{"observation":{"id":"e21e3065-67a9-44b0-a7d5-4534cc545780","tool":"landing-ai","tool_name":"Landing AI","criterion":"schema-adherence","criterion_name":"Schema Adherence","criterion_definition":"Does the output follow the supplied JSON schema hierarchy exactly, with correct nesting, field names, and data types?","criterion_evidence_type":"transformation","criterion_rank_role":"decisive","criterion_rank_role_reason":"If the output does not match the requested JSON schema exactly, the extracted data cannot be reliably consumed or queried, so this is core to the task. (3 of 3 judges)","scenario":"invoice-pdf","scenario_name":"Invoice PDF","group_tag":"financial-document-extraction","scenario_description":"A 2-page broadcast advertising invoice PDF with 8 line items, complex time/day fields, large dollar amounts, and compliance text, used to test hierarchical line-item extraction and financial validation.","modality":"pdf","input_text":null,"input_artifact_refs":[{"alt":null,"url":null,"role":null,"filename":"Invoice PDF.pdf"}],"stresses":["Nested line-item hierarchy extraction","Multi-page line-item continuity across a page break","Large dollar amount precision and total validation","Parsing time slots, day patterns, and air dates","Extraction of alphanumeric ad IDs and reference codes","Structured metadata mapping for advertiser, station, billing, and remit sections","Political advertising and FCC compliance text recognition"],"verdict":"worked","score":null,"score_total":null,"note":"Reconstructs the requested invoice hierarchy in structured JSON, filling invoice_metadata, advertiser, station, line_items, and summary objects instead of returning a flat extraction.","evidence_state":"verified","source":null,"artifacts":[{"url":"https://d3epheqghktydj.cloudfront.net/research-media-landing-ai-extracted-invoice-metadata-57a291c39e3d.png","role":"output","alt":null},{"url":"https://d3epheqghktydj.cloudfront.net/research-media-landing-ai-invoice-extracted-line-items-5af44b5e570e.png","role":"output","alt":null},{"url":"https://d3epheqghktydj.cloudfront.net/research-media-landing-ai-invoice-summary-eb031f81c889.png","role":"output","alt":null},{"url":"https://d3epheqghktydj.cloudfront.net/research-media-landingai-invoice-output-56069f214bf9.json","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":"output-only","input":{"state":"not-captured","text":null,"files":[],"modality":"pdf","stresses":["Nested line-item hierarchy extraction","Multi-page line-item continuity across a page break","Large dollar amount precision and total validation","Parsing time slots, day patterns, and air dates","Extraction of alphanumeric ad IDs and reference codes","Structured metadata mapping for advertiser, station, billing, and remit sections","Political advertising and FCC compliance text recognition"]},"tool_page_slug":"landing-ai","tool_url":"https://aidemos.com/tools/landing-ai","permalink":"https://aidemos.com/evidence/e21e3065-67a9-44b0-a7d5-4534cc545780","api_url":"https://ai.aidemos.com/v1/observations/e21e3065-67a9-44b0-a7d5-4534cc545780"},"peers":[{"id":"c01474f8-d601-4535-b19c-9ab5759d7f35","tool":"datalab","tool_name":"Datalab","verdict":"worked","score":null,"score_total":null,"note":"Reconstructs the invoice into nested JSON objects and arrays that follow the supplied schema, including invoice_metadata and line_items rather than returning generic OCR text.","artifact_count":5,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-datalab-invoice-metadat-1c39e0c1c45e.png","evidence_url":"https://aidemos.com/evidence/c01474f8-d601-4535-b19c-9ab5759d7f35"},{"id":"ad656fd6-a7c6-4174-a1a5-71f32b26d964","tool":"extend-ai","tool_name":"Extend AI","verdict":"worked","score":null,"score_total":null,"note":"The invoice output is reconstructed as nested JSON sections — invoice_metadata, advertiser, station, addresses, flight_dates, line_items, and summary — instead of raw OCR.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-extendai-invoice-output-9eaac6626f6c.json","evidence_url":"https://aidemos.com/evidence/ad656fd6-a7c6-4174-a1a5-71f32b26d964"},{"id":"0b3ba3e3-dd88-4377-97f7-2da41c08c915","tool":"llamaparse","tool_name":"LlamaParse","verdict":"worked","score":null,"score_total":null,"note":"Keeps the invoice hierarchy intact, emitting invoice_metadata, advertiser, station, line_items, and summary objects rather than flat OCR text.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-llamaparse-invoice-metadata-af804b493598.png","evidence_url":"https://aidemos.com/evidence/0b3ba3e3-dd88-4377-97f7-2da41c08c915"},{"id":"d1acf6ae-95ec-460a-bac2-aed663d491c5","tool":"nanonets","tool_name":"Nanonets","verdict":"worked","score":null,"score_total":null,"note":"It preserves the invoice hierarchy exactly as requested, filling dedicated objects for invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-docstrange-nanonets-invoice-output-9dc0f476da4c.json","evidence_url":"https://aidemos.com/evidence/d1acf6ae-95ec-460a-bac2-aed663d491c5"},{"id":"3d48880c-53de-43f1-b4b6-4da534758c2b","tool":"reducto","tool_name":"Reducto","verdict":"worked","score":null,"score_total":null,"note":"Reconstructs the invoice into the requested nested JSON hierarchy, populating invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary sections.","artifact_count":3,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-reducto-invoice-metadata-c12acb4fc069.png","evidence_url":"https://aidemos.com/evidence/3d48880c-53de-43f1-b4b6-4da534758c2b"},{"id":"38fc2de5-4406-486b-9a50-fa39c4b5e88a","tool":"retab","tool_name":"Retab","verdict":"worked","score":null,"score_total":null,"note":"Builds the requested invoice hierarchy with separate invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary objects instead of a flat OCR dump.","artifact_count":3,"thumbnail":"https://d3epheqghktydj.cloudfront.net/research-media-retab-extracted-invoice-metadata-2b6610b8f928.png","evidence_url":"https://aidemos.com/evidence/38fc2de5-4406-486b-9a50-fa39c4b5e88a"},{"id":"15ef12f7-5460-42d4-99d5-9ee4785c8552","tool":"unstract","tool_name":"Unstract","verdict":"worked","score":null,"score_total":null,"note":"Populates the requested invoice hierarchy into dedicated sections for invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary.","artifact_count":2,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/18ce6c9c9f314db694ae8439172b4041.png?v=1","evidence_url":"https://aidemos.com/evidence/15ef12f7-5460-42d4-99d5-9ee4785c8552"}],"other_criteria":[{"id":"19860e8d-14dd-466c-b257-a1945282f00a","criterion":"extraction-accuracy","criterion_name":"Extraction Accuracy","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"Gets the invoice totals and metadata numerically right, including aired_spots 8, gross_total 29750, agency_commission 4462.5, net_amount_due 25287.5, and payment_terms \"30 Days\".","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/19860e8d-14dd-466c-b257-a1945282f00a"},{"id":"184fde87-39d4-4fe1-928e-d94082d4127f","criterion":"extraction-accuracy","criterion_name":"Extraction Accuracy","rank_role":"decisive","verdict":"mixed","score":null,"score_total":null,"note":"Leaves several station-level fields null even though the station is identified, with call_letters \"KMSP\" populated but address, city, state, postal_code, main_phone, and billing_phone all null.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/184fde87-39d4-4fe1-928e-d94082d4127f"},{"id":"16a432ba-f975-4195-9525-e97b93220074","criterion":"semantic-field-enrichment","criterion_name":"Semantic Field Enrichment","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"Populates derived line-item fields such as day_of_week \"M\", days_pattern \"MTWT\", time_slot \"430a-5a\", and ad_id \"NRCCW1071005\" on line item 1.","artifact_count":3,"evidence_url":"https://aidemos.com/evidence/16a432ba-f975-4195-9525-e97b93220074"},{"id":"4e54005c-915d-492b-8121-ad1d06573a45","criterion":"table-and-record-completeness","criterion_name":"Table & Record Completeness","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"Extracts all 8 advertising line items as separate records, preserving the row count and scheduling structure instead of collapsing the table.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/4e54005c-915d-492b-8121-ad1d06573a45"}],"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":"c01474f8-d601-4535-b19c-9ab5759d7f35","tool":"datalab","tool_name":"Datalab","verdict":"worked","score":null,"score_total":null,"note":"Reconstructs the invoice into nested JSON objects and arrays that follow the supplied schema, including invoice_metadata and line_items rather than returning generic OCR text."},{"id":"ad656fd6-a7c6-4174-a1a5-71f32b26d964","tool":"extend-ai","tool_name":"Extend AI","verdict":"worked","score":null,"score_total":null,"note":"The invoice output is reconstructed as nested JSON sections — invoice_metadata, advertiser, station, addresses, flight_dates, line_items, and summary — instead of raw OCR."},{"id":"0b3ba3e3-dd88-4377-97f7-2da41c08c915","tool":"llamaparse","tool_name":"LlamaParse","verdict":"worked","score":null,"score_total":null,"note":"Keeps the invoice hierarchy intact, emitting invoice_metadata, advertiser, station, line_items, and summary objects rather than flat OCR text."},{"id":"d1acf6ae-95ec-460a-bac2-aed663d491c5","tool":"nanonets","tool_name":"Nanonets","verdict":"worked","score":null,"score_total":null,"note":"It preserves the invoice hierarchy exactly as requested, filling dedicated objects for invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary."},{"id":"3d48880c-53de-43f1-b4b6-4da534758c2b","tool":"reducto","tool_name":"Reducto","verdict":"worked","score":null,"score_total":null,"note":"Reconstructs the invoice into the requested nested JSON hierarchy, populating invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary sections."},{"id":"38fc2de5-4406-486b-9a50-fa39c4b5e88a","tool":"retab","tool_name":"Retab","verdict":"worked","score":null,"score_total":null,"note":"Builds the requested invoice hierarchy with separate invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary objects instead of a flat OCR dump."},{"id":"15ef12f7-5460-42d4-99d5-9ee4785c8552","tool":"unstract","tool_name":"Unstract","verdict":"worked","score":null,"score_total":null,"note":"Populates the requested invoice hierarchy into dedicated sections for invoice_metadata, advertiser, station, account_details, billing_address, remit_address, flight_dates, line_items, and summary."}]}