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Disclaimer: Star Stack provides information about European technology services for educational purposes only. Service listings, sovereignty assessments, and recommendations do not constitute legal, financial, or professional advice. We encourage you to verify all information independently and consult appropriate professionals before making technology decisions. Star Stack is not affiliated with any listed services unless explicitly stated.

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Speechmatics STT | Star Stack

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Speechmatics STT

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Speechmatics STT

Name: Speechmatics STT
Author: Star Stack

Low-latency speech-to-text API for multilingual conversations

Speech-to-Text (STT)

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About

Speechmatics provides a speech-to-text API that transcribes audio in real-time or batch mode across 55+ languages. It supports speaker diarization and offers on-premise or cloud deployment options for secure, privacy-focused applications.

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No migration guide is currently listed for this service.

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Sovereignty Score

Recorded assessment version: jurisdiction-ownership-2026-10-04

out of 100

Data completeness64% (Partial)

Jurisdictional(56%)

Significant foreign legal exposure risk

Jurisdiction: United States (EU adequacy decision)
Parent provider in United States (CLOUD Act risk) (Speechmatics (USA) Inc.)
Five Eyes intelligence alliance exposure
US CLOUD Act applies (US can compel data access regardless of storage location)

Ownership(44%)

Strong EU ownership and control

Bootstrapped (self-funded)
Series B funding
Low acquisition risk (bootstrapped, no investor pressure) (No VC exit timeline, founders retain full control)

More dimensions coming soon

GovernanceComing soon

PortabilityComing soon

LicenseComing soon

CommunityComing soon

How missing data affects scores Submit data corrections

Provider

Cantab Research Limited

Quick Facts

Legal jurisdiction: United Kingdom
Headquarters: United Kingdom
Ownership: Bootstrapped

Evidence and freshness

Verification date unknown. This assessment needs review.

A score is an assessment of recorded facts. Missing evidence and unresolved ownership can affect the result.

Ownership: other
Statement 12/02/2026, confidence 90%.
Read evidence notes
From enrichment pipeline 2026-02-06_03-32-59_c6_v20-validation