{"observation":{"id":"52cee941-b823-4752-81ff-8803d734fa1a","tool":"datalab","tool_name":"Datalab","criterion":"extraction-accuracy","criterion_name":"Extraction Accuracy","criterion_definition":"Are field values correct, complete, and free of OCR or parsing errors? Includes numerical precision on financial fields.","criterion_evidence_type":"transformation","criterion_rank_role":"decisive","criterion_rank_role_reason":"The whole point is to pull the right values from documents; wrong or incomplete field values mean the tool failed at the job. (3 of 3 judges)","scenario":"bank-statement-pdf","scenario_name":"Bank Statement PDF","group_tag":"financial-document-extraction","scenario_description":"A 4-page bank statement PDF with 51 transactions, balances, rewards, and disclaimer text, used to test schema-driven extraction of dense financial tables and multi-page continuity.","modality":"pdf","input_text":null,"input_artifact_refs":[{"alt":null,"url":"https://d3epheqghktydj.cloudfront.net/extract-and-query-structured-data-from-d-bank-statement-pdf-25ec532be6e1.pdf","role":"input","filename":"Bank Statement PDF.pdf"}],"stresses":["Table extraction across 50+ transaction rows","Multi-page continuity with BALANCE FORWARD bridges","Structured metadata vs. free-text transaction descriptions","Numerical accuracy for balances, deposits, withdrawals, and summaries","Nested schema population for account, branch, balances, rewards, and disclaimers"],"verdict":"worked","score":null,"score_total":null,"note":"Extracts the visible document-level values correctly, including State Bank of India, 16 Jul 2019, INR, account number 42710540422, account type SMART BANKING SAVINGS ACCOUNT, branch Rajaji Salai, MICR 600036005, IFSC SCBL0036078, and phone 25349005.","evidence_state":"verified","source":null,"artifacts":[{"url":"https://cdn.futuresmart.ai/public/aidemos/71f9443de6a54eb6b5500ddc4edef9c5.png?v=1","role":"output","alt":null},{"url":"https://cdn.futuresmart.ai/public/aidemos/2af752eaee0e4dd39af3196828c236cd.png?v=1","role":"output","alt":null}],"run_id":"ec4d736d-95f9-4c88-884c-e280435f7b7b","study_title":"Extract and query structured data from documents using natural language","study_kind":"generation","research_task":"86b9y25e5","tested_at":null,"completeness":"input-and-output","input":{"state":"files","text":null,"files":[{"url":"https://d3epheqghktydj.cloudfront.net/extract-and-query-structured-data-from-d-bank-statement-pdf-25ec532be6e1.pdf","filename":"Bank Statement PDF.pdf","alt":"Bank Statement PDF","role":"input"}],"modality":"pdf","stresses":["Table extraction across 50+ transaction rows","Multi-page continuity with BALANCE FORWARD bridges","Structured metadata vs. free-text transaction descriptions","Numerical accuracy for balances, deposits, withdrawals, and summaries","Nested schema population for account, branch, balances, rewards, and disclaimers"]},"tool_page_slug":"datalab","tool_url":"https://aidemos.com/tools/datalab","permalink":"https://aidemos.com/evidence/52cee941-b823-4752-81ff-8803d734fa1a","api_url":"https://ai.aidemos.com/v1/observations/52cee941-b823-4752-81ff-8803d734fa1a"},"peers":[{"id":"13420641-f30e-4375-8289-ef9240cc49f9","tool":"extend-ai","tool_name":"Extend AI","verdict":"struggled","score":null,"score_total":null,"note":"Its bank summary aggregation is off: the report says `summary.total_transactions` is 49, while the expected count is 40 after excluding Balance Forward, tax, and charge entries.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-bank-statement-2-jul-a511cf7bd0d6.png","evidence_url":"https://aidemos.com/evidence/13420641-f30e-4375-8289-ef9240cc49f9"},{"id":"ad17e2c7-e810-4619-96c5-09931380ff90","tool":"landing-ai","tool_name":"Landing AI","verdict":"worked","score":null,"score_total":null,"note":"Extracts the statement’s top-level values with the correct content and precision, including bank_name \"Standard Chartered\", statement_date \"16 Jul 2019\", currency \"INR\", account number \"42710540422\", opening balance 114453.65, and closing balance 116149.46.","artifact_count":3,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-bank-statement-2-jul-a511cf7bd0d6.png","evidence_url":"https://aidemos.com/evidence/ad17e2c7-e810-4619-96c5-09931380ff90"},{"id":"81a8a18e-5656-4db6-8d73-4dd8203a9209","tool":"llamaparse","tool_name":"LlamaParse","verdict":"struggled","score":null,"score_total":null,"note":"Leaves some transaction value_date fields blank even where the statement shows dates in that column, so transaction metadata is incomplete.