{"observation":{"id":"a31a83dd-27e5-4da4-a2c6-0ec5587d8392","tool":"noiz-ai","tool_name":"Noiz AI","criterion":"voice-quality","criterion_name":"Voice Quality","criterion_definition":"Clear, clean, professional audio with minimal artifacts or distortion.","criterion_evidence_type":"transformation","criterion_rank_role":"decisive","criterion_rank_role_reason":"Clean, clear audio with minimal artifacts is a basic requirement for professional voiceovers. (3 of 3 judges)","scenario":"product-advertisement-voiceover","scenario_name":"Product Advertisement Voiceover","group_tag":"voiceover-narration","scenario_description":"A commercial-style promotional voiceover script for Pulse Brew coffee, designed to test persuasive, energetic narration with professional pacing and natural delivery.","modality":"text","input_text":"We've all had those mornings where getting out of bed feels impossible. That's exactly why we created Pulse Brew. It's a smooth, rich coffee made from ethically sourced beans, roasted to bring out bold flavor without the bitterness. Whether you're heading into a busy workday or taking a quiet moment for yourself, every cup is made to help you slow down, focus, and enjoy the little things. Great coffee shouldn't just wake you up. It should make your day a little better.","input_artifact_refs":[],"stresses":["Naturalness of commercial narration","Emotional and persuasive delivery","Pronunciation accuracy","Advertisement pacing and rhythm","Professional voice quality"],"verdict":"worked","score":null,"score_total":null,"note":"Produces clean audio with no noticeable artifacts or distortion in the advertisement output.","evidence_state":"verified","source":null,"artifacts":[{"url":"https://d3epheqghktydj.cloudfront.net/noiz-ai-noiz-ai-product-ad-output-868413ee292f.wav","role":"output","alt":null}],"run_id":"2cc0c2ec-33ac-4420-b0c5-85214fa9e409","study_title":"Generate Professional Voiceovers","study_kind":"generation","research_task":"86baq76ud","tested_at":null,"completeness":"input-and-output","input":{"state":"text","text":"We've all had those mornings where getting out of bed feels impossible. That's exactly why we created Pulse Brew. It's a smooth, rich coffee made from ethically sourced beans, roasted to bring out bold flavor without the bitterness. Whether you're heading into a busy workday or taking a quiet moment for yourself, every cup is made to help you slow down, focus, and enjoy the little things. Great coffee shouldn't just wake you up. It should make your day a little better.","files":[],"modality":"text","stresses":["Naturalness of commercial narration","Emotional and persuasive delivery","Pronunciation accuracy","Advertisement pacing and rhythm","Professional voice quality"]},"tool_page_slug":"noiz-ai","tool_url":"https://aidemos.com/tools/noiz-ai","permalink":"https://aidemos.com/evidence/a31a83dd-27e5-4da4-a2c6-0ec5587d8392","api_url":"https://ai.aidemos.com/v1/observations/a31a83dd-27e5-4da4-a2c6-0ec5587d8392"},"peers":[{"id":"c2d5911f-daaf-4e51-94c6-7b8a94c0b3fd","tool":"cartesia-ai","tool_name":"Cartesia.ai","verdict":"worked","score":null,"score_total":null,"note":"Outputs clean, high-quality audio with clear speech and no noticeable background artifacts, distortion, or clipping.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/cartesia-ai-cartesia-product-ad-output-d311a97746ca.wav","evidence_url":"https://aidemos.com/evidence/c2d5911f-daaf-4e51-94c6-7b8a94c0b3fd"},{"id":"f5782aa6-4441-4b8c-a3c7-ebc0bfaa07e7","tool":"epidemic-sound-voices","tool_name":"Epidemic Sound Voices","verdict":"worked","score":null,"score_total":null,"note":"Generates clean, professional audio with no noticeable artifacts, and the recording quality is described as production-ready with minimal post-processing needed.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/epidemic-sound-epidemic-sound-product-ad-output-8f9ad16a39a9.wav","evidence_url":"https://aidemos.com/evidence/f5782aa6-4441-4b8c-a3c7-ebc0bfaa07e7"},{"id":"9753bb1c-557f-4be0-8201-483befea4ae4","tool":"minimax","tool_name":"Minimax","verdict":"worked","score":null,"score_total":null,"note":"Generates clean, crisp audio with no noticeable artifacts or distortion, suitable for direct commercial use.