{"version":"1.0.64","anchor":"new-features","canonical_anchor":"new-features","heading":"New Features","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/1.0.64\/e\/new-features","release_url":"https:\/\/changelogs.core-directive.com\/v\/1.0.64","markdown":"### New Features\n\nAgent Model Configuration\n\n- **Configurable AI models for agents**: Agents can now specify which Claude model they should use (Sonnet, Opus, or Haiku)\n- **\"Inherit\" model option**: Agents can inherit the model from the parent conversation, allowing for flexible model usage\n- **Environment variable override**: New `CLAUDE_CODE_SUBAGENT_MODEL` environment variable to globally override agent model selection\n\n`  export CLAUDE_CODE_SUBAGENT_MODEL=haiku\n  claude # All agents will use Haiku regardless of their configuration`\n\ufe0f Enhanced Agent Management\n\n- **Edit Model option**: New menu option \"Edit model\" when managing agents through the interactive UI\n- **Model validation**: Agent files now validate model specifications against allowed values (sonnet, opus, haiku, inherit)\n- **Agent file model syntax**: Agents can specify their model in the frontmatter:\n\n`  name: my-agent\n  description: Description of what this agent does\n  model: opus  # New field\n  tools: [Read, Write, Bash]`\nMCP (Model Context Protocol) Improvements\n\n- **Resource management**: Better handling of MCP resources with proper cleanup and state management\n- **Tool namespacing**: MCP tools are now properly namespaced with `mcp__<server-name>__` prefix for better organization\n- **Connection stability**: Improved reconnection logic for SSE (Server-Sent Events) based MCP connections\n\nStatus Hook Integration\n\n- **External status monitoring**: New internal status hook system for external tools to monitor Claude Code's status\n- **JSON-based status communication**: Status information can be passed to external commands via JSON\n- **Configurable timeout**: Status hook operations have a 5-second default timeout"}