OpenAI: GPT-5.5
OpenAI: GPT-5.5
ChatGPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, ...
Basic Info
Mode
Chat
Released
2026-04-24
Context Window
1M
Max Output
128K
Pricing
Input Price
$5/M
Output Price
$30/M
Cache Read
$0.5/M
Web Search
$0.01/R
Capabilities
Vision
Function Calling
Reasoning
Prompt Caching
Web Search
Web Fetch
Audio Input
Video Input
PDF Input
Protocols & Providers
Protocols
openaianthropic
Provider Count
1
Providers
Azure