{
  "id": "agentVersion:claude-agent-sdk:0-3-159",
  "_kind": "AgentVersion",
  "_file": "agent-stack/agent-versions/upstream-current-2026-05-31.yaml",
  "_cluster": "agent-stack",
  "attributes": {
    "agentId": "claude-agent-sdk",
    "agentProductId": "agent:claude-agent-sdk",
    "displayName": "Claude Agent SDK 0.3.159",
    "runtimeFamily": "sdk",
    "releaseChannel": "stable",
    "versionRange": "0.3.159",
    "currentVersion": "0.3.159",
    "releasedAt": "2026-05-31",
    "sourcePackage": "@anthropic-ai/claude-agent-sdk",
    "upstreamReleaseTag": "v0.3.159",
    "releaseNotesUrl": "https://github.com/anthropics/claude-agent-sdk-typescript/releases/tag/v0.3.159",
    "summary": "TypeScript Claude Agent SDK parity release for Claude Code 2.1.159.",
    "assimilationNotes": [
      "0.3.159 updates SDK parity with Claude Code v2.1.159; no additional SDK-only migration notes were published.",
      "Recent 0.3.154 fixed stdio MCP servers being incorrectly restarted on every reconcile pass due to config equality false positives."
    ],
    "releaseHighlights": [
      "Parity with Claude Code v2.1.159.",
      "Recent SDK line fixed repeated stdio MCP server restarts during reconcile."
    ],
    "installMethods": [
      "install:npm"
    ]
  },
  "outgoingEdges": [
    {
      "from": "agentVersion:claude-agent-sdk:0-3-159",
      "to": "agent:claude-agent-sdk",
      "kind": "version_of"
    },
    {
      "from": "agentVersion:claude-agent-sdk:0-3-159",
      "to": "install:npm",
      "kind": "installed_via"
    }
  ],
  "incomingEdges": [
    {
      "from": "agent:claude-agent-sdk",
      "to": "agentVersion:claude-agent-sdk:0-3-159",
      "kind": "has_version"
    },
    {
      "from": "evidence:claude-agent-sdk-0-3-159-release",
      "to": "agentVersion:claude-agent-sdk:0-3-159",
      "kind": "references"
    }
  ]
}