{
  "id": "agentVersion:claude-agent-sdk:0-3-209",
  "_kind": "AgentVersion",
  "_file": "agent-stack/agent-versions/upstream-current-2026-07-14.yaml",
  "_cluster": "agent-stack",
  "attributes": {
    "agentId": "claude-agent-sdk",
    "agentProductId": "agent:claude-agent-sdk",
    "displayName": "Claude Agent SDK 0.3.209",
    "runtimeFamily": "sdk",
    "releaseChannel": "stable",
    "versionRange": "0.3.209",
    "currentVersion": "0.3.209",
    "releasedAt": "2026-07-14",
    "sourcePackage": "@anthropic-ai/claude-agent-sdk",
    "upstreamReleaseTag": "v0.3.209",
    "releaseNotesUrl": "https://github.com/anthropics/claude-agent-sdk-typescript/releases/tag/v0.3.209",
    "summary": "Claude Agent SDK TypeScript release updated to parity with Claude Code v2.1.209.",
    "assimilationNotes": [
      "Latest npm moved from recorded 0.3.207 to 0.3.209.",
      "SDK parity with Claude Code 2.1.209 means background-session dialog behavior should be reflected in SDK-driven agent surfaces.",
      "Official update commands remain npm, yarn, pnpm, and bun package upgrade commands for @anthropic-ai/claude-agent-sdk@0.3.209.",
      "No package-name, install-method, transport/API, or migration change beyond version upgrade was published."
    ],
    "releaseHighlights": [
      "Claude Code 2.1.209 parity."
    ],
    "installMethods": [
      "install:npm"
    ]
  },
  "outgoingEdges": [
    {
      "from": "agentVersion:claude-agent-sdk:0-3-209",
      "to": "agent:claude-agent-sdk",
      "kind": "version_of"
    },
    {
      "from": "agentVersion:claude-agent-sdk:0-3-209",
      "to": "evidence:claude-agent-sdk-0-3-209-2026-07-14",
      "kind": "sourced_from"
    },
    {
      "from": "agentVersion:claude-agent-sdk:0-3-209",
      "to": "install:npm",
      "kind": "installed_via"
    }
  ],
  "incomingEdges": [
    {
      "from": "evidence:claude-agent-sdk-0-3-209-2026-07-14",
      "to": "agentVersion:claude-agent-sdk:0-3-209",
      "kind": "references"
    }
  ]
}