GPT-4.1

Language

4.8DX Score

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Killer Feature

75% Caching efficiency & perfect structured output

Pricing Structure

Input$2.00/1M

Output$8.00/1M

Free QuotaNone

Metadata

Last Updated:2026-04-26

Official Website:openai.com

Context Window:128k tokens

Max Output Limit:4k tokens

Supported Regions:

USEUAsia

Overview

OpenAI's next-generation large language model, significantly improving intelligence while lowering cost per token. It sets the industry standard for complex logical reasoning and structured data extraction in JSON format.

Pros

Industry-leading structured data output
75% improved prompt caching system
Massive plugin and tool ecosystem

Cons

Relatively high output costs
Occasional latency during peak hours

Ideal For

Enterprise apps requiring sophisticated business logic and data integrity

Top Use Cases

Complex logic analysisData extraction pipelinesIntelligent autonomous agents

AI Performance Benchmark

Efficiency Score: 28

MMLU-Pro

92.4

Verified Score

Intelligence98%

Speed65%

Accuracy96%

AI FinOps Insight

GPT-4.1 holds a unique position in the Language sector. In particular, the 75% Caching efficiency & perfect structured output feature significantly boosts developer productivity. Use the LegoStack calculator to precisely estimate costs based on your scale.

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