Price updated Mar 17, 2026: input price per 1m changed from $5.00 to $4.00/1M tokens (-20%)
GPT-REALTIME-1.5 API Cost Calculator
Estimate your monthly API costs for GPT-REALTIME-1.5 from Openai.
Pricing per 1M tokens
Input
$4.00
Output
$0.4000
Streaming
Pricing last verified: Mar 18, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
What are you building?
Cost Breakdown
Input cost/request$0.002000
Output cost/request$0.000120
Cost per request$0.002120
Daily cost (1,000 requests)$2.12
Monthly estimate$63.60
Annual estimate$763.20
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| GPT-REALTIME Openai | $4.00 | $0.4000 |
| GPT-5 Image Mini Openai | $2.50 | $2.00 |
| GPT-4.1FINE-TUNING Openai | $3.00 | $0.7500 |
| GPT-5.4 Mini Openai | $0.7500 | $4.50 |
| GPT-3.5 Turbo Instruct Openai | $1.50 | $2.00 |
Frequently Asked Questions
How much does GPT-REALTIME-1.5 cost per token?
GPT-REALTIME-1.5 is priced at $4.00 per 1M input tokens and $0.4000 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
How does GPT-REALTIME-1.5 compare to similar models?
GPT-REALTIME-1.5 costs $4.00 input and $0.4000 output per 1M tokens. GPT-3.5 Turbo Instruct is less expensive at $1.50 input and $2.00 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the GPT-3.5 Turbo Instruct page at /tools/cost-calculator/openai/gpt-3-5-turbo-instruct.