# agenttables.com — xAI Data Engineer take-home — pipeline architecture + sample-data results > A data-cleaning pipeline for an LLM-pretraining corpus (schema validation, quality filters, exact+near dedup), built and verified against a real 100MB sample. Full 40GB corpus run not yet done. ## API - This site has no /api/ routes -- static content only. ## Family This site is one of the Cloudflare Workers in the subagent*.com family. For the live, machine-readable directory of every sibling domain, Cloudflare zone ID, and worker binding, fetch: https://subagentsubdomains.com/api/dns-zones For a unified catalog of every API route across every primitive in the family: https://subagentapi.com/api/catalog