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import antigravity

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prompt-template-version: Semver-Pin Your System Prompts So You Can Always Roll Back

prompt-template-version: Semver-Pin Your System Prompts So You Can Always Roll Back

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6 min read
Build a Provider Failover Chain That Actually Works Under Pressure

Build a Provider Failover Chain That Actually Works Under Pressure

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3 min read
My agent cited a document that does not exist. Here is the library I wrote to catch that.

My agent cited a document that does not exist. Here is the library I wrote to catch that.

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5 min read
Composable Stop Conditions: Know When Your Agent Is Actually Done

Composable Stop Conditions: Know When Your Agent Is Actually Done

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4 min read
llm-fallback-router: Multi-Provider Failover for Python LLM Calls

llm-fallback-router: Multi-Provider Failover for Python LLM Calls

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5 min read
The conversation you saved to disk still has the SSN in it

The conversation you saved to disk still has the SSN in it

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6 min read
Single-Flight LLM Calls: Coalesce 50 Concurrent Identical Requests Into One API Call

Single-Flight LLM Calls: Coalesce 50 Concurrent Identical Requests Into One API Call

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4 min read
Your Agent Loop Needs a Real Exit: llm-stop-conditions

Your Agent Loop Needs a Real Exit: llm-stop-conditions

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5 min read
My agent made a $400 mistake. I had no idea why. So I built a WHY layer.

My agent made a $400 mistake. I had no idea why. So I built a WHY layer.

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5 min read
Monitor Your Agent's Health in Production

Monitor Your Agent's Health in Production

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7 min read
Two Copies of the Tool List, One Agent That Broke: agent-fn-registry

Two Copies of the Tool List, One Agent That Broke: agent-fn-registry

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7 min read
Pre-Flight Cost Gates for LLM Calls: Stop Expensive Requests Before They Hit the API

Pre-Flight Cost Gates for LLM Calls: Stop Expensive Requests Before They Hit the API

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5 min read
Tool Call Deduplication: Stop Your Agent from Doing the Same Thing Twice

Tool Call Deduplication: Stop Your Agent from Doing the Same Thing Twice

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6 min read
Per-Key Rate Limiting for Agent Tool Calls: Stop One User From Breaking Everything

Per-Key Rate Limiting for Agent Tool Calls: Stop One User From Breaking Everything

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4 min read
A Week in Production: What Your Agent Will Actually Break On

A Week in Production: What Your Agent Will Actually Break On

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6 min read
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