GPT-4.5
A research preview of OpenAI's largest and most capable GPT model to date. GPT-4.5 represents a significant advancement in scaling unsupervised learning, delivering broader world knowledge, dramatically reduced hallucinations (37.1% vs 61.8% for GPT-4o), and enhanced emotional intelligence for more natural human collaboration. Excels at creative tasks, writing assistance, and complex problem-solving with improved factual accuracy and nuanced understanding of user intent.
Specifications
- Architecture
- Unsupervised learning at scale with transformer architecture
- License
- Proprietary
- Context Window
- 128,000 tokens
- Max Output
- 16,384 tokens
- Training Data Cutoff
- October 2023
- Type
- multimodal
- Modalities
- textimage
Benchmark Scores
Graduate-level Problems in Quantitative Analysis (GPQA) evaluates advanced reasoning on graduate-lev...
American Invitational Mathematics Examination (AIME) 2024 problems....
Massive Multitask Language Understanding (MMLU) tests knowledge across 57 subjects including mathema...
Massive Multi-discipline Multimodal Understanding (MMMU) evaluates multimodal understanding across 3...
Evaluates models on real-world freelance software engineering tasks....
Software Engineering Benchmark (SWE-bench) evaluates models on real-world software engineering tasks...
Advanced Specifications
- Model Family
- GPT
- API Access
- Available
- Chat Interface
- Available
- Multilingual Support
- Yes
Capabilities & Limitations
- Capabilities
- Broad world knowledge with fewer hallucinationsImproved emotional intelligence and nuanced understandingExcels at creative writing and design tasksStrong at coding assistance and complex task automationSupports function calling and image inputs (tool use)
- Known Limitations
- Lacks chain-of-thought reasoning for complex logic/mathsSlower response times due to its large sizeCannot produce audio or video outputs (text-only replies)Still may hallucinate or err on factual queries
- Notable Use Cases
- Creative writing assistance and content brainstormingPersonalized learning, coaching, and communication helpMulti-step coding workflows and task automation
- Function Calling Support
- Yes
- Tool Use Support
- Yes