OpenAI: GPT-4.1 Nano

OpenAI: GPT-4.1 Nano

openai · Released Apr 14, 2025 Efficient
Intelligence #166 / 556
47.0 Our Score
Speed #60 / 257
148.3 tokens / sec
Input #189 / 557
$0.100 per 1M tokens
Output #217 / 557
$0.400 per 1M tokens
Context #44 / 557
1M tokens

Analysis Summary

OpenAI: GPT-4.1 Nano sits in the Efficient tier on our leaderboard, ranked #166 of 556 published models on overall intelligence. At $0.100 input and $0.400 output per 1M tokens, it is among the most expensive on the market. It offers an exceptionally large context window suited to long-document workflows and supports tool use, function calling, and vision.

Editorial notes

GPT-4.1 Nano offers a 1M token context, vision, tool use, and function calling at $0.10/$0.40 per million tokens; reasoning and coding scores are limited but the capability breadth suits lightweight agentic tasks.

Assessed May 14, 2026

Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?

Performance Profile

Intelligence2.9Technical2.1Value8.3Content4
Intelligence 2.9/10
Technical 2.1/10
Content 4/10
Value 8.3/10

For tasks that demand low latency, GPT‑4.1 nano is the fastest and cheapest model in the GPT-4.1 series. It delivers exceptional performance at a small size with its 1 million..

Capabilities

Tool Use Function Calling Vision

Performance Indices

Source: Artificial Analysis

13 Intelligence Index
11.2 Coding Index
10.5 Agentic Index
24 Math Index

Benchmark Scores

Intelligence

GPQA Diamond 51.2% Graduate-level scientific reasoning
HLE 3.9% Humanity's Last Exam
MMLU Pro 65.7% Multi-task language understanding
MATH 500 84.8% Mathematical problem-solving
AIME 23.7% Competition mathematics
AIME 2025 24% Competition mathematics (2025)
SciCode 25.9% Scientific computing

Technical

LiveCodeBench 32.6% Live coding evaluation
TerminalBench Hard 3.8% Agentic terminal tasks
τ²-Bench 17.3% Conversational agent benchmark

Content

IFBench 32% Instruction following
LCR 17% Long-context reasoning

Benchmark data from Artificial Analysis and Hugging Face

How does OpenAI: GPT-4.1 Nano stack up?

Compare side-by-side with other efficient models.

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Model Information

OpenRouter ID openai/gpt-4.1-nano
Provideropenai
Model FamilyGPT-4
Release Date April 14, 2025
Context Length1,047,576 tokens
Max Completion32,768 tokens
Status Active

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $0.10 $0.000100
Output $0.40 $0.000400

Live Performance

Live endpoint metrics — refreshed every 30 minutes.

95.2%
Avg Uptime
508ms
Best Latency (TTFT)
71 tok/s
Best Throughput
2/3
Active Endpoints
Available via: OpenAI, Azure

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