gpt-5-nano-2025-08-07 (gpt-5-nano-2025-08-07) is a chat model from openai with a 272K-token context window; capabilities tools, vision, reasoning; input image, pdf, text; output text.
272KContext
128KMax output
$0.05$ / 1M in
Pricing
Input
$0.05 / 1M tokens
Output
$0.4 / 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.