Synchronize upstream Python SDK commits (v0.1.13), version strings, features, and test suites to Dart.
Define stateless/stateful custom tools, validate JSON parameter schemas, or bridge MCP servers in Dart.
Intercept agent turns, validate tool execution, handle errors, or track compaction using HookRouter lifecycle hooks in Dart.
Configure local Gemma models via LiteRTAgentConfig, OpenAI-compatible backends, or custom ModelEndpoints with RetryConfig in Dart.
Manage thread-safe state using StateStore, persist sessions via SessionContinuationMode, or handle multimodal payloads in Dart.
Integrate Antigravity SDK into Flutter apps, bind Riverpod session lifecycles, or build reactive agent UI overlays.
Initialize, configure, or debug Google Antigravity (AGY) agents, custom tools, persona configs, and subagents in Dart.
Configure declarative safety policies (allow/deny/askUser), path containment, confirmation handlers, or sandboxing in Dart.