o4 Mini
vendorOpenAI · o4-mini · prices updated June 14, 2026
Input · 1M tokens
$1.1
Cached input · 1M
$0.28−75%
Output · 1M tokens
$4.4
Price history
inputoutput
Specifications
Context window200,000
Knowledge cutoffJun 2024
Tokenizertiktoken (o200k_base)
Batch API−50% off the price
Tools
Web SearchCode InterpreterFile SearchMCP
Exact token counts: local tiktoken tokenizer (o200k_base). Tool calls are billed by the provider separately.
About the model
Lightweight reasoning model; API shuts down on 2026-10-23