GPT-5.4 Nano
vendorOpenAI · gpt-5.4-nano · prices updated June 18, 2026
Input · 1M tokens
$0.2
Cached input · 1M
$0.02−90%
Output · 1M tokens
$1.25
Price history
inputoutput
Specifications
Context window1,050,000
Knowledge cutoffAug 2025
Tokenizertiktoken (o200k_base)
Batch API−50% off the price
Tools
Web SearchCode InterpreterFile SearchImage GenerationMCP
Exact token counts: local tiktoken tokenizer (o200k_base). Tool calls are billed by the provider separately.