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/minimax-io-minimax-product-ad-output-ec31a450d806.wav","evidence_url":"https://aidemos.com/evidence/9753bb1c-557f-4be0-8201-483befea4ae4"},{"id":"05059eff-d407-4d04-ac9d-b29f3049b977","tool":"murf-ai","tool_name":"Murf AI","verdict":"worked","score":null,"score_total":null,"note":"The audio is clean, crisp, and professionally recorded, with no noticeable background artifacts or distortions.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/murf-ai-murf-ai-product-ad-output-f6795d998403.wav","evidence_url":"https://aidemos.com/evidence/05059eff-d407-4d04-ac9d-b29f3049b977"}],"other_criteria":[{"id":"91cb9c40-ff7a-441b-a5c9-0a90c3d9f3cf","criterion":"emotional-delivery","criterion_name":"Emotional Delivery","rank_role":"decisive","verdict":"struggled","score":null,"score_total":null,"note":"Delivers the ad with an exaggerated tone rather than a persuasive one, so the emotional style does not match the intended commercial pitch well.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/91cb9c40-ff7a-441b-a5c9-0a90c3d9f3cf"},{"id":"b9a9a0c4-b72e-4756-bd4e-3599c9da3edd","criterion":"naturalness","criterion_name":"Naturalness","rank_role":"decisive","verdict":"mixed","score":null,"score_total":null,"note":"Generates conversational, reasonably human-like advertisement speech, but the default voice preset can sound overly energetic and not immediately production-ready for professional commercial use.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/b9a9a0c4-b72e-4756-bd4e-3599c9da3edd"},{"id":"f50641bf-77f1-4145-96e8-2fda4666868a","criterion":"pacing-rhythm","criterion_name":"Pacing & Rhythm","rank_role":"decisive","verdict":"struggled","score":null,"score_total":null,"note":"Speaks too fast and can feel awkward, especially around the call-to-action line, even though pauses are inserted at full stops.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/f50641bf-77f1-4145-96e8-2fda4666868a"},{"id":"fb03f300-9853-40ab-8ea9-d24e27f4d9f9","criterion":"pronunciation-accuracy","criterion_name":"Pronunciation Accuracy","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"Handles names, technical terms, and punctuation accurately, producing clear and understandable speech throughout the recording.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/fb03f300-9853-40ab-8ea9-d24e27f4d9f9"}],"appears_in":[{"page_type":"ranking","slug":"ai-voiceover-tools","title":"Best AI Tools for Professional Voiceovers","url":"https://aidemos.com/best/ai-voiceover-tools","binding":"run"},{"page_type":"tool","slug":"cartesia-ai","title":null,"url":"https://aidemos.com/tools/cartesia-ai","binding":"run"},{"page_type":"tool","slug":"epidemic-sound","title":null,"url":"https://aidemos.com/tools/epidemic-sound","binding":"run"},{"page_type":"tool","slug":"minimax-io","title":null,"url":"https://aidemos.com/tools/minimax-io","binding":"run"},{"page_type":"tool","slug":"murf-ai","title":null,"url":"https://aidemos.com/tools/murf-ai","binding":"run"},{"page_type":"tool","slug":"noiz-ai","title":null,"url":"https://aidemos.com/tools/noiz-ai","binding":"run"}],"same_scenario":[{"id":"c2d5911f-daaf-4e51-94c6-7b8a94c0b3fd","tool":"cartesia-ai","tool_name":"Cartesia.ai","verdict":"worked","score":null,"score_total":null,"note":"Outputs clean, high-quality audio with clear speech and no noticeable background artifacts, distortion, or clipping."},{"id":"f5782aa6-4441-4b8c-a3c7-ebc0bfaa07e7","tool":"epidemic-sound-voices","tool_name":"Epidemic Sound Voices","verdict":"worked","score":null,"score_total":null,"note":"Generates clean, professional audio with no noticeable artifacts, and the recording quality is described as production-ready with minimal post-processing needed."},{"id":"9753bb1c-557f-4be0-8201-483befea4ae4","tool":"minimax","tool_name":"Minimax","verdict":"worked","score":null,"score_total":null,"note":"Generates clean, crisp audio with no noticeable artifacts or distortion, suitable for direct commercial use."},{"id":"05059eff-d407-4d04-ac9d-b29f3049b977","tool":"murf-ai","tool_name":"Murf AI","verdict":"worked","score":null,"score_total":null,"note":"The audio is clean, crisp, and professionally recorded, with no noticeable background artifacts or distortions."}]}