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llmfleet: pool many agents' turns into one Batch API call and save 50 percent

llmfleet: pool many agents' turns into one Batch API call and save 50 percent

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4 min read
I shipped 50 agent infrastructure libraries. Here is what I learned.

I shipped 50 agent infrastructure libraries. Here is what I learned.

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7 min read
cachebench: stop finding out about prompt-cache regressions from the invoice

cachebench: stop finding out about prompt-cache regressions from the invoice

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4 min read
agent-fn-registry: Register Your Agent Tools With Schema, Side Effects, and Defaults in One Place

agent-fn-registry: Register Your Agent Tools With Schema, Side Effects, and Defaults in One Place

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5 min read
What I Learned Shipping 50 Agent-Stack Libraries in One Sprint

What I Learned Shipping 50 Agent-Stack Libraries in One Sprint

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6 min read
Make Your Agent's API Calls Idempotent Before You Need To

Make Your Agent's API Calls Idempotent Before You Need To

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5 min read
prompt-eval-rubric: Score Your Agent's Outputs Without Paying for Another LLM Call

prompt-eval-rubric: Score Your Agent's Outputs Without Paying for Another LLM Call

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5 min read
I Shipped 50 Agent-Stack Libraries. Here Is How They Fit Together.

I Shipped 50 Agent-Stack Libraries. Here Is How They Fit Together.

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6 min read
Setting Up Agent Observability in 30 Minutes

Setting Up Agent Observability in 30 Minutes

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6 min read
Production Python Agent Checklist: 15 Things Before You Deploy

Production Python Agent Checklist: 15 Things Before You Deploy

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6 min read
Prompt Engineering Hygiene: The Invisible Layer Under Your Agent Logic

Prompt Engineering Hygiene: The Invisible Layer Under Your Agent Logic

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6 min read
How to Test LLM Agents Without Calling the Real API

How to Test LLM Agents Without Calling the Real API

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5 min read
My agent called search() with `{"query": null}`. The error message I returned saved the next 30 minutes.

My agent called search() with `{"query": null}`. The error message I returned saved the next 30 minutes.

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4 min read
llm-fallback-chain: Ordered Provider Failover for LLM Calls

llm-fallback-chain: Ordered Provider Failover for LLM Calls

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5 min read
prompt-replay: Record LLM Outputs Today, Replay Against a New Model Tomorrow

prompt-replay: Record LLM Outputs Today, Replay Against a New Model Tomorrow

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5 min read
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