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OpenAI: GPT-5.4 (batch)

modeltested · static-verifiedscore 20/100signed passport ✓published 232d ago · verified 2026-10-20

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...

Declared tools (3)

text+image+file->texttool-callingstructured-outputs

model:openrouter:openai/gpt-5.4:batch