, commitment or negotiated terms.

  Confirm a rate against the vendor's own pricing page before you bill, quote or budget against it. Provided as-is with no warranty, under the [LICENSE](https://github.com/mahimailabs/voice-prices/blob/main/LICENSE). Found something wrong? [Contribute a fix](/contribute).

  **Work at a vendor listed here?** If a row about your product is wrong, or you want it removed, [tell us](https://forms.gle/f2QwXAFkwdzmSgy7A) and we will correct or remove it within 24 hours. No lawyer required.
</Warning>