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TypeScript Access Modifiers in 2026: Why `private` Fields Beat `#` and When the Opposite Is True

TypeScript Access Modifiers in 2026: Why private Fields Beat # and When the Opposite Is True This article was written with the assistance of AI, under human supervision and review.

  • private fields are TypeScript type system modifiers, not runtime security features
  • # fields enforce runtime privacy through WeakMap storage in ECMAScript
  • Choose private for documentation, # for hostile environments or reflection-based tooling

Context Plugins: Typed SDK References for Agent API Integration

Coding agents write working API calls. They struggle to write shippable API calls. The gap is not authentication or endpoint discovery.

  • Context Plugins combine API documentation with typed SDK references for specific languages.
  • Automatically detects API integrations and injects relevant plugins for language-specific examples.
  • Registry is open for community use, allowing easy addition of plugins to agent configurations.

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