{"observation":{"id":"fc836d16-388e-4ee4-bec0-cb53fc29b6f0","tool":"heygen","tool_name":"HeyGen","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":"futuresmart-ai-saas","scenario_name":"FutureSmart AI – SaaS","group_tag":"ugc-style-video-ads","scenario_description":"A short-form UGC ad prompt for a SaaS product discovery/comparison platform, designed to test whether the tool understands a software product, writes a believable testimonial-style script, and produces a realistic AI presenter video with captions.","modality":"mixed","input_text":"Product URL: https://aidemos.com/\n\nExact script:\nHook: Finding the right AI tools shouldn't take hours.\nScript: I've been using FutureSmart AI to discover and compare AI tools in one place. It helps me find the right tool faster with real use cases, rankings, and detailed comparisons. If you regularly use AI tools for work, it's definitely worth checking out.\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":["SaaS product understanding","Script quality","Avatar realism","Voice quality","Caption quality","Overall ad readiness"],"verdict":"failed","score":null,"score_total":null,"note":"Captioning is absent in the FutureSmart run: the researcher checked 8 timestamps from 0s through 14.9s and found zero burned-in text anywhere in the clip.","evidence_state":"verified","source":null,"artifacts":[{"url":"https://cdn.futuresmart.ai/public/aidemos/71bfe9794b8d47ff8fe33c606ad1bf35.png?v=1","role":"context","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://aidemos.com/\n\nExact script:\nHook: Finding the right AI tools shouldn't take hours.\nScript: I've been using FutureSmart AI to discover and compare AI tools in one place. It helps me find the right tool faster with real use cases, rankings, and detailed comparisons. If you regularly use AI tools for work, it's definitely worth checking out.\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":["SaaS product understanding","Script quality","Avatar realism","Voice quality","Caption quality","Overall ad readiness"]},"tool_page_slug":"heygen","tool_url":"https://aidemos.com/tools/heygen","permalink":"https://aidemos.com/evidence/fc836d16-388e-4ee4-bec0-cb53fc29b6f0","api_url":"https://ai.aidemos.com/v1/observations/fc836d16-388e-4ee4-bec0-cb53fc29b6f0"},"peers":[{"id":"29955053-f01f-44fd-90a0-99638f276f7f","tool":"akool","tool_name":"AKOOL","verdict":"failed","score":null,"score_total":null,"note":"Does not automatically include captions in the initial output; the preview showed no captions during the tested workflow.","artifact_count":2,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/e6207ee421ef47c2b87698e799385f05.png?v=1","evidence_url":"https://aidemos.com/evidence/29955053-f01f-44fd-90a0-99638f276f7f"},{"id":"76ebc2a2-bd46-412f-80d2-5961502f50f6","tool":"invideo-ai","tool_name":"Invideo AI","verdict":"worked","score":null,"score_total":null,"note":"The captions advance progressively and stay readable, and the report says they are well-timed to speech up to the cutoff.","artifact_count":2,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/093d24dd0ea0430eb36a89eeea1d9e3a.mp4?v=1","evidence_url":"https://aidemos.com/evidence/76ebc2a2-bd46-412f-80d2-5961502f50f6"},{"id":"424476ea-567e-4aaa-b6ff-6169563824b0","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 18.4 seconds, so captioning is not baked into the output.","artifact_count":1,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/e2479f4eefeb463ba33c50f244fd2be0.png?v=1","evidence_url":"https://aidemos.com/evidence/424476ea-567e-4aaa-b6ff-6169563824b0"},{"id":"f52e38cf-6d84-4ef5-a6e0-428548537f6a","tool":"topview-ai","tool_name":"Topview AI","verdict":"mixed","score":null,"score_total":null,"note":"Captions were generated and generally aligned with speech, but the run had minor timing issues.","artifact_count":2,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/57a22e612d4b431391560092245658e8.mp4?v=1","evidence_url":"https://aidemos.com/evidence/f52e38cf-6d84-4ef5-a6e0-428548537f6a"},{"id":"76b72ebd-55b4-429f-8a68-9216fd07beca","tool":"vidnoz-ai","tool_name":"Vidnoz AI","verdict":"mixed","score":null,"score_total":null,"note":"Can generate burned-in subtitles and lets the user edit them after creation, but the caption text can be awkward—the preview shows a duplicated opening phrase, 'Welcome to FutureSmart AI AI to discover'.","artifact_count":4,"thumbnail":"https://cdn.futuresmart.ai/public/aidemos/381414c80276434dbf78da871dde6d38.png?v=1","evidence_url":"https://aidemos.com/evidence/76b72ebd-55b4-429f-8a68-9216fd07beca"}],"other_criteria":[{"id":"2399684a-6762-4a39-a524-676aeddfa25c","criterion":"avatar-realism","criterion_name":"Avatar realism","rank_role":"decisive","verdict":"mixed","score":null,"score_total":null,"note":"The presenter stays visually believable overall, but the output has a fused/warped right hand at 1s and 14.9s, which breaks the realism enough to keep it from being cleanly convincing.","artifact_count":2,"evidence_url":"https://aidemos.com/evidence/2399684a-6762-4a39-a524-676aeddfa25c"},{"id":"d85a401c-453e-41da-8da1-d013b88303b0","criterion":"platform-formats","criterion_name":"Platform formats","rank_role":"context","verdict":"failed","score":null,"score_total":null,"note":"The output only fills about 55% of the 9:16 canvas, leaving large dead white bars top and bottom, so the clip is not a native full-bleed vertical export.","artifact_count":3,"evidence_url":"https://aidemos.com/evidence/d85a401c-453e-41da-8da1-d013b88303b0"}],"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":"29955053-f01f-44fd-90a0-99638f276f7f","tool":"akool","tool_name":"AKOOL","verdict":"failed","score":null,"score_total":null,"note":"Does not automatically include captions in the initial output; the preview showed no captions during the tested workflow."},{"id":"76ebc2a2-bd46-412f-80d2-5961502f50f6","tool":"invideo-ai","tool_name":"Invideo AI","verdict":"worked","score":null,"score_total":null,"note":"The captions advance progressively and stay readable, and the report says they are well-timed to speech up to the cutoff."},{"id":"424476ea-567e-4aaa-b6ff-6169563824b0","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 18.4 seconds, so captioning is not baked into the output."},{"id":"f52e38cf-6d84-4ef5-a6e0-428548537f6a","tool":"topview-ai","tool_name":"Topview AI","verdict":"mixed","score":null,"score_total":null,"note":"Captions were generated and generally aligned with speech, but the run had minor timing issues."},{"id":"76b72ebd-55b4-429f-8a68-9216fd07beca","tool":"vidnoz-ai","tool_name":"Vidnoz AI","verdict":"mixed","score":null,"score_total":null,"note":"Can generate burned-in subtitles and lets the user edit them after creation, but the caption text can be awkward—the preview shows a duplicated opening phrase, 'Welcome to FutureSmart AI AI to discover'."}]}