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GPT-5.4 API Pricing — $2.50/M input, $15.00/M output

Best intelligence at scale for agentic, coding, and professional tasks.

Legacy — superseded by GPT-5.6 Sol See GPT-5.6 Sol pricing.
No announced shutdown date. Source · Full retirement tracker
Input
$2.50/M
Output
$15.00/M
Blended
$5.63/M
Provider
Verified 2026-04-06source

Speed

Not yet measured — see the speed benchmark leaderboard for models we do track.

Cost at scale

Tokens / monthEst. cost (blended 3:1)
100,000$0.56
1,000,000$5.63
10,000,000$56.25
100,000,000$562.50

How GPT-5.4 compares

GPT-5 Nano$0.14/MGPT-4o Mini$0.26/MGPT-5.6 Luna$0.45/MGPT-5.4 Nano$0.46/MGPT-5 Mini$0.69/MClaude Sonnet 4.6$6.00/MClaude Sonnet 4.5$6.00/MClaude Sonnet 4$6.00/M
See all OpenAI models →

FAQ

Is GPT-5.4 cheaper than Claude Sonnet 4.6?

GPT-5.4 costs $5.63/M blended tokens, Claude Sonnet 4.6 costs $6.00/M — GPT-5.4 is cheaper.

How much does 1 million tokens cost with GPT-5.4?

At a 3:1 input:output ratio, 1 million blended tokens costs approximately $5.63. Pure input costs $2.50/M; pure output costs $15.00/M.

Who provides GPT-5.4?

GPT-5.4 is served by OpenAI. Pricing was last verified on 2026-04-06 against https://openai.com/api/pricing.

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