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GPT-4.1

Release Date 2025-04-14(Knowledge cutoff 2024-06-30)··1.0M IN · 33K OUTProprietary Model|API available
Overall1.5Top 96%
AutomationNo data
Office1.0Top 98%Coding1.0Top 100%

GPT-4.1 is OpenAI's flagship language model optimized for coding, instruction following, and long-context reasoning, released in April 2025. It supports a 1-million-token context window — over 8× the capacity of GPT-4o — and achieves 54.6% on SWE-bench Verified, representing a major improvement in real-world software engineering tasks. The model excels at precise code diffs, agent reliability, and high recall across large document contexts, making it well-suited for IDE tooling, automated coding agents, and enterprise knowledge retrieval.

  1. 01ImagesGenerated images
  2. 02CostCost · Usage · Speed
  3. 03User CompareUser Comparisons
  4. 04Expert EvalExpert Performance Evaluation
  5. 05OpinionPublic Opinion
  6. 06Related Info

API cost

Official price
$2IN$8OUT
Calculate Cost
SourceOpenAI official docs

Output Speed

Fastper 2,000 tokens
First Output1.0s
total26.9s
77tok/s
First Output 1.0stotal: 26.9s
SourceOpenRouterLast updatedOct 8, 2026

User Comparisons

Response Speed
First response 2.6sTotal 9.8s
First response 2.6sTotal 9.8s
76 tok/s
SourceAIB Inc.Last updatedApr 18, 2026

Expert Performance Evaluation

Overall performance

MoreAll overall performance AI rankings
12.7131380.6%

About AA Intelligence IndexMore about AA Intelligence Index

Automation (agents)

MoreAll automation AI rankings
QCan it handle customer service by the rules?TAU2·Bottom 16%#68
47.1%

About TAU2More about TAU2

Documents and office work

MoreAll documents and office work AI rankings
68.3%127963.1%63.9%24.6%

About Long Context ReasoningMore about Long Context Reasoning

Research and fact-checking

MoreAll research and fact-checking AI rankings
140831.1%5.6%94.4%59.0

About Arena Text FactualityMore about Arena Text Factuality

Coding

MoreAll coding AI rankings
134055813.6%21.845.7%38.1%48.5%39.0%52.4%132442.0%

About Arena CodingMore about Arena Coding

Writing and chat

MoreAll writing and chat AI rankings
1308129943.0%128612971291

About Arena Writing, Literature & LanguageMore about Arena Writing, Literature & Language

Math and science

MoreAll math and science AI rankings
4.2%130366.6%38.3%34.734.7%6.0%1319130991.3%83.0%5.5%0.0%5.5%0.4%27.0%2.2%6.0%68.3%25.6

About Humanity's Last ExamMore about Humanity's Last Exam

Image understanding

MoreAll image understanding and analysis AI rankings
QCan it tell where a photo was taken from a single image?GeoBench·Bottom 50%#4
72.0%

About GeoBenchMore about GeoBench

Specialized fields

1252126213131290130313149.4%45.6%40.1%51.5%45.8%87.5%87.3%87.0%87.0%67.0%73.3%60.8%68.0%80.5%95.8%79.0%78.3%76.0%67.0%43.3%14.0%11.0%77.0%8.8%83.0%63.0%60.0%83.0%63.0%81.0%8.1%72.6%81.8%69.7%14.8%64.5%57.1%77.1%3.0%20.7%

About Arena KoreanMore about Arena Korean

See each evaluation’s detail page for its source and last update·Data sources & removal requests

Related Info

OpenAI
PrivateAI Native
OpenAI
🇺🇸 San Francisco2015ARR $20B+$840B~3,500
GPT-6 Luna DecisionsGPT-6.1 SolGPT-6 SolGPT-6 LunaGPT Image 2.5 Flare