Tools & Connections
Function calling, MCP, APIs, browser and computer use.
24 posts · showing 21–24
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The Agent That Read Page 1 of 40: Pagination in Tool Design
It reported three overdue invoices. There were sixty-one. The tool worked as documented — which is exactly why this bug is so common and so quiet.
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What Breaks First When You Give an Agent a Browser
Six failures, in the order they arrive: the page isn't what you think it is, selectors rot, state assumptions break silently, and the session carries more authority than the task needs.
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One Search Tool or Five? Getting Tool Granularity Right
Five narrow search tools or one with filters? The choice doesn't remove errors, it relocates them — and one of the two places is much cheaper to defend.
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Your Tool Description Is a Prompt: Rewriting Schemas the Model Can Actually Follow
A three-word tool description sent an inbox agent after the wrong thread. Tool specs live inside the prompt, and five specific rewrites to yours will fix more wrong calls than any system-prompt rule.