Pass IndexThe State of AISign in

GPT-5 mini (Fast)

GPT-5 mini is a cost optimized model that excels at reasoning/chat tasks.

text + image + file → text · made by OpenAI

$0.45$3.6per Mtok in / out
Vercel AI Gateway

Sold by 1 way

SellerLaneRate
Vercel AI Gateway aggregatorstandard$0.45per Mtok in$3.6per Mtok out$0.045per Mtok cachedai-gateway.vercel.sh · read 2026-08-25

About

GPT-5 mini (Fast) — a text model from OpenAI, sold by one company from $0.45 in and $3.6 out per million tokens.

It takes text, images and files and returns text, with a context window of 400,000 tokens. It was published in August 2025, trained on material up to May 2024. Its sellers say it can reason step by step and call a tool. The catalogue files it under chat. Only Vercel AI Gateway sells it, at $0.45 in and $3.6 out per million tokens.

Every current figure

Maker
OpenAI
Register
model
Takes
text + image + file
Returns
text
Context
400,000 tokens
Longest answer
128,000 tokens
Published
August 2025
Knowledge to
May 2024
Licence
not read
Sellers
1
Maker's own price
not read
Price
$0.45 in and $3.6 out per million tokens — Vercel AI Gateway

Known as 1 name

openai/gpt-5-mini-fast