LLM API PricesUpdated 2026-09-17 06:21:06 UTC

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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
ProviderInput $/MOutput $/MCached inYour cost
Cheaper Inference (discount marketplace)19% off0.201cheapest1.610.020
Official - OpenAI0.2502.000.025
Batch0.1251.000.013
Flex0.1251.000.013
Priority0.4503.600.045
OpenRouter (aggregator)stale0.2502.000.025
Batchstale0.1251.000.013
OrcaRouter (aggregator)0.2502.00-
TokenRouter (aggregator)0.2502.000.025

1.2× between the cheapest and the dearest of 5 sellers.

Against its tier

#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

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