1,000 o4-mini tokens cost $0.0011 as input or $0.0044 as output. Most workloads land in between — a 70/30 input/output split costs about $0.00209. Verified Aug 16, 2026
Interactive calculator
1,000 in · 0 out
Input price
$1.10 / 1M tokens
Output price
$4.40 / 1M tokens
Uncached pricing. Add caching and monthly projections in the full calculator.
What 1,000 tokens buys in practice
$0.00176
80% input / 20% output — short replies over conversation history.
$0.00143
90% input / 10% output — long retrieved context, grounded answers.
$0.001265
95% input / 5% output — full documents in, structured extraction out.
Same 1,000 tokens on other models
70/30 input/output split, uncached.
FAQ
1,000 input tokens cost $0.0011; 1,000 output tokens cost $0.0044. A typical 70/30 input/output mix costs about $0.00209. Rates: $1.10/M input, $4.40/M output.
A chat-style request of ~4,800 tokens (4,000 in + 800 out) means 1,000 tokens is roughly 0.2 requests. For a RAG workload with ~8,500 tokens per request, about 0.1 requests.
Yes — cached input costs $0.275/M instead of $1.10/M, a 75% discount on repeated context.