{
  "models": [
    {
      "slug": "gpt-5.6-sol",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "low",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text_and_image",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": true,
      "truncation_policy": {
        "mode": "tokens",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": "v2",
      "use_responses_lite": true,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 272000,
      "auto_compact_token_limit": null,
      "comp_hash": "3000",
      "reasoning_summary_format": "experimental",
      "default_reasoning_summary": "none",
      "display_name": "GPT-5.6-Sol",
      "description": "Latest frontier agentic coding model.",
      "default_reasoning_level": "low",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Fast responses with lighter reasoning"
        },
        {
          "effort": "medium",
          "description": "Balances speed and reasoning depth for everyday tasks"
        },
        {
          "effort": "high",
          "description": "Greater reasoning depth for complex problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning depth for complex problems"
        },
        {
          "effort": "max",
          "description": "Maximum reasoning depth for the hardest problems"
        },
        {
          "effort": "ultra",
          "description": "Maximum reasoning with automatic task delegation"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "list",
      "minimal_client_version": "0.144.0",
      "supported_in_api": true,
      "availability_nux": {
        "message": "Our most capable model yet. GPT-5.6 Sol can tackle complex code changes, dig into research, produce polished documents, and take on your most ambitious work. Sol is highly capable at lower reasoning efforts\u2014try starting lower, then turn it up for harder jobs."
      },
      "upgrade": null,
      "priority": 1,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "free",
        "free_workspace",
        "go",
        "hc",
        "k12",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [
        {
          "id": "priority",
          "name": "Fast",
          "description": "1.5x speed, increased usage"
        }
      ],
      "additional_speed_tiers": ["fast"],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    },
    {
      "slug": "gpt-5.6-terra",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "low",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text_and_image",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": true,
      "truncation_policy": {
        "mode": "tokens",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": "v2",
      "use_responses_lite": true,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 272000,
      "auto_compact_token_limit": null,
      "comp_hash": "3000",
      "reasoning_summary_format": "experimental",
      "default_reasoning_summary": "none",
      "display_name": "GPT-5.6-Terra",
      "description": "Balanced agentic coding model for everyday work.",
      "default_reasoning_level": "medium",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Fast responses with lighter reasoning"
        },
        {
          "effort": "medium",
          "description": "Balances speed and reasoning depth for everyday tasks"
        },
        {
          "effort": "high",
          "description": "Greater reasoning depth for complex problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning depth for complex problems"
        },
        {
          "effort": "max",
          "description": "Maximum reasoning depth for the hardest problems"
        },
        {
          "effort": "ultra",
          "description": "Maximum reasoning with automatic task delegation"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "list",
      "minimal_client_version": "0.144.0",
      "supported_in_api": true,
      "availability_nux": null,
      "upgrade": null,
      "priority": 2,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "free",
        "free_workspace",
        "go",
        "hc",
        "k12",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [
        {
          "id": "priority",
          "name": "Fast",
          "description": "1.5x speed, increased usage"
        }
      ],
      "additional_speed_tiers": ["fast"],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    },
    {
      "slug": "gpt-5.6-luna",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "low",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text_and_image",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": true,
      "truncation_policy": {
        "mode": "tokens",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": "v1",
      "use_responses_lite": true,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 272000,
      "auto_compact_token_limit": null,
      "comp_hash": "3000",
      "reasoning_summary_format": "experimental",
      "default_reasoning_summary": "none",
      "display_name": "GPT-5.6-Luna",
      "description": "Fast and affordable agentic coding model.",
      "default_reasoning_level": "medium",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Fast responses with lighter reasoning"
        },
        {
          "effort": "medium",
          "description": "Balances speed and reasoning depth for everyday tasks"
        },
        {
          "effort": "high",
          "description": "Greater reasoning depth for complex problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning depth for complex problems"
