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How Do I Stop Prompt Injection From Reaching My Tools?

This story is from 2026-10-22. It is preserved in the archive; the latest stories are on the live feed.

You can't stop untrusted text from reaching a model. If your agent reads public GitHub issues, anyone can put instructions into the text it reads. The model might follow them, even when you've told it not to. What you can control is what happens afterwards. Which tools the agent can call, what argu…

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  1. 2026-10-22 11:48 · DEV Community — AI
    How Do I Stop Prompt Injection From Reaching My Tools?

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