OpenRouter model

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...

Provider
OpenRouter
Availability
Available
Model ID
openai/gpt-5.4
Snapshot
2026-08-28

OpenAI: GPT-5.4 model overview

OpenAI: GPT-5.4 is listed in the public Swarm catalog through OpenRouter. This page summarizes the verified catalog fields used by Swarm without claiming real-time access for every provider account.

Provider
OpenRouter
Family
OpenRouter
Context window
1.05M tokens
Thinking support
off · low · medium · high · xhigh
Availability status
Available
Catalog ID
openrouter/openai/gpt-5.4
  • File input
  • Image input
  • Text input
  • Text output
  • Reasoning
  • Tools
  • Structured output
  • JSON
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Public catalog snapshot. Catalog availability is not a real-time provider status or an access guarantee.