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GPT-4.5

OpenAILanguage modeling/generationQuestion answeringQuantitative reasoningTranslationVisual question answeringCode generationInstruction interpretation

The GPT-4.5 model is a frontier language modeling/generation model from OpenAI.

About GPT-4.5

We advance AI capabilities by scaling two complementary paradigms: unsupervised learning and reasoning. These represent two axes of intelligence. Unsupervised learning increases world model accuracy and intuition. Models like GPT‑3.5, GPT‑4, and GPT

LLM pricing & performance

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GPT-4.5 is available via API — live cost, context, and benchmark data:

Input / 1M
Output / 1M
Context
Tokens/sec
Aider Polyglot: 44.9LMArena (Chatbot Arena) Elo: 1417.4

Details

Provider
OpenAI
Task
Language modeling/generation,Question answering,Quantitative reasoning,Translation,Visual question answering,Code generation,Instruction interpretation
Released
2025-02-27
Open weights
No
View model source

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