GPT-5.6 Sol API

gpt-5-6-solCopy

OpenAICommercial use API verifiedText & reasoning

GPT-5.6 — frontier reasoning and generation through one API.

by OpenAI

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Pricing: Input 135 credits / 1M tokens (≈ $1.35), Output 810 credits / 1M tokens (≈ $8.1). Cached Input 13.5 credits / 1M tokens (≈ $0.135), Cache Writes 168.75 credits / 1M tokens (≈ $1.6875) — applied automatically when the upstream reports cached tokens for your prompt; there is no field to request them.