OpenAIgpt-5.5-pro
OpenAI: GPT-5.5 Pro API Pricing
GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with supp...
Base Input Price$30.00/ 1M tokens
Base Output Price$180.00/ 1M tokens
Prompt Cache Read$15.000-50% discount
Batch API Rate-50%24h async offload
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