Gemini 2.5 Flash Preview TTS vs Gemini 2.5 Pro Preview TTS: API price and specs

Gemini 2.5 Flash Preview TTS is 50% cheaper than Gemini 2.5 Pro Preview TTS on input price.

Gemini 2.5 Flash Preview TTS is 50% cheaper than Gemini 2.5 Pro Preview TTS on output price.

Gemini 2.5 Flash Preview TTS is 50% cheaper than Gemini 2.5 Pro Preview TTS on a 1M-in / 200k-out workload.

Gemini 2.5 Pro Preview TTS has a 100% larger context than Gemini 2.5 Flash Preview TTS.

Field	Gemini 2.5 Flash Preview TTS	Gemini 2.5 Pro Preview TTS
Lowest input, per 1M	$0.50	$1.00 +100%
Median input, per 1M	$0.50	$1.00 +100%
Lowest output, per 1M	$0.50	$1.00 +100%
Median output, per 1M	$5.25	$10.50 +100%
Lowest unit price	—	—
Cost of 1M in + 200k out	$0.60	$1.20 +100%
Context	1M +50%	2.1M
Max output	66K	66K
Providers	3	3
Regions	—	—
Accepts	text	text
Returns	audio, text	audio, text
Type	Text to speech	Text to speech
Free option	no	no
Cheapest provider	abacus	abacus

Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.

Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.

Providers selling both

abacus, aihubmix, google

Frequently asked questions

Which is cheaper, Gemini 2.5 Flash Preview TTS or Gemini 2.5 Pro Preview TTS?

Gemini 2.5 Flash Preview TTS is 50% cheaper than Gemini 2.5 Pro Preview TTS on input price. Gemini 2.5 Flash Preview TTS is 50% cheaper than Gemini 2.5 Pro Preview TTS on output price. Gemini 2.5 Flash Preview TTS is 50% cheaper than Gemini 2.5 Pro Preview TTS on a 1M-in / 200k-out workload.

Which has the larger context, Gemini 2.5 Flash Preview TTS or Gemini 2.5 Pro Preview TTS?

Gemini 2.5 Flash Preview TTS: 1M tokens; Gemini 2.5 Pro Preview TTS: 2.1M tokens.

Where can I use both Gemini 2.5 Flash Preview TTS and Gemini 2.5 Pro Preview TTS?

abacus, aihubmix, google