{
  "id": "model:grok-4-5@current",
  "_kind": "ModelVersion",
  "_file": "compute/models/grok-4-5.yaml",
  "_cluster": "compute",
  "attributes": {
    "displayName": "Grok 4.5",
    "supportsExtendedThinking": true,
    "supportsThinkingBudgetTokens": false,
    "modelFamilyId": "model-family:grok-4",
    "versionRange": ">=4.5.0 <4.6.0",
    "kind": "reasoning",
    "contextWindowTokens": 1000000,
    "maxOutputTokens": 8192,
    "modalities": [
      "text"
    ],
    "modalityDirections": [
      {
        "kind": "text",
        "direction": "input"
      },
      {
        "kind": "text",
        "direction": "output"
      }
    ],
    "releaseDate": "2026-05-29",
    "lifecycleStatus": "ga",
    "lifecycleStatusChangedAt": "2026-05-29",
    "modelCardUrl": "https://docs.x.ai/developers/models/grok-4-5",
    "supportsFineTuning": false,
    "regions": [
      "global"
    ],
    "providerModelIds": {
      "xai": "grok-4.5"
    },
    "notes": "xAI docs list Grok 4.5 as the recommended code and chat model.\nPricing tables are dynamic in the reviewed docs, so exact per-token\nrates are tracked by issue #1258 before numeric pricing claims are\nadded.\n"
  },
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      "kind": "speaks"
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      "to": "capability:supports-tool-use",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=4.5.0 <4.6.0",
        "level": "full"
      }
    },
    {
      "from": "model:grok-4-5@current",
      "to": "capability:supports-structured-output",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=4.5.0 <4.6.0",
        "level": "full"
      }
    }
  ],
  "incomingEdges": [
    {
      "from": "claim:model-version-model-grok-4-5-current-model-id",
      "to": "model:grok-4-5@current",
      "kind": "about_subject"
    },
    {
      "from": "claim:model-version-model-grok-4-5-current-contextwindowtokens",
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    },
    {
      "from": "claim:model-version-model-grok-4-5-current-maxoutputtokens",
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      "kind": "about_subject"
    },
    {
      "from": "claim:model-version-model-grok-4-5-current-api-family",
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      "kind": "about_subject"
    },
    {
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      "kind": "about_subject"
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}