GPT-4 Turbo (2024-04-09)

Knowledge cutoff

Dec 2023

Family

gpt-turbo

Model ID

gpt-4-turbo-2024-04-09

Not stated on OpenAI’s pages: max input, reasoning, reasoning efforts, reasoning can be off, max thinking budget, structured output, built-in tools, aliases.

• LMArena Text 1,325

  #138 of 163 listed models · CI 1,321–1,329 · 98,114 votes

• Epoch AI · FrontierMath Tiers 1–3 0.7%

  #82 of 84 listed models · ±0.5

• Epoch AI · GPQA Diamond 46.6%

  #137 of 168 listed models · ±2.66

• Epoch AI · MATH Level 5 46.7%

  #42 of 64 listed models · ±1.14

• LMArena (Arena), leaderboard-dataset on Hugging Face, licensed CC BY 4.0 · License · as of Nov 8, 2026
• Epoch AI, 'Capabilities & benchmarking'. Published online at epoch.ai. Retrieved from 'https://epoch.ai/benchmarks'. Licensed CC BY 4.0. · License · as of Oct 18 – Nov 4, 2026
• changes we made

• Oct 23, 2026Retirement OpenAI retires o4-mini, o3-mini, o1 and 12 more o4-mini, o3-mini, o1, o1-pro, GPT-Image-1, GPT-4o (2024-05-13), GPT-4, GPT-4 Turbo, gpt-4-1106-preview, GPT-4.1 nano, GPT-3.5 Turbo, GPT-4 Turbo (2024-04-09), GPT-4.1 nano (2025-04-14), GPT-4 (2023-06-13) and GPT-3.5 Turbo (2024-01-25) are now retired.

1. Oct 23, 2026 Available → Retired on OpenAI API
2. Oct 23, 2026 Deprecated → Retired

• OpenAI API pricing (opens in a new tab) developers.openai.com · checked Nov 2, 2026
• Deprecations (opens in a new tab) developers.openai.com · checked Nov 8, 2026
• GPT-4 Turbo (opens in a new tab) developers.openai.com · checked Nov 8, 2026
• New models and developer products announced at DevDay | OpenAI (opens in a new tab) openai.com · checked Nov 4, 2026

OpenAI’s official policies: data use, privacy, terms →

OpenAI · United States · openai.com

Snapshots, the same family and other models from this provider

• GPT-4 Turbo
• GPT-6-Cyber
• gpt-6-astra-law
• GPT-6 Rosalind
• GPT-6.1 Terra
• GPT-6.1 Sol
• GPT-6 Luna
• GPT-6 Sol