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Google: Gemini 2.0 Flash Thinking Preview 12-19

Google
Vision Tools Streaming
1M
Context
$0.1500
Input /1M
$0.6000
Output /1M
8K
Max Output
Run API Call Open in Chat

Google: Gemini 2.0 Flash Thinking Preview 12-19

Model Overview

Property Value
Model ID google/gemini-2.0-flash-thinking-exp-1219
Name Gemini 2.0 Flash Thinking Preview 12-19
Provider Google
Released December 19, 2024

Description

A dated experimental version of Gemini 2.0 Flash with thinking capabilities from December 19, 2024. Provides enhanced reasoning through explicit step-by-step problem solving.

Specifications

Spec Value
Context Window 1,048,576 tokens
Max Completion 8,192 tokens
Modalities Text, Image, Audio, Video

Pricing

Type Price
Input $0.15 per 1M tokens
Output $0.60 per 1M tokens

Capabilities

  • Vision: Yes
  • Tool Use: Yes
  • JSON Mode: Yes
  • Streaming: Yes
  • Reasoning/Thinking: Yes

Use Cases

Complex reasoning tasks, reproducible experiments requiring a fixed model version, mathematical problem solving.

Integration with LangMart

Gateway Support: Type 2 (Cloud), Type 3 (Self-hosted)

API Usage:

curl -X POST https://api.langmart.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-2.0-flash-thinking-exp-1219",
    "messages": [{"role": "user", "content": "Analyze this problem"}],
    "max_tokens": 8192
  }'
  • google/gemini-2.0-flash-thinking-exp - Latest thinking version
  • google/gemini-2.0-flash-thinking-exp-01-21 - January 21 version

Last Updated: December 28, 2025