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GPT-5.4

OpenAI
Announcement
GPT-5.4 launch post cover

Cost/1M tokens

input
$2.50
cached
$0.25
output
$15.00
Context
1.1Mtokens
Released
8mo ago

Specifications

Model

Developer
OpenAI
Family
GPTGPT-5.4
Type
Language model
Released
March 5, 2026
Model ID
openai/gpt-5.4

Capabilities

Input → output
Text, image, file → Text
Max output
128K tokens
Tokenizer
GPT
Knowledge cutoff
2025-08-31

Weights

Openness
Closed

Sources:models.devOpenRouter

Metadata synced Nov 12, 2026, 12:17 PM UTC

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