For AI engineering
RAG chunking visualizer
Change chunk size and overlap, ask a question, and see which chunks retrieval would hand the model.
6 chunks. Retrieval sends 2 of them (~80 words) to the model.
chunk 1, words 1–40score 2.08
Refunds. Example Co. refunds annual plans in full within 30 days of purchase. After 30 days, annual plans are refunded pro rata for the unused months, minus a 10 percent processing fee. Monthly plans are not refunded, but you canchunk 2, words 31–70score 0.00
processing fee. Monthly plans are not refunded, but you can cancel at any time and keep access until the end of the billing period. Invoices. Invoices are issued on the first working day of each month. VAT is added forchunk 3, words 61–100score 0.00
first working day of each month. VAT is added for customers in the EU unless a valid VAT number is supplied at checkout. If an invoice shows the wrong VAT rate, support can reissue it within 14 days. Data export.chunk 4, words 91–130score 0.00
rate, support can reissue it within 14 days. Data export. Account owners can export all workspace data as CSV or JSON from Settings. Exports larger than 2 GB are split into several files and sent by email link, which expireschunk 5, words 121–160score 1.06
into several files and sent by email link, which expires after 7 days. Account deletion. Deleting an account removes all workspace data after a 30 day grace period. During the grace period an owner can restore the account. After itchunk 6, words 151–168score 0.89
grace period an owner can restore the account. After it ends, deleted data cannot be recovered by support.
Highlighted words match the question; grey words at the start of a chunk are overlap from the previous one. Scoring is BM25 on keywords; real systems usually add embeddings and a reranker.