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GPT-5.1

OpenAI GPT-5

ActiveReleased 2025-10-15
ChatJSON modePrompt cachingReasoningStreamingTool callingVision
200K
Context window
Yes
Reasoning support
Yes
Tool calling

Pricing

Input
$1.25/M
Output
$10.00/M

Shown for OpenAI, the primary provider surface for this model. Pricing is Cloptima's known static list pricing; live/negotiated rates may differ.

Available via 2 providers

OpenAI
Gateway-routable
gpt-5.1
200K context$1.25/$10.00 per M tokens
ChatJSON modePrompt cachingReasoningStreamingTool callingVision
Azure OpenAI
Gateway-routable
gpt-5.1
200K context$1.25/$10.00 per M tokens
ChatJSON modePrompt cachingReasoningStreamingTool callingVision