## [![Build a Self-Updating Knowledge Base for Under $10](/blog/assets/images/hero-image-1703c383f064ce635e3b86a5da198479.webp)](/blog/self-updating-knowledge-base/.md)[Build a Self-Updating Knowledge Base for Under $10](/blog/self-updating-knowledge-base/.md)

A self-updating knowledge base on Tigris, maintained overnight by an Anthropic SDK agent loop running through @tigrisdata/agent-shell. Atomic flush on success, discard on throw. The bucket either lands a clean run or stays byte-for-byte unchanged. \~$7 a month, presigned digest URL in Slack each morn…

David Myriel · May 5, 2026 ·

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11 min read