gemini-2.5-flash-preview-tts

tts

Context

Max output

16K

Input price

$0.5/1M tokens

Output price

$10/1M tokens

Capabilities

vision

tool call

structured output

reasoning

json mode

streaming

fine tuning

batch

Details

ProviderGoogle AI

CreatorGoogle AI

Familygemini-2.5

Statusactive

Input modalitiestext, image, video, audio

Output modalitiestext, image, audio

Knowledge cutoff—

Release date—

Deprecation date—

Typetts

Reasoning tokens—

Max input—

Sourceofficial

Last updated2026-03-22

Tools

Function Callingfunction_calling

Call external functions and APIs

Endpoints

Generate ContentPOST

Generate text from multimodal inputhttps://generativelanguage.googleapis.com/v1beta/v1beta/models/{model}:generateContent

Stream ContentPOST

Stream text generation responseshttps://generativelanguage.googleapis.com/v1beta/v1beta/models/{model}:streamGenerateContent

Pricing

Text tokensPer 1M tokens

	Input	Cached input	Output
Standard	$0.5	—	$10
Batch	$0.25	—	$5

Family Comparison: gemini-2.5

Model	Perf	Speed	Context	Max out	Input	Output
gemini-2.5-flash-image-previewVS	—	—	—	—	—	—
gemini-2.5-flash-lite-preview-09-2025RVTS	—	—	1.0M	66K	—	—
gemini-2.5-flash-native-audio-preview-12-2025RVTS	—	—	131K	8K	—	—
gemini-2.5-flash-preview-05-20VS	—	—	—	—	—	—
gemini-2.5-flash-preview-09-2025RVTS	—	—	1.0M	66K	—	—
gemini-2.5-flash-preview-09-25VS	—	—	—	—	—	—
gemini-2.5-pro-preview-03-25VS	—	—	—	—	—	—
gemini-2.5-pro-preview-05-06VS	—	—	—	—	—	—
gemini-2.5-pro-preview-06-05VS	—	—	—	—	—	—
gemini-2.5-flash-liteRVTS	—	—	1.0M	66K	$0.1	$0.4
gemini-2.5-flash-imageRVTS	—	—	66K	33K	$0.3	$0.04
gemini-2.5-flashRVTS	—	—	1.0M	66K	$0.3	$2.5
gemini-2.5-flash-preview-ttsRVTS	—	—	8K	16K	$0.5	$10
gemini-2.5-pro-preview-ttsRVTS	—	—	8K	16K	$1	$20
gemini-2.5-computer-use-preview-10-2025RVTS	—	—	128K	64K	$1.25	$10
gemini-2.5-proRVTS	—	—	1.0M	66K	$1.25	$10

API

GET/v1/models/google/gemini-2.5-flash-preview-tts

gemini-2.5-flash-preview-tts

Changes · 3 entries

gemini-2.5-flash-preview-ttsupdate7a4f1f6Mar 22, 2026, 05:43 AM

modalitiesoutput["text","image"]→["text","image","audio"]

pricinginput$0.5output$10batch input$0.25batch output$5tiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...

gemini-2.5-flash-preview-ttsupdateb50649fMar 21, 2026, 11:58 PM

model_typetts

tools["function_calling"]

endpoints["generateContent","streamGenerateContent"]

gemini-2.5-flash-preview-ttscreate7f5c66fMar 21, 2026, 05:16 AM