gemini-3.8-live-extended-thinking

proprietary
Context
131K
Max output
66K

Capabilities

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

Details

Provider Google Vertex AI
Creator Google AI
Familygemini-3.8
Licenseproprietary
Statusactive
Typechat
Input modalitiestext, image, audio
Output modalitiestext, image, audio
Open weightNo
Parameters—
Architecture—
Context window131K tokens
Max input—
Max output66K tokens
Reasoning tokens—
Knowledge cutoff—
Release date—
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Endpoints

Generate ContentPOST
Generate text from multimodal inputhttps://us-central1-aiplatform.googleapis.com/v1beta/models/{model}:generateContent
Stream ContentPOST
Stream text generation responseshttps://us-central1-aiplatform.googleapis.com/v1beta/models/{model}:streamGenerateContent

Family Comparison: gemini-3.8

ModelMax charsSample rateVoicesLanguages
gemini-3.8-flash-lite-tts————
gemini-3.8-flash-tts————
gemini-3.8-flash————
gemini-3.8-live-extended-thinking————
gemini-3.8-live————

API

GET/v1/models/vertex/gemini-3.8-live-extended-thinking

gemini-3.8-live-extended-thinking

Changes · 2 entries
gemini-3.8-live-extended-thinkingcreateca7a400Nov 2, 2026, 03:02 AM
gemini-3.8-live-extended-thinkingcreate40decdeSep 16, 2026, 06:38 AM