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Alexey Spinov

I work on keeping AI agents cheap and reliable in production — token cost (FinOps), evals, and MCP tooling. I write up what actually breaks when agents run for real: runnable code, real numbers, hones

Work

Independent — AI agent operations (FinOps & reliability)

Blast Radius of an AI Agent's API Key: Score It in 40 Lines

Blast Radius of an AI Agent's API Key: Score It in 40 Lines

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11 min read
Sliding-Window Spend Guard: the $47K Loop Per-Call Caps Miss

Sliding-Window Spend Guard: the $47K Loop Per-Call Caps Miss

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11 min read
Measure Your MCP Server's Token Tax in 60 Seconds

Measure Your MCP Server's Token Tax in 60 Seconds

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12 min read
A Pre-Execution Gate for AI Agents: 3 Barriers

A Pre-Execution Gate for AI Agents: 3 Barriers

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10 min read
Your Agent Returns 200 and Lies. Verify Before You Trust

Your Agent Returns 200 and Lies. Verify Before You Trust

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11 min read
A $47K Agent Loop: Add a Hard Spend-Cap in 40 Lines

A $47K Agent Loop: Add a Hard Spend-Cap in 40 Lines

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8 min read
Grok Lost $175K to a Tweet: Add a Pre-Send Tx Canary

Grok Lost $175K to a Tweet: Add a Pre-Send Tx Canary

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10 min read
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