# GPT-5.4

id: ent_gpt-5-4  
kind: product  
timeline: /timelines/gpt-5-4.md  
page: /record/gpt-5-4  
same_as: https://asof.is/record/gpt-5-4 (how to cite the id: /identifiers.md)  

frontier model for professional work with 1M-token context

## Fact pages

One page per fact: the current value with its sources, then every dated value and what replaced what. Fetch any of them as markdown.

- [GPT-5.4 release date](/record/gpt-5-4/model_release.md)

## All claims

One claim per line, newest first. Superseded claims stay visible.


## Posts and Hugging Face repos (1)

Dated items from the entity's own feeds, and the days its Hugging Face repositories were created, newest first.

- [GPT-5.4](/record/gpt-5-4.md) | model_release | GPT-5.4 | valid 2026-03-05 to present | conf 0.95 | valid | [clm_7D2AAD01D729](/claim/clm_7D2AAD01D729.md)
  sources: https://developers.openai.com/api/docs/changelog#2026-03-05

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.