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GPT 5 Mini (latest) API price
openai/gpt-5-mini
The cheapest GPT 5 Mini (latest) API is $0.25/M input at Official - OpenAI - all 4 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 context4 sellers
Input
$0.25
per 1M tokens · Official - OpenAI
Output
$2.00
per 1M tokens · Official - OpenAI
Where to buy it
Cheapest GPT 5 Mini (latest) API providers compared - 4 sellers, from $0.25/M.
| Provider | Input $/M | Output $/M | Cached in |
|---|---|---|---|
| Official - OpenAI | 0.250cheapest | 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) | 0.250 | 2.00 | 0.025 |
| OrcaRouter (aggregator) | 0.250 | 2.00 | - |
| TokenRouter (aggregator) | 0.250 | 2.00 | 0.025 |
Against its tier
- This model$2.25
- Cheapest · Qwen 3.7 Flash$0.16
- Tier median · GPT 5.4 Nano (latest)$1.45
- Dearest · Claude Haiku 4.5$6.00
#14 of 18 small · cheaper than 24%
Details
- Context window
- 400K400,000 tokens
- Developer
- OpenAI
- Intelligence
- 31.6medium
- Sellers
- 4
- Cached input
- $0.025where the source publishes one
- Cheapest at
- Official - OpenAI
- Combined
- $2.25in + out per 1M
- Last checked
- 2026-08-28