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Course · Harness Engineering

Harness Engineering

18 lessons

Foundations

  1. 1Why Capable Agents Still Fail
  2. 2What a Harness Actually Is

Knowledge Management

  1. 3Why the Repository Must Become the System of Record
  2. 4Why One Giant Instruction File Fails

Continuity & Initialization

  1. 5Why Long-Running Tasks Lose Continuity
  2. 6Why Initialization Needs Its Own Phase

Scope & Constraints

  1. 7Why Agents Overreach and Under-Finish
  2. 8Why Feature Lists Are Harness Primitives

Verification & Testing

  1. 9Why Agents Declare Victory Too Early
  2. 10Why End-to-End Testing Changes Results

Observability & Maintenance

  1. 11Why Observability Belongs Inside the Harness
  2. 12Why Every Session Must Leave a Clean State

Hands-on Projects

  1. 13Baseline vs Minimal Harness
  2. 14Agent-Readable Workspace
  3. 15Multi-Session Continuity
  4. 16Incremental Indexing
  5. 17Grounded QA Verification
  6. 18Runtime Observability & Debugging
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