Sinch Voice adds Voice Relay, Streams and AI text-to-speech previews
What happened
Between the Oct 12, 2026 and Oct 19, 2026 captures of Sinch's pricing page, Pulse recorded one change: New Voice features added in Public Preview: Voice Relay (AI agent calls, $0.00/min), Streams (websocket calls, $0.00/min) and AI text to speech ($0.00 per 100 chars; standard voices free). Pulse files it as a product change (feature added) with an upward direction. The current page lists Phone Numbers at $0.8, In-app Calls at $3 per 1,000 minutes (make in-app calls) + $3 per 1,000 minutes (receive in-app calls), SIP Interface at $2.5 per 1,000 minutes (make calls via SIP interface) + $2.5 per 1,000 minutes (receive calls via SIP interface), International Calls at $10 per 1,000 minutes (make international calls, from US) and Domestic Calling at $8 per 1,000 minutes (receive calls, domestic PSTN, US) + $10 per 1,000 minutes (make calls, domestic PSTN, US, from).
This is the first pricing-page change Pulse has recorded for Sinch. Sinch has been tracked since 2026-09-09.
In the same window Bird, Telnyx, Twilio and Plivo also changed their Collaboration & Productivity pricing pages. Those moves are listed further down, and the Pulse Agent can compare them side by side.
- Voice Relay, Streams, AI Text to Speech · FeatureAddedNo Voice featuresVoice features
| Plan | Field | Before | After | Change |
|---|---|---|---|---|
| Voice Relay, Streams, AI Text to Speech | Feature | No Voice features | Voice features | Added |
Values as written on Sinch's public pricing page in the two captures Pulse compared; where the page states no number, the cells give the wording before and after.
Evidence
The two captures Pulse comparedFull-page captures of Sinch's pricing page (sinch.com) from Oct 12, 2026 and Oct 19, 2026; the change is marked around the middle of the page, where Voice features now appears.
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Across Collaboration & Productivity in the same window
All Collaboration & Productivity changes- BirdOct 19Bird: shifts to wallet-based billing, reveals Apple Messages pricing
- TelnyxOct 12Telnyx Conversationalai quadruples Growth plan minimum to $2,000/month
- TwilioSep 7Twilio Video ditches per-minute billing for 5,000 free hours, then $1/user-hour
- PlivoAug 24Plivo cuts Voice AI Agent rate to $0.03/min, telephony now billed separately
Questions about this change
Did Sinch raise prices in October 2026?
No list-price increase was recorded between Oct 12, 2026 and Oct 19, 2026. The change Pulse detected was a product change: feature added.
What changed on Sinch's pricing page between Oct 12, 2026 and Oct 19, 2026?
Voice Relay, Streams, AI Text to Speech feature: No Voice features → Voice features, added. Pulse compared the captures it took on Oct 12, 2026 and Oct 19, 2026; the before/after table above lists each item as written on the page.
How often does Sinch change its pricing?
Pulse recorded 0 other pricing-page changes for Sinch in the 90 days before this one; Sinch has been tracked since 2026-09-09.