GPT-4.1FINE-TUNING API Cost Calculator
Estimate your monthly API costs for GPT-4.1FINE-TUNING from Openai.
Pricing per 1M tokens
Input
$3.00
Output
$0.7500
Streaming
Pricing last verified: Mar 18, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
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Cost Breakdown
Input cost/request$0.001500
Output cost/request$0.000225
Cost per request$0.001725
Daily cost (1,000 requests)$1.72
Monthly estimate$51.75
Annual estimate$621.00
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| GPT-3.5 Turbo Instruct Openai | $1.50 | $2.00 |
| GPT-REALTIME Openai | $4.00 | $0.4000 |
| GPT-REALTIME-1.5 Openai | $4.00 | $0.4000 |
| GPT-3.5 Turbo (older v0613) Openai | $1.00 | $2.00 |
| GPT-5 Image Mini Openai | $2.50 | $2.00 |
Frequently Asked Questions
How much does GPT-4.1FINE-TUNING cost per token?
GPT-4.1FINE-TUNING is priced at $3.00 per 1M input tokens and $0.7500 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
How does GPT-4.1FINE-TUNING compare to similar models?
GPT-4.1FINE-TUNING costs $3.00 input and $0.7500 output per 1M tokens. GPT-3.5 Turbo (older v0613) is less expensive at $1.00 input and $2.00 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the GPT-3.5 Turbo (older v0613) page at /tools/cost-calculator/openai/gpt-3-5-turbo-0613.