Google Cloud Speech-to-Text vs AssemblyAI

Google Cloud Speech-to-Text9.2Visit AssemblyAI8.4Visit

Higher score Google Cloud Speech-to-Text #2 in Transcription Software 9.2/10 Paid ✓ 3 of 3 features Visit Google Cloud

vs

AssemblyAI #7 in Transcription Software 8.4/10 Paid ✓ 3 of 3 features Visit AssemblyAI

• Google Cloud Speech-to-Text fits best

  Cloud developers needing maximum value

• AssemblyAI fits best

  Developers building speech products

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Side by side

Feature	Google Cloud Speech-to-Text 9.2/10 Visit ↗	AssemblyAI 8.4/10 Visit ↗
At a glance
Editor score	9.2	8.4
Ranking	#2 in Transcription Software	#7 in Transcription Software
Best for	Cloud developers needing maximum value	Developers building speech products
Pricing model	Paid	Paid
Starting price	$0.003/unit usage-based	$0.15/unit usage-based
Free plan	—	—
Free trial	—	—
Deployment	Cloud, Self-hosted	Cloud, Self-hosted
Platforms	Web	Web
Support	Docs	Email, Live chat, Community, Docs
Integrations	4 integrations	20 integrations
Built for	Small business, Mid-market, Enterprise	Small business, Mid-market, Enterprise
Features Google Cloud Speech-to-Text 3/3 · AssemblyAI 3/3
Speaker identification	✓	✓
Timestamp support	✓	✓
API access	✓	✓
Specs
Languages supported	Not checked yet	99 languages
Included minutes	Not checked yet	Not checked yet
Export formats	VTT, SRT	SRT, VTT
Our review
Pros	$0.003 per minute for V2 Dynamic Batch recognition Streaming, synchronous, and asynchronous transcription modes Speaker labels, timestamps, punctuation, SRT, and WebVTT output	Free plan includes up to 185 prerecorded hours and 333 streaming hours Supports 99 prerecorded transcription languages with Universal-2 Offers diarization, timestamps, subtitles, and speech-understanding models
Cons	Usage-based pricing varies by model, method, region, and audio length API-focused workflows require developer implementation Multiple versions and recognition models complicate plan selection	API-only access may not suit teams seeking a ready-made transcription app Pay-as-you-go costs scale with audio usage at $0.15 per hour Self-hosted deployment options are limited to eligible workloads
Our verdict	Google Cloud Speech-to-Text is a cloud service and API for converting speech audio into text with neural-network recognition models. It is aimed at developers building transcription, captioning, telephony, video, medical-audio, and other… Read the review →	AssemblyAI provides APIs for turning prerecorded and streaming audio into text and structured speech data. It is aimed at developers and organizations building voice applications, including meeting transcription, call analytics, AI… Read the review →

Strengths and trade-offs

• Google Cloud Speech-to-Text — where it wins

  • $0.003 per minute for V2 Dynamic Batch recognition
  • Streaming, synchronous, and asynchronous transcription modes
  • Speaker labels, timestamps, punctuation, SRT, and WebVTT output

  Where it doesn't

  • Usage-based pricing varies by model, method, region, and audio length
  • API-focused workflows require developer implementation
  • Multiple versions and recognition models complicate plan selection

• AssemblyAI — where it wins

  • Free plan includes up to 185 prerecorded hours and 333 streaming hours
  • Supports 99 prerecorded transcription languages with Universal-2
  • Offers diarization, timestamps, subtitles, and speech-understanding models

  Where it doesn't

  • API-only access may not suit teams seeking a ready-made transcription app
  • Pay-as-you-go costs scale with audio usage at $0.15 per hour
  • Self-hosted deployment options are limited to eligible workloads

• Google Cloud Speech-to-Text9.2/10 · Paid

  A flexible speech API with strong transcription features and usage-based pricing.

  Visit Google CloudFull verdict →
• AssemblyAI8.4/10 · Paid

  A developer-focused transcription API with multilingual coverage, realtime audio, and usage-based pricing.

  Visit AssemblyAIFull verdict →