{"observation":{"id":"89287467-a094-457a-bb5c-bccb2ec831e4","tool":"topview-ai","tool_name":"Topview AI","criterion":"caption-quality","criterion_name":"Caption quality","criterion_definition":"Accurate, well-timed captions with appropriate, on-trend styling.","criterion_evidence_type":"transformation","criterion_rank_role":"decisive","criterion_rank_role_reason":"Accurate, well-timed captions are part of the finished ad and affect clarity and performance on social platforms. (3 of 3 judges)","scenario":"duolingo-mobile-app","scenario_name":"Duolingo – Mobile App","group_tag":"ugc-style-video-ads","scenario_description":"A short-form UGC promo prompt for a consumer mobile app, designed to test whether the tool can explain app benefits simply and persuasively while generating a realistic AI-presenter video.","modality":"mixed","input_text":"Product URL: https://www.duolingo.com/\n\nExact script:\nHook: Learning a new language has never been this easy.\nScript: I've been using Duolingo for a few minutes every day, and it's made language learning simple and fun. The short lessons are easy to follow, and the daily practice keeps me motivated. If you're planning to learn a new language, give Duolingo a try.\n\nOutput requirements:\n- Vertical (9:16)\n- 20–30 seconds\n- UGC-style AI presenter\n- Natural AI voice\n- Captions enabled","input_artifact_refs":[],"stresses":["Mobile app understanding","Consumer app promotion","Script quality","Avatar realism","Voice quality","Caption quality","Overall ad readiness"],"verdict":"worked","score":null,"score_total":null,"note":"Captions were generated and readable.","evidence_state":"verified","source":null,"artifacts":[{"url":"https://cdn.futuresmart.ai/public/aidemos/804557dc8e114b7b881b3057d7014c4f.mp4?v=1","role":"output","alt":null},{"url":"https://cdn.futuresmart.ai/public/aidemos/528175f79fb647c19ab219dbc60282e0.mp4?v=1","role":"output","alt":null}],"run_id":"9fdbb84b-4aa0-484d-8f89-5c46608019a5","study_title":"Generate UGC-Style Video Ads With AI Avatars","study_kind":"generation","research_task":"86baxegpg","tested_at":null,"completeness":"input-and-output","input":{"state":"text","text":"Product URL: https://www.duolingo.com/\n\nExact script:\nHook: Learning a new language has never been this easy.\nScript: I've been using Duolingo for a few minutes every day, and it's made language learning simple and fun. The short lessons are easy to follow, and the daily practice keeps me motivated. If you're planning to learn a new language, give Duolingo a try.\n\nOutput requirements:\n- Vertical (9:16)\n- 20–30 seconds\n- UGC-style AI presenter\n- Natural AI voice\n- Captions enabled","files":[],"modality":"mixed","stresses":["Mobile app understanding","Consumer app promotion","Script quality","Avatar realism","Voice quality","Caption quality","Overall ad readiness"]},"tool_page_slug":"topview-ai","tool_url":"https://aidemos.com/tools/topview-ai","permalink":"https://aidemos.com/evidence/89287467-a094-457a-bb5c-bccb2ec831e4","api_url":"https://ai.aidemos.com/v1/observations/89287467-a094-457a-bb5c-bccb2ec831e4"},"peers":[{"id":"563c5021-098b-4a1f-b449-465d7e93d46c","tool":"heygen","tool_name":"HeyGen","verdict":"mixed","score":null,"score_total":null,"note":"Captions are present, but around 0:04-0:05 they overlap with a leftover badge graphic and become garbled, creating hard-to-read double-exposed text.","artifact_count":2,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/b1c9519dde064a1384d3dbe89454fb49.png?v=1","evidence_url":"https://aidemos.com/evidence/563c5021-098b-4a1f-b449-465d7e93d46c"},{"id":"4db20ba1-6e74-4050-9a0d-363b7b367453","tool":"invideo-ai","tool_name":"Invideo AI","verdict":"mixed","score":null,"score_total":null,"note":"The captions visibly advance across the clip and support the CTA line, but the report does not separately validate timing or styling beyond the sampled frame progression.","artifact_count":2,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/2d708f66a6554c76aa83c81aa49797c7.mp4?v=1","evidence_url":"https://aidemos.com/evidence/4db20ba1-6e74-4050-9a0d-363b7b367453"},{"id":"e12d44db-bb16-4a23-be8b-d93b69e44efc","tool":"joggai","tool_name":"JoggAI","verdict":"failed","score":null,"score_total":null,"note":"The tool can export a clip with zero on-screen captions for the full 13.5 seconds, so subtitles are absent even on a mobile-app promo.","artifact_count":1,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/7091a0095a044c99ac097c9e36090b10.png?v=1","evidence_url":"https://aidemos.com/evidence/e12d44db-bb16-4a23-be8b-d93b69e44efc"}],"other_criteria":[{"id":"6a41cd91-74b9-464b-9b3f-6fdefbfccc7b","criterion":"avatar-realism","criterion_name":"Avatar realism","rank_role":"decisive","verdict":"mixed","score":null,"score_total":null,"note":"The avatar remains visible and moves slightly, but the report describes the presenter as more AI-like than premium tools.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/6a41cd91-74b9-464b-9b3f-6fdefbfccc7b"},{"id":"fccba413-4ecd-4007-96f6-3b6b356fb807","criterion":"b-roll-product-integration","criterion_name":"B-roll / product integration","rank_role":"decisive","verdict":"struggled","score":null,"score_total":null,"note":"The podcast-style output does not show the Duolingo app UI, so the ad lacks contextual app integration.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/fccba413-4ecd-4007-96f6-3b6b356fb807"},{"id":"b9c96eb7-99ff-44d2-8681-fdec5bcfbe0d","criterion":"script-quality-persuasiveness","criterion_name":"Script quality & persuasiveness","rank_role":"decisive","verdict":"mixed","score":null,"score_total":null,"note":"The app promo is clear, but the tone is flat and less engaging for a language-learning ad.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/b9c96eb7-99ff-44d2-8681-fdec5bcfbe0d"},{"id":"06a249c8-9fd8-43fe-925f-daff45d3329e","criterion":"voice-quality","criterion_name":"Voice quality","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"The voice stayed consistent and understandable across the video.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/06a249c8-9fd8-43fe-925f-daff45d3329e"}],"appears_in":[{"page_type":"ranking","slug":"ugc-video-ad-generators","title":"Best AI Tools for Generating UGC-Style Video Ads With AI Avatars","url":"https://aidemos.com/best/ugc-video-ad-generators","binding":"run"}],"same_scenario":[{"id":"563c5021-098b-4a1f-b449-465d7e93d46c","tool":"heygen","tool_name":"HeyGen","verdict":"mixed","score":null,"score_total":null,"note":"Captions are present, but around 0:04-0:05 they overlap with a leftover badge graphic and become garbled, creating hard-to-read double-exposed text."},{"id":"4db20ba1-6e74-4050-9a0d-363b7b367453","tool":"invideo-ai","tool_name":"Invideo AI","verdict":"mixed","score":null,"score_total":null,"note":"The captions visibly advance across the clip and support the CTA line, but the report does not separately validate timing or styling beyond the sampled frame progression."},{"id":"e12d44db-bb16-4a23-be8b-d93b69e44efc","tool":"joggai","tool_name":"JoggAI","verdict":"failed","score":null,"score_total":null,"note":"The tool can export a clip with zero on-screen captions for the full 13.5 seconds, so subtitles are absent even on a mobile-app promo."}]}