spider_agent v0.4.0

Spider Agent v0.4.0

Performance Optimizations

This release adds several performance optimizations for automation workflows:

Smart Caching

• SmartCache: Size-aware LRU cache with automatic cleanup
  • Bounded memory usage with configurable limits
  • TTL-based expiration
  • Automatic cleanup on memory pressure
  • Statistics tracking (hits, misses, evictions)

High-Performance Execution

• ChainExecutor: Parallel step execution for automation chains

  • Analyzes dependencies for optimal parallelization
  • Response caching with TTL
  • Configurable concurrency limits
  • Step timeout support

• BatchExecutor: Efficient batch processing

  • Process multiple items with configurable batch sizes
  • Parallel execution within batches
  • Index-aware processing option

• PrefetchManager: Predictive page loading

  • Prefetch URLs in the background
  • Automatic cache management
  • Concurrent prefetch limits

Smart Model Routing

• ModelRouter: Intelligent model selection based on task complexity
  • Task analysis for complexity scoring
  • User-configurable model policies
  • Cost tier constraints (Low/Medium/High)
  • Latency-aware routing

Other Changes

• Added MessageContent helper methods: as_text(), full_text(), is_text(), has_images()
• Default ModelPolicy now allows High tier routing
• Fixed compilation warnings

Full Changelog

spider_agent-v0.3.0...spider_agent-v0.4.0