{
  "id": "agent-version:claude-agent-sdk@current",
  "_kind": "AgentVersion",
  "_file": "agent-stack/versions/claude-agent-sdk-current.yaml",
  "_cluster": "agent-stack",
  "attributes": {
    "agentProductId": "agent:claude-agent-sdk",
    "sourcePackage": "@anthropic-ai/claude-agent-sdk",
    "versionRange": ">=0.3.159",
    "currentVersion": "0.3.159",
    "releasedAt": "2026-05-31",
    "releaseNotesUrl": "https://github.com/anthropics/claude-agent-sdk-typescript/releases/tag/v0.3.159",
    "assimilationNotes": [
      "Updated to parity with Claude Code v2.1.159.",
      "Claude Agent SDK 0.3.159 does not publish SDK-only migration notes beyond Claude Code v2.1.159 parity.",
      "Recent Claude Agent SDK v0.3.154 fixed stdio MCP servers being incorrectly restarted on every reconcile pass due to config-equality false positives.",
      "Install method remains npm install -g @anthropic-ai/claude-agent-sdk or npm install @anthropic-ai/claude-agent-sdk@0.3.159; package name unchanged."
    ],
    "cliCommand": "<sdk:@anthropic-ai/claude-agent-sdk>",
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      "to": "capability:can-multi-turn",
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        "level": "full",
        "notes": "Claude Agent SDK provides a multi-turn agent loop."
      }
    },
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      "to": "capability:supports-text-streaming",
      "kind": "supports",
      "attributes": {
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        "level": "full",
        "notes": "Claude Agent SDK streams model output."
      }
    },
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      "to": "capability:supports-tool-use",
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        "level": "full",
        "notes": "Claude Agent SDK supports spawning subagent threads."
      }
    },
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      "attributes": {}
    },
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      "kind": "about_subject"
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      "kind": "about_subject"
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}