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-llamaparse-bank-statement-16-jul-value-d-4906fee56b7b.png","evidence_url":"https://aidemos.com/evidence/81a8a18e-5656-4db6-8d73-4dd8203a9209"},{"id":"4b039231-2d8c-4c73-8ccb-1d789b555f37","tool":"nanonets","tool_name":"Nanonets","verdict":"failed","score":null,"score_total":null,"note":"It leaves summary.total_transactions null even though the statement has 51 transactions, so the summary count is not extracted as a usable value.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-docstrange-nanonets-extracted-total-tran-166ed6f76bd4.png","evidence_url":"https://aidemos.com/evidence/4b039231-2d8c-4c73-8ccb-1d789b555f37"},{"id":"5ac2276f-3c09-465c-88d0-3a8315e997f4","tool":"reducto","tool_name":"Reducto","verdict":"mixed","score":null,"score_total":null,"note":"Gets some bank values right but misstates a core aggregate: summary.total_transactions is reported as 70 even though the report says the correct count is 40.","artifact_count":3,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-bank-statement-2-jul-a511cf7bd0d6.png","evidence_url":"https://aidemos.com/evidence/5ac2276f-3c09-465c-88d0-3a8315e997f4"},{"id":"bb804c81-06cb-4d05-82a9-804c000f4321","tool":"retab","tool_name":"Retab","verdict":"worked","score":null,"score_total":null,"note":"Extracts key statement values as typed fields, including account holder MR SEENIVASAN, account number 42710540422, and opening and closing balances 114453.65 and 116149.46.","artifact_count":1,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/84e1a6224746446ab5abbd3712c635b8.mp4?v=1","evidence_url":"https://aidemos.com/evidence/bb804c81-06cb-4d05-82a9-804c000f4321"},{"id":"9256b7b3-d9fb-4b69-ba61-8ffde0fa3f6d","tool":"unstract","tool_name":"Unstract","verdict":"failed","score":null,"score_total":null,"note":"Derives an incorrect summary transaction count, reporting 43 when the statement actually contains 51 rows.","artifact_count":3,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/6495c5a868854823bcf3cd94c90bb6aa.pdf?v=1","evidence_url":"https://aidemos.com/evidence/9256b7b3-d9fb-4b69-ba61-8ffde0fa3f6d"}],"other_criteria":[{"id":"3741073d-f776-4beb-b189-4f22c0b5d11e","criterion":"schema-adherence","criterion_name":"Schema Adherence","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"Maps the bank statement into the requested nested JSON hierarchy instead of flattening it into OCR text, and preserves field-level citation metadata on the extracted objects.","artifact_count":6,"evidence_url":"https://aidemos.com/evidence/3741073d-f776-4beb-b189-4f22c0b5d11e"},{"id":"6028e5fa-9c96-4f9c-ad9d-5cc900225ace","criterion":"semantic-field-enrichment","criterion_name":"Semantic Field Enrichment","rank_role":"decisive","verdict":"failed","score":null,"score_total":null,"note":"Does not populate schema-derived transaction identifiers at all: the 18 Jun withdrawal keeps transaction_id = null even though the identifier is visible in the source row.","artifact_count":4,"evidence_url":"https://aidemos.com/evidence/6028e5fa-9c96-4f9c-ad9d-5cc900225ace"},{"id":"263dafe2-bc8e-4694-addc-8205206940ba","criterion":"semantic-field-enrichment","criterion_name":"Semantic Field Enrichment","rank_role":"decisive","verdict":"mixed","score":null,"score_total":null,"note":"Transaction typing is inconsistent on merged rows, with one 28 Jun entry labeled Deposit despite showing a 399 withdrawal amount and another 19 Jun merged row labeled Deposit/Withdrawal.","artifact_count":3,"evidence_url":"https://aidemos.com/evidence/263dafe2-bc8e-4694-addc-8205206940ba"},{"id":"3b62a4f3-f371-4b67-a2bb-ab9a024d1726","criterion":"table-and-record-completeness","criterion_name":"Table & Record Completeness","rank_role":"decisive","verdict":"failed","score":null,"score_total":null,"note":"Over-extracts the transaction table, returning 54 transactions where the statement was expected to yield 51, which indicates extra continuation or split records were emitted.