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

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GPT 5.4 (latest) API price

gpt-5.4

The cheapest GPT 5.4 (latest) API is $1.75/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 (03-05 snapshot).

MidOpenAI1.1M context5 sellers
Input $1.75 per 1M tokens · Cheaper Inference (discount marketplace)
up to $2.50
Output $10.50 per 1M tokens · Cheaper Inference (discount marketplace)
up to $15.00

Where to buy it

Cheapest GPT 5.4 (latest) API providers compared - 5 sellers, from $1.75/M.

Cost calculator
ProviderInput $/MOutput $/MCached inYour cost
Cheaper Inference (discount marketplace)30% off1.75cheapest10.500.175
OpenRouter (aggregator)stale2.5015.000.250
Batchstale1.257.500.125
OrcaRouter (aggregator)2.5015.00-
TokenRouter (aggregator)2.5015.000.250
BatchOfficial - OpenAI1.257.500.130
<272K ctx2.5015.000.250
Flex1.257.500.130
Priority5.0030.000.500

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

Against its tier

#27 of 33 mid · cheaper than 19%

Details

Context window
1.1M1,050,000 tokens
Developer
OpenAI
Intelligence
39.0est.xhigh
Sellers
51.4× spread
Cached input
$0.175where the source publishes one
Cheapest at
Cheaper Inference (discount marketplace)
Combined
$12.25in + out per 1M
Last checked
2026-09-17

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