Gemini 2.5 Flash TTS
CHEAP · cheapest third for this operationGoogle Gemini 2.5 Flash TTS costs $0.015 for one minute of speech. That is the cheapest third of the 8 entries we price on the same operation.
Gemini 2.5 Flash TTS · the arithmetic
the unit$0.00001 per audio token · Pay-as-you-go, no plan to buy: output audio tokens $10.00 per 1 million; input text tokens $0.50 per 1 million. No free tier for this model.
the meterThe page states, as a footnote to the Gemini-TTS table: 'Audio tokens correspond to 25 tokens per second of audio'. One minute of speech = 60 x 25 = 1,500 audio tokens.
the sum1,500 audio tokens x $10 / 1,000,000 = $0.015 per minute of speech. The seconds-to-tokens equivalence is Google's own, so no characters-per-minute assumption of ours enters. Input text adds roughly $0.0001 per minute (~225 text tokens) and is ignored.
the verdictCHEAP · cheapest third for this operation
the catchGemini 3.1 Flash TTS (Preview) and Gemini 2.5 Pro TTS cost $20.00 per 1M audio tokens, i.e. $0.03 per minute by the same arithmetic.
read on 14 sep 2026 · pricing page ↗ · documentation ↗
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How much does Gemini 2.5 Flash TTS cost on Google?
$0.015 for 1 min of speech, read from Google's own pages on 14 sep 2026. The meter: The page states, as a footnote to the Gemini-TTS table: 'Audio tokens correspond to 25 tokens per second of audio'. One minute of speech = 60 x 25 = 1,500 audio tokens..
Where does this number come from?
1,500 audio tokens x $10 / 1,000,000 = $0.015 per minute of speech. The seconds-to-tokens equivalence is Google's own, so no characters-per-minute assumption of ours enters. Input text adds roughly $0.0001 per minute (~225 text tokens) and is ignored.
What counts as one operation here?
1 min of speech. Every entry in the same operation is priced on that same unit, which is what makes the comparison mean anything.