{
  "id": "agentVersion:claude:2-1-197",
  "_kind": "AgentVersion",
  "_file": "agent-stack/agent-versions/upstream-current-2026-07-01.yaml",
  "_cluster": "agent-stack",
  "attributes": {
    "agentId": "claude",
    "agentProductId": "agent:claude-code",
    "displayName": "Claude Code 2.1.197",
    "runtimeFamily": "cli-harness",
    "releaseChannel": "stable",
    "versionRange": "2.1.197",
    "currentVersion": "2.1.197",
    "releasedAt": "2026-06-30",
    "sourcePackage": "@anthropic-ai/claude-code",
    "upstreamReleaseTag": "v2.1.197",
    "releaseNotesUrl": "https://github.com/anthropics/claude-code/releases/tag/v2.1.197",
    "cliCommand": "claude",
    "summary": "Claude Code release making Claude Sonnet 5 the default model with a native 1M-token context window.",
    "assimilationNotes": [
      "Latest npm moved from 2.1.179 to 2.1.197.",
      "Default model changes to Claude Sonnet 5, affecting default model selection and model capability metadata.",
      "Native 1M-token context window affects context-window limits and launch/session planning.",
      "No package rename, install-method migration, new CLI flag, or transport change was published."
    ],
    "releaseHighlights": [
      "Claude Sonnet 5 default model.",
      "Native 1M-token context window."
    ],
    "installMethods": [
      "install:npm"
    ]
  },
  "outgoingEdges": [
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    {
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      "to": "evidence:claude-code-2-1-197-2026-07-01",
      "kind": "sourced_from"
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    {
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      "to": "install:npm",
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    }
  ],
  "incomingEdges": [
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}