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NanoGPT

Gemini 3 Flash Thinking API

NanoGPT
About

Build advanced reasoning agents with Gemini 3 Flash Thinking, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.50/1M input and $3.00/1M output tokens. Access Gemini 3 Flash Thinking via the NanoGPT API with up to 66K output tokens.

Capabilities

Input Modalities

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Output Modalities

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Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Fixed
Attachment
Supported
Limits
Context Window
1.0M

Tokens

Input Limit
1.0M

Tokens

Max Output
66K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.50
Output
$3.00
Frequently Asked Questions

Gemini 3 Flash Thinking by NanoGPT costs $0.50 per 1M input tokens and $3.00 per 1M output tokens.

Model Details
ID
google/gemini-3-flash-preview-thinking
Provider
NanoGPT
Family
gemini-flash
Release Date
Dec 17, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
NANO_GPT_API_KEY
API Base URL
https://nano-gpt.com/api/v1
Documentation