OpenAI

GPT-4.1

Complete specs, pricing, and benchmark data for GPT-4.1 by OpenAI. Last verified 2026-04-03.

VisionMultimodalJSON ModeFunctionsStreamingCode Exec
Pricing

Input / 1M tokens

$2.00

Output / 1M tokens

$8.00

Cached Input / 1M

$0.500

Context & Output

Context Window

1.047576M

Max Output

32,768

TTFT

260ms

Speed

88 tok/s

Benchmarks

Arena ELO

1290

Coding ELO

1320

Reasoning ELO

1285

HumanEval

93.4

MMLU

90.2

MATH

82.1

GPQA

66.3

Price History (Input $/M tokens)

Strengths
  • +1M token context window
  • +Excellent coding performance
  • +Strong instruction following
  • +Competitive pricing for its capability
Limitations
  • -Higher latency on long contexts
  • -More expensive than GPT-4o
  • -Newer model with less community testing

Best For

CodingLong ContextAgentsGeneral Purpose

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