gemini-3.1-flash-image-preview

deprecatedproprietary

Succeeded by gemini-nano-banana-2.1

Context
131K
Max output
33K
Input price
$0.5/1M tokens
Output price
$3/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Batch Processing

Details

Provider Google AI
Creator google
Familygemini-3.1
Licenseproprietary
Statusdeprecated
Typechat
Input modalitiestext, image
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window131K tokens
Max input—
Max output33K tokens
Reasoning tokens—
Knowledge cutoff
Release date—
Deprecation date
Successorgemini-nano-banana-2.1
Sourceofficial

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
InputCached inputOutput
Standard$0.5—$3
Batch$0.25—$1.5

Family Comparison: gemini-3.1

ModelContextMax outPricing
gemini-3.1-flash-lite-image66K4K$0.25$1.5
gemini-3.1-flash-lite-preview1.0M66K$0.25$1.5
gemini-3.1-flash-lite1.0M66K$0.25$1.5
gemini-3.1-flash-image-preview131K33K$0.5$3
gemini-3.1-flash-image131K33K$0.5$3
gemini-3.1-flash-live-preview131K66K$0.75$4.5
gemini-3.1-flash-tts-preview8K16K$1$20
gemini-3.1-pro-preview1.0M66K$2$12

API

GET/v1/models/google/gemini-3.1-flash-image-preview

gemini-3.1-flash-image-preview

deprecated
Changes · 12 entries
gemini-3.1-flash-image-previewupdateca7a400Nov 2, 2026, 03:02 AM
statusactive→deprecated
modalitiesinput["text","image","audio"]→["text","image"]output["text","image","audio"]→["text"]
deprecation_date2026-06-25
successorgemini-nano-banana-2.1
gemini-3.1-flash-image-previewupdateb61df6aOct 7, 2026, 06:39 AM
successorgemini-3.1-flash-image→gemini-nano-banana-2.1
gemini-3.1-flash-image-previewupdate88d97e5Jun 30, 2026, 04:49 AM
statusactive→deprecated
deprecation_date2026-06-25
successorgemini-3.1-flash-image
gemini-3.1-flash-image-previewupdate36c567eMar 27, 2026, 07:38 PM
statusdeprecated→active
deprecation_date2026-02-26
gemini-3.1-flash-image-previewupdatefa2bbbbMar 24, 2026, 05:22 AM
modalitiesinput["text","image","video","audio"]→["text","image","audio"]
descriptiona Latina Français Indonesia Italiano Polski Português – B...
taglinea Latina Français Indonesia Italiano Polski Português – B...
gemini-3.1-flash-image-previewupdate1cd659eMar 24, 2026, 04:19 AM
capabilitiesjson modeyes
gemini-3.1-flash-image-previewupdateb301ebeMar 23, 2026, 11:47 PM
descriptiona Latina Français Indonesia Italiano Polski Português – B...
taglinea Latina Français Indonesia Italiano Polski Português – B...
gemini-3.1-flash-image-previewupdate2b100acMar 23, 2026, 05:30 AM
model_typechat
licenseproprietary
page_urlhttps://ai.google.dev/gemini-api/docs/models/gemini-3.1-f...
open_weightno
gemini-3.1-flash-image-previewupdate7a4f1f6Mar 22, 2026, 05:43 AM
modalitiesoutput["text","image"]→["text","image","audio"]
pricinginput$0.5output$3batch input$0.25batch output$1.5tiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...
gemini-3.1-flash-image-previewupdateb50649fMar 21, 2026, 11:58 PM
tools["function_calling"]
endpoints["generateContent","streamGenerateContent"]
gemini-3.1-flash-image-previewupdatec9a70c5Mar 21, 2026, 08:12 AM
deprecation_dateFebruary 26, 2026→2026-02-26
knowledge_cutoffJanuary 2025→2025-01
gemini-3.1-flash-image-previewcreate7f5c66fMar 21, 2026, 05:16 AM