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OpenAI model

GPT 5.1 Codex Max

GPT 5.1 Codex Max in the public OpenAI catalog.

Provider
OpenAI
Availability
Available
Model ID
gpt-5.1-codex-max
Snapshot
2026-10-07

GPT 5.1 Codex Max model overview

GPT 5.1 Codex Max is listed in the public Swarm catalog through OpenAI. This page summarizes the verified catalog fields used by Swarm without claiming real-time access for every provider account.

Provider
OpenAI
Family
Gpt 5
Context window
400K tokens
Thinking support
Not supported
Availability status
Available
Catalog ID
openai/gpt-5.1-codex-max
  • File input
  • Image input
  • Text input
  • Text output
  • Reasoning
  • Tools
  • Structured output
  • JSON

Run GPT 5.1 Codex Max in Swarm

Verified CLI workflow & multi-agent architecture

Quickstart Guide →
bash — swarm run
$swarm ctl model set --provider openai --model openai/gpt-5.1-codex-max

# Or switch interactively inside the terminal TUI:

>/models

Subagent Role Matrix

Assign GPT 5.1 Codex Max to specialized system roles in ~/.swarm/config.json:

  • Primary / Planner: Orchestrates full task DAGs and multi-stage pipelines.
  • Coder Subagent: Generates code and unit tests inside private Git worktrees.
  • Finder Subagent: Performs read-only code search, symbol discovery, and mapping.
System Agent Roles →Why Swarm Architecture →
← All OpenAI models

Public catalog snapshot. Catalog availability is not a real-time provider status or an access guarantee.