OpenAI

GPT-4.1 Nano

by OpenAItext+image+file->text3 endpoints
Neura Intelligence Index
10.8/ 100
Rank
#320
Confidence
medium
Benchmarks
5(13% coverage)

Overview

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

Text generation
Image understanding
Tool use / Function calling
Structured output
Prompt caching
Long context
File input
Top-P sampling
Deterministic seed

Modalities

Input
ImageTextFile
Output
Text

Technical Specifications

Context Window
1.0M tokens
Max Output
32.8K tokens
Knowledge Cutoff
2024-06-30
Tokenizer
GPT
Content Moderation
Enabled
Uptime (24h)
10000.0%
Country
🇺🇸US
Release Date
April 14, 20251y

Supported Parameters

max_completion_tokensmax_tokensresponse_formatseedstructured_outputstemperaturetool_choicetoolstop_p

Benchmark Performance

general

BenchmarkScoreSource
MMMLU
66.9
verified

reasoning

BenchmarkScoreSource
GPQA Diamond
50.3
verified

multimodal

BenchmarkScoreSource
MMMU
55.4
verified
CharXiv Reasoning
40.5
verified

agent

BenchmarkScoreSource
TAU-Bench Retail
22.6
verified

Performance Over Time

Pricing

Per 1M tokens
Input$0.10
Output$0.40
Cache read$0.03
Added
April 14, 2025
Last synced 9/16/2026