Soniox Pricing

Soniox's pricing is sales-led. The published pricing page directs prospects to a sales contact form rather than self-serve plans, as of 2026-05-03.

Soniox does not advertise a free tier on its public pricing page as of 2026-05-03. A free trial may be available on request via the sales team.

Soniox's public pricing page lists the following per-unit pricing: $1.50 / 1M input audio tokens (~$0.10/hr async, ~$0.12/hr real-time STT); ~$0.70/hr TTS. This is the rate captured by xpay's Agent-Ready SaaS Index on 2026-05-03 and is the basis for the agent-readiness score on the linked scorecard.

Soniox's pricing page positions itself as: "Fair, flexible pricing. Built to scale with you. Token-based pricing.". Per-unit pricing of $1.50 / 1M input audio tokens (~$0.10/hr async, ~$0.12/hr real-time STT); ~$0.70/hr TTS is published. For the strict definition of agent-buyable PPU — a per-task purchase that an AI agent can complete without an annual commitment — see the agent-readiness scorecard.

Yes. Every advertised Soniox tier is self-serve via card checkout, with no sales call required.

Yes — Soniox's API documentation is publicly accessible at https://soniox.com/docs/. An AI agent or developer can inspect the integration surface without authentication.

xpay scored Soniox 86 / 100 on its Agent-Ready SaaS Index, which places it in the Agent-Ready Verified band. Based on public pricing signals, xpay verified that Soniox publishes a token-denominated rate card with explicit hourly equivalents (~$0.10/hr async STT, ~$0.70/hr TTS) on a single transparent pricing page. Public docs are unauthenticated and the entire pricing surface looks built for programmatic discovery — token-per-million pricing is unusually agent-native for the speech category. For the full 6-step purchase simulation and the one-line fix that would lift this listing into the next band, see the linked scorecard.

In the Speech & Transcription category, xpay's Agent-Ready Index lists multiple alternatives ranked by their ability to support AI agent purchase. Visit the agent-readiness scorecard for Soniox to compare with 3 nearest peers, or browse the full Speech & Transcription category from the index.