gpt-4.5-preview-2025-02-27 vs sonar-pro
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–
An advanced search model designed for complex queries, delivering deeper content understanding with enhanced search result accuracy and 2x more search results than standard Sonar.
Input$3
Output$15
Latency (p50)–
Output Limit–
Function Calling
-
JSON Mode
-
Input–
Output–
in$3out$15––