Global Speech-to-text Api Market Size & Outlook, 2025-2030

The global speech-to-text api market size was estimated at USD 3,813.5 million in 2024 and is projected to reach USD 8,569.5 million by 2030, growing at a CAGR of 14.1% from 2025 to 2030.
Revenue, 2024 (US$M)
$3,813.5
Forecast, 2030 (US$M)
$8,569.5
CAGR, 2025 - 2030
14.1%
Report Coverage
Worldwide

Global speech-to-text api market highlights

  • The global speech-to-text api market generated a revenue of USD 3,813.5 million in 2024 and is expected to reach USD 8,569.5 million by 2030.
  • The market is expected to grow at a CAGR (2025 - 2030) of 14.1% by 2030.
  • In terms of segment, software accounted for a revenue of USD 3,090.7 million in 2024.
  • Services is the most lucrative component segment registering the fastest growth during the forecast period.
  • In terms of region, North America was the largest revenue generating market in 2024.
  • Country-wise, China is expected to register the highest CAGR from 2025 to 2030.

Global data book summary

Market revenue in 2024USD 3,813.5 million
Market revenue in 2030USD 8,569.5 million
Growth rate14.1% (CAGR from 2025 to 2030)
Largest segmentSoftware
Fastest growing segmentServices
Historical data covered2018 - 2023
Base year for estimation2024
Forecast period covered2025 - 2030
Quantitative unitsRevenue in USD million
Market segmentationSoftware, Services

Other key industry trends

  • In terms of revenue, the North America accounted for 33.1% of the global speech-to-text api market in 2024.
  • By country, the U.S. is projected to lead the global market in terms of revenue in 2030.
  • By country, China is the fastest growing regional market and is projected to reach USD 678.7 million by 2030.

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Speech-to-text API Market Companies

Name Profile # Employees HQ Website
VoiceBase View profile 51-100 San Francisco, California, United States, North America http://www.voicebase.com
Vocapia Research View profile 11-50 Orsay, Ile-de-France, France, Europe http://www.vocapia.com
Speechmatics View profile 101-250 Cambridge, Cambridgeshire, United Kingdom, Europe https://www.speechmatics.com
AssemblyAI View profile 101-250 San Francisco, California, United States, North America https://www.assemblyai.com
Amberscript View profile 101-250 Amsterdam, Noord-Holland, The Netherlands, Europe https://www.amberscript.com
Deepgram View profile 51-100 San Francisco, California, United States, North America https://deepgram.com/
Amazon Web Services View profile 10001+ Seattle, Washington, United States, North America http://aws.amazon.com
Verint Systems Inc View profile 3700 175 Broadhollow Road, Suite 100, Melville, NY, United States, 11747 https://www.verint.com
Nuance Communications View profile 5001-10000 Burlington, Massachusetts, United States, North America http://www.nuance.com
Alphabet Inc Class A View profile 180895 1600 Amphitheatre Parkway, Mountain View, CA, United States, 94043 https://www.abc.xyz
Microsoft Corp View profile 221000 One Microsoft Way, Redmond, WA, United States, 98052-6399 https://www.microsoft.com
International Business Machines Corp View profile 282200 One New Orchard Road, Armonk, NY, United States, 10504 http://www.ibm.com

Global speech-to-text api market outlook

The databook is designed to serve as a comprehensive guide to navigating this sector. The databook focuses on market statistics denoted in the form of revenue and y-o-y growth and CAGR across the globe and regions. A detailed competitive and opportunity analyses related to speech-to-text api market will help companies and investors design strategic landscapes.


Software was the largest segment with a revenue share of 81.05% in 2024. Horizon Databook has segmented the Global speech-to-text api market based on software, services covering the revenue growth of each sub-segment from 2018 to 2030.


  • Global Speech-to-text API Component Outlook (Revenue, USD Million, 2018-2030)
    • Software
    • Services
  • Global Speech-to-text API Deployment Outlook (Revenue, USD Million, 2018-2030)
    • On-premises
    • Cloud
  • Global Speech-to-text API Organization Size Outlook (Revenue, USD Million, 2018-2030)
    • SMEs
    • Large enterprises
  • Global Speech-to-text API Application Outlook (Revenue, USD Million, 2018-2030)
    • Contact center and customer management
    • Content Transcription
    • Fraud Detection and Prevention
    • Risk and Compliance Management
    • Subtitle Generation
    • Others (conference call analysis, business process monitoring, and quality management)
  • Global Speech-to-text API Vertical Outlook (Revenue, USD Million, 2018-2030)
    • BFSI
    • IT & Telecom
    • Healthcare
    • Retail & ecommerce
    • Government & defense
    • Media & Entertainment
    • Travel & Hospitality
    • Others

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Target buyers of Global speech-to-text api market databook

  • Our clientele includes a mix of speech-to-text api market companies, investment firms, advisory firms & academic institutions.
  • 30% of our revenue is generated working with investment firms and helping them identify viable opportunity areas.
  • Approximately 65% of our revenue is generated working with competitive intelligence & market intelligence teams of market participants (manufacturers, service providers, etc.).
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Horizon Databook provides a detailed overview of global-level data and insights on the Global speech-to-text api market , including forecasts for subscribers. This global databook contains high-level insights into Global speech-to-text api market from 2018 to 2030, including revenue numbers, major trends, and company profiles.

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Global speech-to-text api market size, by regions, 2018-2030 (US$M)

Top 10 countries: Speech-to-text api market size, 2024 (US$M)

Global speech-to-text api market share, by component, 2024 & 2030 (%, US$M)

Speech-to-text api market: Opportunity assessment by country

Global speech-to-text api market, by region, 2024 (US$M)

Global speech-to-text api market size, by regions, 2018-2030 (US$M)

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