        },
        {
          "effort": "max",
          "description": "Maximum reasoning depth for the hardest problems"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "list",
      "minimal_client_version": "0.144.0",
      "supported_in_api": true,
      "availability_nux": null,
      "upgrade": null,
      "priority": 3,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "free",
        "free_workspace",
        "go",
        "hc",
        "k12",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [
        {
          "id": "priority",
          "name": "Fast",
          "description": "1.5x speed, increased usage"
        }
      ],
      "additional_speed_tiers": ["fast"],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    },
    {
      "slug": "gpt-5.5",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "low",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text_and_image",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": true,
      "truncation_policy": {
        "mode": "tokens",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": null,
      "use_responses_lite": false,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 272000,
      "auto_compact_token_limit": null,
      "comp_hash": "2911",
      "reasoning_summary_format": "experimental",
      "default_reasoning_summary": "none",
      "display_name": "GPT-5.5",
      "description": "Frontier model for complex coding, research, and real-world work.",
      "default_reasoning_level": "medium",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Fast responses with lighter reasoning"
        },
        {
          "effort": "medium",
          "description": "Balances speed and reasoning depth for everyday tasks"
        },
        {
          "effort": "high",
          "description": "Greater reasoning depth for complex problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning depth for complex problems"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "list",
      "minimal_client_version": "0.124.0",
      "supported_in_api": true,
      "availability_nux": {
        "message": "GPT-5.5 is now available in Codex. It's our strongest agentic coding model yet, built to reason through large codebases, check assumptions with tools, and keep going until the work is done.\n\nLearn more: https://openai.com/index/introducing-gpt-5-5/\n\n"
      },
      "upgrade": null,
      "priority": 7,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "free",
        "free_workspace",
        "go",
        "hc",
        "k12",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [
        {
          "id": "priority",
          "name": "Fast",
          "description": "1.5x speed, increased usage"
        }
      ],
      "additional_speed_tiers": ["fast"],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    },
    {
      "slug": "gpt-5.4",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "low",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text_and_image",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": true,
      "truncation_policy": {
        "mode": "tokens",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": null,
      "use_responses_lite": false,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 1000000,
      "auto_compact_token_limit": null,
      "comp_hash": "2911",
      "reasoning_summary_format": "experimental",
      "default_reasoning_summary": "none",
      "display_name": "GPT-5.4",
      "description": "Strong model for everyday coding.",
      "default_reasoning_level": "medium",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Fast responses with lighter reasoning"
        },
        {
          "effort": "medium",
          "description": "Balances speed and reasoning depth for everyday tasks"
        },
        {
          "effort": "high",
          "description": "Greater reasoning depth for complex problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning depth for complex problems"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "hide",
      "minimal_client_version": "0.98.0",
      "supported_in_api": true,
      "availability_nux": null,
      "upgrade": {
        "model": "gpt-5.6-terra",
        "migration_markdown": "GPT-5.4 is no longer available\n\nCodex now uses GPT-5.6 Terra in place of GPT-5.4. Switch to GPT-5.6 Terra to continue.\n"
      },
      "priority": 16,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "go",
        "hc",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [
        {
          "id": "priority",
          "name": "Fast",
          "description": "1.5x speed, increased usage"
        }
      ],
      "additional_speed_tiers": ["fast"],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    },
    {
      "slug": "gpt-5.4-mini",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "medium",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text_and_image",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": true,
      "truncation_policy": {
        "mode": "tokens",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": null,
      "use_responses_lite": false,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 272000,
      "auto_compact_token_limit": null,
      "comp_hash": "2911",
      "reasoning_summary_format": "experimental",
      "default_reasoning_summary": "none",
      "display_name": "GPT-5.4-Mini",
      "description": "Small, fast, and cost-efficient model for simpler coding tasks.",
