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Stories from the gateway

AI Agents

Replaying Agent Traces: Debugging a Run You Cannot Reproduce

Agent runs rarely reproduce, so the stored trace is the only evidence. What to capture, how to replay it, and where replay stops being faithful.

· 9 min read
AI Agents

Rollback Strategies for Agents That Changed Things

An agent stopped halfway through eleven changes. Checkpoints, compensating actions, staging areas and the undo plan you should require before it acts.

· 9 min read
AI Agents

Scratchpad Patterns: Giving an Agent Somewhere to Think

· 8 min read
AI Agents

Shared Memory Between Agents: Designs That Actually Hold

· 9 min read
AI Agents

Speculative Agent Execution: Running Ahead of the Decision

· 9 min read
AI Agents

Summarisation in Agent Loops: Compressing Without Forgetting

· 8 min read
AI Agents

The MCP Security Model: Trust Boundaries You Actually Have

· 9 min read
AI Agents

Tool Call Retries: Retry the Transport, Not the Judgement

· 8 min read
AI Agents

Tool Result Formatting: Shaping What the Model Reads Back

· 8 min read
AI Agents

Tool Schema Design: The Prompt You Forgot You Were Writing

· 8 min read
AI Agents

Tracing Multi-Step Agents: Building a Trace Tree That Holds

· 9 min read
AI Agents

Verifier Agents: Gating Completion on a Check That Passes

· 9 min read
AI Agents

Agent Cost Control: Patterns That Bound the Worst Case

· 9 min read
AI Agents

Agent Error Recovery: Patterns That Keep the Loop Alive

· 9 min read

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