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GPT 5 Mini (latest) API price
gpt-5-mini
The cheapest GPT 5 Mini (latest) API is $0.2014/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 Mini (08-07 snapshot).
SmallOpenAI400K context5 sellers
Input
$0.2014
per 1M tokens · Cheaper Inference (discount marketplace)
up to $0.25
Output
$1.6114
per 1M tokens · Cheaper Inference (discount marketplace)
up to $2.00
Where to buy it
Cheapest GPT 5 Mini (latest) API providers compared - 5 sellers, from $0.2014/M.
Cost calculator
| Provider | Input $/M | Output $/M | Cached in | Your cost |
|---|---|---|---|---|
| Cheaper Inference (discount marketplace)19% off | 0.201cheapest | 1.61 | 0.020 | |
| Official - OpenAI | 0.250 | 2.00 | 0.025 | |
| Batch | 0.125 | 1.00 | 0.013 | |
| Flex | 0.125 | 1.00 | 0.013 | |
| Priority | 0.450 | 3.60 | 0.045 | |
| OpenRouter (aggregator)stale | 0.250 | 2.00 | 0.025 | |
| Batchstale | 0.125 | 1.00 | 0.013 | |
| OrcaRouter (aggregator) | 0.250 | 2.00 | - | |
| TokenRouter (aggregator) | 0.250 | 2.00 | 0.025 |
1.2× between the cheapest and the dearest of 5 sellers.
Against its tier
- This model$1.8128
- 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
#15 of 19 small · cheaper than 22%
Details
- Context window
- 400K400,000 tokens
- Developer
- OpenAI
- Intelligence
- 20.6est.medium
- Sellers
- 51.2× spread
- Cached input
- $0.0201where the source publishes one
- Cheapest at
- Cheaper Inference (discount marketplace)
- Combined
- $1.8128in + out per 1M
- Last checked
- 2026-09-17