      "default_reasoning_level": "medium",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Fast responses with lighter reasoning"
        },
        {
          "effort": "medium",
          "description": "Balances speed and reasoning depth for everyday tasks"
        },
        {
          "effort": "high",
          "description": "Greater reasoning depth for complex problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning depth for complex problems"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "hide",
      "minimal_client_version": "0.98.0",
      "supported_in_api": true,
      "availability_nux": null,
      "upgrade": {
        "model": "gpt-5.6-luna",
        "migration_markdown": "GPT-5.4 Mini is no longer available\n\nCodex now uses GPT-5.6 Luna in place of GPT-5.4 Mini. Switch to GPT-5.6 Luna to continue.\n"
      },
      "priority": 23,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "free",
        "free_workspace",
        "go",
        "hc",
        "k12",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [],
      "additional_speed_tiers": [],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    },
    {
      "slug": "gpt-5.2",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "low",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": false,
      "truncation_policy": {
        "mode": "bytes",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": null,
      "use_responses_lite": false,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 272000,
      "auto_compact_token_limit": null,
      "comp_hash": null,
      "reasoning_summary_format": "none",
      "default_reasoning_summary": "auto",
      "display_name": "GPT-5.2",
      "description": "Optimized for professional work and long-running agents.",
      "default_reasoning_level": "medium",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Balances speed with some reasoning; useful for straightforward queries and short explanations"
        },
        {
          "effort": "medium",
          "description": "Provides a solid balance of reasoning depth and latency for general-purpose tasks"
        },
        {
          "effort": "high",
          "description": "Maximizes reasoning depth for complex or ambiguous problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning for complex problems"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "list",
      "minimal_client_version": "0.0.1",
      "supported_in_api": true,
      "availability_nux": null,
      "upgrade": null,
      "priority": 29,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "free",
        "free_workspace",
        "go",
        "hc",
        "k12",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [],
      "additional_speed_tiers": [],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    },
    {
      "slug": "codex-auto-review",
      "prefer_websockets": true,
      "support_verbosity": true,
      "default_verbosity": "low",
      "apply_patch_tool_type": null,
      "web_search_tool_type": "text_and_image",
      "input_modalities": ["text", "image"],
      "supports_image_detail_original": true,
      "truncation_policy": {
        "mode": "tokens",
        "limit": 10000
      },
      "supports_parallel_tool_calls": true,
      "tool_mode": null,
      "multi_agent_version": null,
      "use_responses_lite": false,
      "include_skills_usage_instructions": false,
      "include_plugin_usage_instructions": false,
      "include_apps_usage_instructions": false,
      "auto_review_model_override": null,
      "context_window": 272000,
      "max_context_window": 1000000,
      "auto_compact_token_limit": null,
      "comp_hash": null,
      "reasoning_summary_format": "experimental",
      "default_reasoning_summary": "none",
      "display_name": "Codex Auto Review",
      "description": "Automatic approval review model for Codex.",
      "default_reasoning_level": "medium",
      "supported_reasoning_levels": [
        {
          "effort": "low",
          "description": "Fast responses with lighter reasoning"
        },
        {
          "effort": "medium",
          "description": "Balances speed and reasoning depth for everyday tasks"
        },
        {
          "effort": "high",
          "description": "Greater reasoning depth for complex problems"
        },
        {
          "effort": "xhigh",
          "description": "Extra high reasoning depth for complex problems"
        }
      ],
      "shell_type": "shell_command",
      "visibility": "hide",
      "minimal_client_version": "0.98.0",
      "supported_in_api": true,
      "availability_nux": null,
      "upgrade": null,
      "priority": 43,
      "model_messages": null,
      "experimental_supported_tools": [],
      "available_in_plans": [
        "business",
        "edu",
        "edu_plus",
        "edu_pro",
        "education",
        "enterprise",
        "enterprise_cbp_automation",
        "enterprise_cbp_usage_based",
        "finserv",
        "go",
        "hc",
        "plus",
        "pro",
        "prolite",
        "quorum",
        "sci",
        "self_serve_business_usage_based",
        "team"
      ],
      "supports_search_tool": false,
      "default_service_tier": null,
      "service_tiers": [],
      "additional_speed_tiers": [],
      "supports_reasoning_summaries": true,
      "base_instructions": "Return a structured LeKiwi simulation plan. No tools, code or file access."
    }
  ]
}