GPT-4o API pricing
OpenAI model · context 128,000 tokens · max output 16,384 · vision. Last price check 2026-10-07. Official pricing.
| Input | $2.50 / 1M tokens |
|---|---|
| Output | $10.00 / 1M tokens |
| Cached input | $1.25 / 1M tokens |
| Batch input | $1.25 / 1M tokens |
| Batch output | $5.00 / 1M tokens |
What it costs per month
| Scenario (per month) | GPT-4o |
|---|---|
| Customer support chatbot 1,000 req/day · 1,500 in · 300 out | $174 |
| RAG over documents 500 req/day · 6,000 in · 400 out | $251 |
| Agent loop (10 calls/task, 200 tasks) 2,000 req/day · 8,000 in · 500 out | $1,080 |
| Batch summarization 10,000 req/day · 3,000 in · 200 out · batch | $1,425 |
Adjust the numbers in the calculator.
Cheaper alternatives
Lowest monthly cost for the chatbot scenario among non-reasoning models:
- Ministral 3b (latest) — $3.38/mo
- Ministral 8b (latest) — $5.06/mo
- Devstral Small (latest) — $5.17/mo
- Ministral 14b (latest) — $6.75/mo
- GPT-4o mini — $10.46/mo
Price history
No price changes recorded since tracking began on 2026-10-07.