US AI Speech-based NLP Market Size and Forecast by Offering, Software, Service, Deployment Model, Organization Size, Application, and End User Industry: 2019-2033

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US AI Speech-based NLP Market Outlook

• In 2024, the US recorded USD 4.04 billion in revenue.

• Data-driven estimates suggest the US AI Speech-based NLP Market is projected to expand to USD 20.00 billion in 2033, with a CAGR of 17.8% during the forecast horizon.

• Large contact-centre and telehealth buyers now require multimodal speech stacks that combine speaker diarization, wake-word reliability and PII redaction, driving purchases of hosted hybrid platforms with integrated compliance tooling to meet enterprise audit needs.
• Startups are commercializing domain-adaptive voice models and turnkey edge appliances for regulated verticals, creating a two-tier vendor market where specialization (medical/legal) commands higher ARR and tighter SLAs.

• DataCube Research Report (Nov 2025): This analysis uses 2024 as the actual year, 2025 as the estimated year, and calculates CAGR for the 2025-2033 period.