Gemini TTS vs Google Cloud TTS on price
Google Cloud TTS is cheaper at every volume from 1 to 100 hours of speech a month. At 10 hours a month, Gemini TTS's cheapest option is 2.5 Flash TTS at $9.07 and Google Cloud TTS's is Standard voices at $0. Both sell an API.
Google Cloud Text-to-Speech also sells the Gemini TTS models, at the same token prices as the Gemini API, so here Google Cloud TTS means its character-priced voices, from Standard to Chirp 3: HD and Studio.
| Speech a month | Gemini TTS | Google Cloud TTS |
|---|---|---|
| 1 hour | $0.907 ($0.015/min) 2.5 Flash TTS | $0 ($0/min) Standard voices |
| 5 hours | $4.53 ($0.015/min) 2.5 Flash TTS | $0 ($0/min) Standard voices |
| 10 hours | $9.07 ($0.015/min) 2.5 Flash TTS | $0 ($0/min) Standard voices |
| 50 hours | $45.34 ($0.015/min) 2.5 Flash TTS | $0 ($0/min) Standard voices |
| 100 hours | $90.67 ($0.015/min) 2.5 Flash TTS | $5.60 ($0.001/min) Standard voices |
Each side's cheapest option for the volume, monthly billing where offered, free allowances included; bold marks the cheaper. Per-minute figures assume 900 characters of text per minute of speech.
What the numbers say
- How fast the speech is changes the bill for text-billed plans: at 10 hours a month, Gemini TTS costs $9.05 at 720 characters a minute and $9.07 at 1,000; Google Cloud TTS costs nothing (within its free tier) either way.
Every Gemini TTS option at 10 hours a month
| Option | A month | Per minute |
|---|---|---|
| 2.5 Flash TTS A preview model on the Gemini API, due to shut down from 17 November 2026. | $9.07 | $0.015 |
| 3.8 Flash-Lite TTS About $0.009 a minute until 31 December 2026, an introductory price. | $10.94 | $0.018 |
| 3.8 Flash TTS About $0.014 a minute until 31 December 2026, an introductory price. | $16.34 | $0.027 |
| 3.1 Flash TTS A preview model on the Gemini API, due to shut down from 17 November 2026. | $18.13 | $0.03 |
| 2.5 Pro TTS A preview model on the Gemini API, due to shut down from 17 November 2026. No free tier. | $18.13 | $0.03 |
Every Google Cloud TTS option at 10 hours a month
| Option | A month | Per minute |
|---|---|---|
| Standard voices Google lists these under legacy models. | $0 | $0 |
| WaveNet voices Listed at the same price and billing code as Standard. | $0 | $0 |
| Neural2 voices | $0 | $0 |
| Chirp 3: HD voices | $0 | $0 |
| Studio voices | $0 | $0 |
"Bigger plan" means the plan's minutes run out before 10 hours and no extra-minute price is published.
Gemini TTS or Google Cloud TTS: quick answers
Is Gemini TTS cheaper than Google Cloud TTS?
No: Google Cloud TTS is cheaper at every volume from 1 minute to 100 hours of speech a month. At 10 hours a month the cheaper side saves $9.07 a month, $109 a year: Gemini TTS on 2.5 Flash TTS costs $9.07 and Google Cloud TTS on Standard voices $0.
Gemini TTS or Google Cloud TTS: which costs less for 1, 10 or 100 hours of speech a month?
For 1 hour a month, Google Cloud TTS ($0 on Standard voices, against $0.907 on Gemini TTS's 2.5 Flash TTS). For 10 hours, Google Cloud TTS ($0 on Standard voices, against $9.07 on Gemini TTS's 2.5 Flash TTS). For 100 hours, Google Cloud TTS ($5.60 on Standard voices, against $90.67 on Gemini TTS's 2.5 Flash TTS). Each side's cheapest option, billed monthly where it can be, at 900 characters a minute.
What do Gemini TTS and Google Cloud TTS cost per minute?
Gemini TTS: $0.015 to $0.03 a minute pay as you go, billed in tokens. Google Cloud TTS: $0.004 to $0.144 a minute pay as you go ($0.004 to $0.16 per 1,000 characters). Minutes assume 900 characters of text each.
Do Gemini TTS and Google Cloud TTS have a free tier?
Gemini TTS: The Gemini API's free tier lists every Gemini TTS model but 2.5 Pro Preview TTS as “Free of charge”, and Google uses free-tier content to improve its products. It sets no free character allowance: “Rate limits depend on a variety of factors (such as your usage tier) and can be viewed in Google AI Studio.” Google Cloud lists no free usage for the same models. Google Cloud TTS: Google says “Text-to-Speech is priced based on the number of characters sent to the service to be synthesized into audio each month ... will be automatically charged if your usage exceeds the number of free characters allowed per month.” That is 4,000,000 characters a month on Standard voices and WaveNet voices (about 74 hours); 1,000,000 characters a month on Neural2 voices, Chirp 3: HD voices and Studio voices (about 19 hours).
How do Gemini TTS and Google Cloud TTS charge for speech?
Gemini TTS: In tokens, not characters: the text sent in and the audio that comes out, and Google says “Audio tokens correspond to 25 tokens per second of audio.” Google Cloud TTS: Per character, and Google says “The total number of characters in the input string are counted for billing purposes, including spaces and newline characters. All Speech Synthesis Markup Language (SSML) tags (except the <mark> tag) are also included in the character count.”
What does a one-off 10-hour job, an audiobook say, cost on Gemini TTS or Google Cloud TTS?
Gemini TTS's cheapest way is pay as you go on 2.5 Flash TTS, $9.07; Google Cloud TTS's cheapest way is pay as you go on Standard voices, which costs nothing inside its monthly free allowance.
Price only: voices, languages, latency and licences differ, so try both. Compare every voice tool for your own monthly minutes, or see every text-to-speech API.
Prices on this page were checked against the official pricing pages on .