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Provider Docs
GPT-5.5 Pro
gpt-proZenMux · openai/gpt-5.5-pro
Capabilities
Tool CallYes
ReasoningYes
Structured OutputYes
Temperature ControlNo
AttachmentsYes
Open WeightsNo
Modalities
Input
textimagepdf
Output
text
Pricing (per 1M tokens)
Input$30.00
Output$180.00
Direct installation coming soon — March 2026
Details
ProviderZenMux
Model IDopenai/gpt-5.5-pro
Familygpt-pro
Knowledge Cutoff2025-12-01
Release Date2026-04-23
Last Updated2026-04-23
Limits
Context1.1M
Max Input922K
Max Output128K
SDK
@ai-sdk/openai-compatible