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AssemblyAI vs CaptionSync

AssemblyAI logo
AssemblyAISpeech-to-Text Platforms
From $0.15 / hrPublished price
CaptionSync logo
CaptionSyncAI Transcription
From $24 / moPublished price
AssemblyAI logo
AssemblyAI
Speech-to-Text Platforms

Speech-to-text and speech understanding for voice products.

CaptionSync logo
CaptionSync
AI Transcription

Smarter transcription, captioning and accessibility — backed by leading AI + human expertise.

Overview
CategorySpeech-to-Text PlatformsAI Transcription
What it isAssemblyAI provides speech-to-text, real-time transcription, and voice intelligence models for teams shipping voice AI and audio-driven workflows.Video captioning and accessibility service for education and enterprise.
Pricing
Published priceFrom $0.15 / hr
Pay-as-you-go per audio hour (vendor pricing page). Pre-recorded (async) transcription starts at $0.15/hr on Universal-2; streaming starts at $0.15/hr; the bundled Voice Agent API…
From $24 / mo
Rebranded/absorbed: Automatic Sync Technologies (maker of CaptionSync) was acquired by Verbit; the standalone CaptionSync brand now sits under Verbit's captioning and transcriptio…
Pricing modelUsage-basedTiered plans
Free optionsFree plan · Free trialNo free plan · No free trial
Deal on CubbieNone right nowNone right now
Company
Founded20172000
Team size51-200 employees51-200 employees
HeadquartersSan Francisco, CABerkeley, CA

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