Comparison

faster-whisper vs Speechmatics

On the evidence we track, Speechmatics leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

faster-whisper full profile →Speechmatics full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

faster-whisper52

★Speechmatics73

Attribute comparison across 2 tools
Attribute	faster-whisper	SpeechmaticsLeader
vioscaleAI score	52 / 100low · 33%	73 / 100medium · 54%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	open_source	freemium
Price levelpricing.price_level	free	low
Starting pricepricing.starting_price	-	$0.01
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	5	4
Security
Certificationssecurity.certifications	-	SOC 2 Type II, ISO/IEC 27001:2022
Disclosure policysecurity.disclosure_policy	-	✓
Gdprsecurity.gdpr	-	✓
Hipaasecurity.hipaa	-	✓
Iso27001security.iso27001	-	✓
Soc2security.soc2	-	✓
Trust centersecurity.trust_center	https://github.com/security	https://www.speechmatics.com/company/articles-and-news/compliance-breaches-share-price
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=faster-whisper&per_page=100 · Last 12m: 0	-
Adoption
Dependent reposadoption.dependent_repos	35	-
Github starsadoption.github_stars	25,877	-
Activity
Commits last 30dactivity.commits_last_30d	7	-
Release
Cadence daysrelease.cadence_days	27	-
Historyrelease.history	20 items	-
License
Spdxlicense.spdx	MIT	-
Language
Primarylanguage.primary	Python	-
Market
Availabilitymarket.availability	Available worldwide	Available worldwide · Popular in GB, US, EU · HQ GB
Content
Faqcontent.faq	6 items	7 items

Score

vioscaleAI score

faster-whisper52 / 100low · 33%

Speechmatics73 / 100medium · 54%

Pricing

Free tier

faster-whisper✓

Speechmatics✓

Model

faster-whisperopen_source

Speechmaticsfreemium

Price level

faster-whisperfree

Speechmaticslow

Starting price

faster-whisper–

Speechmatics$0.01

Transparent

faster-whisper✓

Speechmatics✓

Integrations

Count

faster-whisper5

Speechmatics4

Security

Certifications

faster-whisper–

SpeechmaticsSOC 2 Type II, ISO/IEC 27001:2022

Disclosure policy

faster-whisper–

Speechmatics✓

Gdpr

faster-whisper–

Speechmatics✓

Hipaa

faster-whisper–

Speechmatics✓

Iso27001

faster-whisper–

Speechmatics✓

Soc2

faster-whisper–

Speechmatics✓

Trust center

faster-whisperhttps://github.com/security

Speechmaticshttps://www.speechmatics.com/company/articles-and-news/compliance-breaches-share-price

Vulnerabilities

faster-whisperCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=faster-whisper&per_page=100 · Last 12m: 0

Speechmatics–

Adoption

Dependent repos

faster-whisper35

Speechmatics–

Github stars

faster-whisper25,877

Speechmatics–

Activity

Commits last 30d

faster-whisper7

Speechmatics–

Release

Cadence days

faster-whisper27

Speechmatics–

History

faster-whisper20 items

Speechmatics–

License

Spdx

faster-whisperMIT

Speechmatics–

Language

Primary

faster-whisperPython

Speechmatics–

Market

Availability

faster-whisperAvailable worldwide

SpeechmaticsAvailable worldwide · Popular in GB, US, EU · HQ GB

Content

Faq

faster-whisper6 items

Speechmatics7 items

Capabilities

Feature-by-feature on the axes that matter for speech to text. “-” means undocumented, not absent.

Capability comparison for Speech To Text
Capability	faster-whisper	Speechmatics
Capabilities
Real time streaming	✓	✓
Speaker diarization	✓	✓
Custom vocabulary	-	✓
Fine tuning	✓	✓
Word timestamps	✓	✓
Punctuation formatting	-	✓
Pii redaction	-	✓
Vertical model	-	✓
Offline on device	✓	✓
Open source	✓	-

Capabilities

Real time streaming

faster-whisper✓

Speechmatics✓

Speaker diarization

faster-whisper✓

Speechmatics✓

Custom vocabulary

faster-whisper-

Speechmatics✓

Fine tuning

faster-whisper✓

Speechmatics✓

Word timestamps

faster-whisper✓

Speechmatics✓

Punctuation formatting

faster-whisper-

Speechmatics✓

Pii redaction

faster-whisper-

Speechmatics✓

Vertical model

faster-whisper-

Speechmatics✓

Offline on device

faster-whisper✓

Speechmatics✓

Open source

faster-whisper✓

Speechmatics-

What each one is

The product in its own terms, so the numbers below have context.

faster-whisper

A high-performance implementation of OpenAI's Whisper for converting speech to text, with features for word-level timing and offline processing.

Independently observed

Speechmatics

Leader

A speech-to-text service that converts audio to transcripts, supporting real-time and batch processing with high accuracy, speaker identification, and support for 55+ languages.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

faster-whisper

Open sourceFree tier

as of 2026-10-15verify ↗

Speechmatics

Leader

from $0.01/charactersUsage-basedFree tier

From $0.12/hr for speech-to-text. Free tier with $100 credits.

Melia 1 (General purpose)$0.12/hr
- 55+ languages
- Code-switching
- Language hints
- Language labeling
- Custom dictionary
- +2 more
Enhanced$0.38/hr
- Single-language maximum accuracy
- Custom dictionary
- Advanced punctuation
Medical (Oak 1)$0.15/hr
- Clinical conversations and dictation
- Healthcare vocabulary
- 55+ languages
Standard$0.23/hr
- High volume and cost-sensitive workloads
Linden 1 (Voice agents)Contact sales
Text to Speech$0.011 per 1,000 characters
- First 1 million characters free

as of 2026-10-12verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	faster-whisper	Speechmatics
WebPlatforms	✗	✓
macOSPlatforms	✓	✗
WindowsPlatforms	✓	✗
LinuxPlatforms	✓	✗
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✗	✓
Self-hostedDeployment	✓	✓
On-premiseDeployment	✓	✓
HybridDeployment	✗	✓
Air-gappedDeployment	✓	✗

Platforms

Web

faster-whisper✗

Speechmatics✓

macOS

faster-whisper✓

Speechmatics✗

Windows

faster-whisper✓

Speechmatics✗

Linux

faster-whisper✓

Speechmatics✗

CLI

faster-whisper✓

Speechmatics✓

Deployment

Cloud / SaaS

faster-whisper✗

Speechmatics✓

Self-hosted

faster-whisper✓

Speechmatics✓

On-premise

faster-whisper✓

Speechmatics✓

Hybrid

faster-whisper✗

Speechmatics✓

Air-gapped

faster-whisper✓

Speechmatics✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

faster-whisper

15 total

OpenAI API
OpenAI SDK
OpenAI CLI
HomeAssistant
Konele
Docker
AzureML
FastAPI
OpenAI SDKs/CLI
pyannote.audio
pyannote.ai
OpenAI SDK/CLI
Azure ML
Transformers library
OpenAI

Independently observed

Speechmatics

Leader

13 total

Stenograph CATalyst VP
Adobe Premiere
Zapier
Twilio
Python SDK
JavaScript SDK
.NET SDK
Stenograph
Adobe
Microsoft Azure
LiveKit
Vonage
Veritone

Independently observed

Still deciding?

faster-whisper or Speechmatics: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.