Why Your AI Chatbot Slows Down on Large Knowledge Bases

Instant at 100 docs, sluggish at 10,000? That is an architecture problem, not a content problem.

The usual cause: the system effectively scans everything per query. Work per request grows with the corpus, so latency climbs as you add content.

slow:  O(n) work per query as kb grows
fast:  index lookup -> retrieve top-k -> constant-ish work per query

The fix is efficient retrieval backed by good indexing. Pull only the chunks relevant to the question, and response time stays steady regardless of corpus size.

CustomGPT.ai is engineered to keep response times fast even as the document set scales into the thousands, because retrieval is selective by design rather than brute force.

If the bot gets slower as you add docs, do not throw hardware at it first. Fix the retrieval layer.

Full explanation: https://pollthepeople.app/why-is-my-ai-chatbot-slow-with-large-knowledge-bases/