OpenAI Pricing → GPT-4o mini Verified Apr 2026

GPT-4o mini Pricing — $0.15/M input, $0.60/M output

OpenAI / April 2026
Input $0.15/M tokens
Output $0.60/M tokens
Context Window 128K tokens

Cost-efficient small GPT-4o model

Typical use cases

Classification, summarization, routing, triage

Estimated monthly cost at scale

Assumes 50/50 input/output token split at stated daily volume.

Daily Volume Monthly Tokens Estimated Monthly Cost
1M tokens/day 30M tokens $11.25
5M tokens/day 150M tokens $56.25
10M tokens/day 300M tokens $112.50

vs. other OpenAI models

Model Input ($/M) Output ($/M) Context
GPT-4o $2.50 $10.00 128K
GPT-4.1 $2.00 $8.00 128K
GPT-4.1 Mini $0.40 $1.60 128K
GPT-4.1 Nano $0.10 $0.40 128K
o3 $10.00 $40.00 200K
o4-mini $1.10 $4.40 200K
o1 $15.00 $60.00 200K
o1-mini $1.10 $4.40 128K
GPT-4 Turbo $10.00 $30.00 128K
GPT-3.5 Turbo $0.50 $1.50 16K

Not sure if GPT-4o mini is the right fit for your workload? Clawback tests cheaper alternatives against your actual prompts and tells you exactly where you're overpaying.

Test if a cheaper model matches GPT-4o mini quality →