Head to head / AI Voice

Google Cloud TTS vs Hume AI

The verdict
  • Google Cloud TTS is cheaper per million characters ($16 vs $100).
  • Google Cloud TTS has a free tier to start; Hume AI does not.
ComparedGoogle Cloud TTSHume AI
Cost / 1M chars$16$100
Starting price$3/mo
Free tierYes
Visit Google Cloud TTSVisit Hume AI

Feature by feature

FeatureGoogle Cloud TTSHume AI
Languages50+11+ (Octave)
Voice cloningNoYes (unlimited)
APIYesYes
Commercial useAll usageYes
Styles/emotionsLimitedYes (core strength)
OutputMP3, WAV, OGGMP3/WAV/PCM stream

Google Cloud TTS

Developers needing broad language coverage and GCP integration at scale.

  • +50+ languages, 380+ voices
  • +Cheap per-character pricing
  • +Chirp 3 HD voices sound modern
  • +Enterprise reliability and quotas

Hume AI

Developers building emotionally expressive or empathic conversational voice agents.

  • +Best-in-class emotional/expressive prosody
  • +Empathic real-time voice interface (EVI)
  • +Unlimited voice cloning on paid tiers
  • +Commercial license on all plans

Compared on the metrics we track for this category. Prices are the cheapest paid tier. Some links are affiliate links.