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OpenAI GPT-5.4

GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...

OpenAI GPT-5.4 costs $2.50 per 1M input tokens and $15.00 per 1M output tokens at the standard tier, the lowest default-region price among the 3 providers SF·SIX tracks, from OpenAI. Cached input reads cost $0.25 per 1M tokens. Updated ; prices checked .

Checked · Source: OpenRouter · Methodology

Developer
OpenAI
Input modalities
text, image, file
Output modalities
text
Context tokens
1,050,000
Latest price observation
2026-10-17
Lowest paired standard token quote
$2.50 input / $15.00 output per 1M tokens

Dated price and provider records

Dated price and provider records
Provider and channelInputOutput or native rateUnit and statusSource and observation
AzureOpenRouter$2.50$15.001M tokenspriced · USDOpenRouter2026-10-17
OpenAIOpenRouter$2.50$15.001M tokenspriced · USDOpenRouter2026-10-17
Amazon BedrockOpenRouter · us-east-1 region$2.75$16.501M tokenspriced · USDOpenRouter2026-10-17
AzureOpenRouter · EU region$2.75$16.501M tokenspriced · USDOpenRouter2026-10-17
AzureOpenRouter · US region$2.75$16.501M tokenspriced · USDOpenRouter2026-10-17
OpenAIOpenRouter · Fast tier$5.00$30.001M tokenspriced · USDOpenRouter2026-10-17
OpenAIOpenRouter · Flex tier$1.25$7.501M tokenspriced · USDOpenRouter2026-10-17

Batch and free variants

These are dated, non-executable observations. Verify the exact endpoint, price and terms with the source before use. Unknown values are not free.

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