AI coding

Versioning and evolving AI tool schemas

• A Compatibility Test for Tool Schemas Before Agents Switch
• Contract Tests for Tool Schemas When a Field Changes
• Cutting Live Agents to a New Tool Schema
• Routing Tool Calls by Version When Two Schemas Run Live
• Schema Changes That Break Retry Logic: A Compatibility Suite
• When a Tool Description and Its Schema Disagree
• Writing Tool Schemas That Survive Model Upgrades
• A Registry for Tool Schemas: Versions, Hashes and Rollback
• A Rollback Trigger for a Tool Schema Cutover
• Catching a Schema Change That Breaks Agents Before Users Do
• Detecting Skills That Name a Tool You Deleted
• Failing the Build When a Tool Schema Field Breaks
• Falling Back to a Second Endpoint When the Schema Fails
• MCP Tool Schema Migrations Without Stopping Running Agents
• Retiring a Model Behind a Tool: Deprecation Order
• Versioning a Tool Description Without Breaking Running Agents
• Versioning MCP Tool Schemas Without Breaking Running Agents
• Versioning Tool Interfaces: When to Change a Function or MCP Tool
• Watching Behavior Drift After a Schema Test Passes