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/3b62a4f3-f371-4b67-a2bb-ab9a024d1726"},{"id":"f09df643-ec8c-4318-9173-3099db75a12d","criterion":"table-and-record-completeness","criterion_name":"Table & Record Completeness","rank_role":"decisive","verdict":"failed","score":null,"score_total":null,"note":"Merges adjacent statement rows into one overly long transaction description, breaking row boundaries on the 21 Jun example instead of keeping the two transactions separate.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/f09df643-ec8c-4318-9173-3099db75a12d"},{"id":"67ba5c20-1ac1-4cad-9a54-eae062a19854","criterion":"table-and-record-completeness","criterion_name":"Table & Record Completeness","rank_role":"decisive","verdict":"failed","score":null,"score_total":null,"note":"Can attach a transaction to the wrong date when rows are merged, with an 18 Jun 19 withdrawal appearing under a 19 Jun 19 record in the extracted output.","artifact_count":3,"evidence_url":"https://aidemos.com/evidence/67ba5c20-1ac1-4cad-9a54-eae062a19854"}],"appears_in":[{"page_type":"ranking","slug":"document-extraction","title":"Best AI Tools for Extracting Structured Data from PDFs and Business Documents","url":"https://aidemos.com/best/document-extraction","binding":"run"},{"page_type":"tool","slug":"unstract","title":null,"url":"https://aidemos.com/tools/unstract","binding":"run"}],"same_scenario":[{"id":"13420641-f30e-4375-8289-ef9240cc49f9","tool":"extend-ai","tool_name":"Extend AI","verdict":"struggled","score":null,"score_total":null,"note":"Its bank summary aggregation is off: the report says `summary.total_transactions` is 49, while the expected count is 40 after excluding Balance Forward, tax, and charge entries."},{"id":"ad17e2c7-e810-4619-96c5-09931380ff90","tool":"landing-ai","tool_name":"Landing AI","verdict":"worked","score":null,"score_total":null,"note":"Extracts the statement’s top-level values with the correct content and precision, including bank_name \"Standard Chartered\", statement_date \"16 Jul 2019\", currency \"INR\", account number \"42710540422\", opening balance 114453.65, and closing balance 116149.46."},{"id":"81a8a18e-5656-4db6-8d73-4dd8203a9209","tool":"llamaparse","tool_name":"LlamaParse","verdict":"struggled","score":null,"score_total":null,"note":"Leaves some transaction value_date fields blank even where the statement shows dates in that column, so transaction metadata is incomplete."},{"id":"4b039231-2d8c-4c73-8ccb-1d789b555f37","tool":"nanonets","tool_name":"Nanonets","verdict":"failed","score":null,"score_total":null,"note":"It leaves summary.total_transactions null even though the statement has 51 transactions, so the summary count is not extracted as a usable value."},{"id":"5ac2276f-3c09-465c-88d0-3a8315e997f4","tool":"reducto","tool_name":"Reducto","verdict":"mixed","score":null,"score_total":null,"note":"Gets some bank values right but misstates a core aggregate: summary.total_transactions is reported as 70 even though the report says the correct count is 40."},{"id":"bb804c81-06cb-4d05-82a9-804c000f4321","tool":"retab","tool_name":"Retab","verdict":"worked","score":null,"score_total":null,"note":"Extracts key statement values as typed fields, including account holder MR SEENIVASAN, account number 42710540422, and opening and closing balances 114453.65 and 116149.46."},{"id":"9256b7b3-d9fb-4b69-ba61-8ffde0fa3f6d","tool":"unstract","tool_name":"Unstract","verdict":"failed","score":null,"score_total":null,"note":"Derives an incorrect summary transaction count, reporting 43 when the statement actually contains 51 rows."}]}