OpenAI Pricing → GPT-4.1 Verified Apr 2026

GPT-4.1 Pricing — $2.00/M input, $8.00/M output

OpenAI / April 2026
Input $2.00/M tokens
Output $8.00/M tokens
Context Window 128K tokens

Updated GPT-4 generation

Typical use cases

General-purpose inference, chat, extraction, structured output

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 $150.00
5M tokens/day 150M tokens $750.00
10M tokens/day 300M tokens $1,500.00

vs. other OpenAI models

Model Input ($/M) Output ($/M) Context
GPT-4o $2.50 $10.00 128K
GPT-4o mini $0.15 $0.60 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-4.1 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-4.1 quality →