gpt-4.5-preview-2025-02-27 vs r1-1776
Pricing, Performance & Features Comparison
This is a research preview of GPT-4.5, our largest and most capable GPT model yet. Its deep world knowledge and better understanding of user intent makes it good at creative tasks and agentic planning. It accepts both text and image inputs and produces text outputs (including Structured Outputs). GPT-4.5 also supports key developer features like function calling, Batch API, and streaming.
Input$75
Output$150
Latency (p50)-
Output Limit16K
Function Calling
JSON Mode
InputText, Image
OutputText
in$75out$150cache$38-
Context Length128K
Reasoning
Providers1
ReleasedFeb 2025
Knowledge CutoffOct 2023
License-
R1 1776 is a DeepSeek-R1 reasoning model that has been post-trained by Perplexity AI to remove Chinese Communist Party censorship.
Input$2
Output$8
Latency (p50)-
Output Limit8K
Function Calling
-
JSON Mode
-
InputText
OutputText
in$2out$8--