gpt-5.1-2025-11-13 (gpt-5.1-2025-11-13) is a chat model from openai with a 272K-token context window; capabilities tools, vision, reasoning; input image, pdf, text; output image, text.
272KContext
128KMax output
$1.25$ / 1M in
Pricing
Input
$1.25 / 1M tokens
Output
$10 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: litellm. Last verified 2026-07-22.