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GPT 5.4 Mini (latest) API price
gpt-5.4-mini
The cheapest GPT 5.4 Mini (latest) API is $0.525/M input at Cheaper Inference (discount marketplace) - all 5 providers compared below, per 1M tokens.
Rolling name - always points to the newest snapshot of this model. The pinned snapshots are priced separately: GPT 5.4 Mini (03-17 snapshot).
SmallOpenAI400K context5 sellers
Input
$0.525
per 1M tokens · Cheaper Inference (discount marketplace)
up to $0.75
Output
$3.15
per 1M tokens · Cheaper Inference (discount marketplace)
up to $4.50
Where to buy it
Cheapest GPT 5.4 Mini (latest) API providers compared - 5 sellers, from $0.525/M.
Cost calculator
| Provider | Input $/M | Output $/M | Cached in | Your cost |
|---|---|---|---|---|
| Cheaper Inference (discount marketplace)30% off | 0.525cheapest | 3.15 | 0.052 | |
| Official - OpenAI | 0.750 | 4.50 | 0.075 | |
| Batch | 0.375 | 2.25 | 0.037 | |
| Flex | 0.375 | 2.25 | 0.037 | |
| Priority | 1.50 | 9.00 | 0.150 | |
| OpenRouter (aggregator)stale | 0.750 | 4.50 | 0.075 | |
| Batchstale | 0.375 | 2.25 | 0.037 | |
| OrcaRouter (aggregator) | 0.750 | 4.50 | - | |
| TokenRouter (aggregator) | 0.750 | 4.50 | 0.075 |
1.4× between the cheapest and the dearest of 5 sellers.
Against its tier
- This model$3.675
- Cheapest · DeepSeek V4 Flash (0731 snapshot)$0.126
- Tier median · GPT 5.4 Nano (latest)$1.1682
- Dearest · GPT 5.4 Mini (03-17 snapshot)$5.25
#16 of 18 small · cheaper than 12%
Details
- Context window
- 400K400,000 tokens
- Developer
- OpenAI
- Intelligence
- 24.6xhigh
- Sellers
- 51.4× spread
- Cached input
- $0.0525where the source publishes one
- Cheapest at
- Cheaper Inference (discount marketplace)
- Combined
- $3.675in + out per 1M
- Last checked
- 2026-09-17