models.json

{
  "schema_version": 1,
  "transport_contract_version": "1.4",
  "tested_codex_cli": "codex-cli 0.153.2",
  "defaults": {
    "standard": { "model": "gpt-5.6-terra", "effort": "high" },
    "specialist": { "model": "gpt-6-sol", "effort": "high" }
  },
  "models": [
    {
      "id": "terra",
      "model": "gpt-5.6-terra",
      "display_name": "Terra",
      "tiers": ["standard"],
      "compatibility_baseline": {
        "efforts": ["high"],
        "transport_contract_version": "1.4"
      }
    },
    {
      "id": "sol",
      "model": "gpt-6-sol",
      "display_name": "Sol",
      "tiers": ["specialist"],
      "compatibility_baseline": {
        "efforts": ["high"],
        "transport_contract_version": "1.4"
      }
    },
    {
      "id": "astra",
      "model": "gpt-6-astra",
      "display_name": "Astra",
      "tiers": [],
      "compatibility_baseline": null
    }
  ]
}