GPT-4.5
OpenAIOverview
GPT-4.5 is OpenAI's most advanced model, offering improved reasoning, coding, and creative capabilities with faster performance and longer context handling than GPT-4. It features enhanced instruction following, reduced hallucinations, and better factual accuracy.
GPT-4.5 was released on February 27, 2025. API access is available through OpenAI.
Performance
Timeline
Other Details
Related Models
Compare GPT-4.5 to other models by quality (GPQA score) vs cost. Higher scores and lower costs represent better value.
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Benchmarks
GPT-4.5 Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Wed Dec 17 2025Pricing
Pricing, performance, and capabilities for GPT-4.5 across different providers:
| Provider | Input ($/M) | Output ($/M) | Max Input | Max Output | Latency (s) | Throughput | Quantization | Input | Output |
|---|---|---|---|---|---|---|---|---|---|
OpenAI | $75.00 | $150.00 | 128.0K | 4.1K | 20.0 | 50.0 tok/s | — | Text Image Audio Video | Text Image Audio Video |
Example Outputs
Recent Posts
Recent Reviews
API Access
API Access Coming Soon
API access for GPT-4.5 will be available soon through our gateway.
FAQ
Common questions about GPT-4.5