{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"murf","slug":"murf","name":"Murf","type":"product","url":"https://murf.ai","page_url":"https://unfragile.ai/murf","categories":["voice-audio"],"tags":[],"pricing":{"model":"freemium","free":true,"starting_price":"$23/mo"},"status":"active","verified":false},"capabilities":[{"id":"murf__cap_0","uri":"capability://text.generation.language.multi.voice.text.to.speech.synthesis.with.parameter.control","name":"multi-voice text-to-speech synthesis with parameter control","description":"Converts input text to natural-sounding audio using a library of 120+ pre-trained voice models across 20+ languages. The system accepts text input, applies user-specified parameters (pitch, speed, style), and streams or returns audio output in standard formats. Voice selection is decoupled from synthesis, allowing users to swap voices without re-processing text, and parameter adjustments are applied at synthesis time rather than post-processing.","intents":["Generate voiceovers for e-learning videos without hiring voice actors","Create multilingual audio content for global audiences in minutes","Adjust voiceover tone and pacing to match video timing without re-recording","Produce consistent narration across hundreds of training modules"],"best_for":["instructional designers and learning content creators (e.g., Nestle, Vertiv use cases)","marketing teams producing explainer videos and promotional content","non-technical content creators using the Studio web interface","localization teams dubbing video content into multiple languages"],"limitations":["Maximum text length per request is undocumented; likely fails on documents >10,000 words without chunking","Voice quality and naturalness varies significantly by language; non-English languages may exhibit artifacts or unnatural prosody","Pitch and speed parameters have undocumented ranges and may not support extreme values (e.g., pitch shift >2 octaves)","No emotional prosody control beyond generic 'style' parameter; cannot express nuanced emotions like sarcasm or uncertainty","Voice consistency across multiple sequential API calls is not guaranteed; each request is synthesized independently"],"requires":["Web browser with modern JavaScript support for Studio interface","API key for programmatic access (Murf Falcon API)","Text input in one of 20+ supported languages (specific list undocumented)","Internet connection for cloud-based synthesis"],"input_types":["plain text (UTF-8)","text with markup for emphasis or pauses (format undocumented)"],"output_types":["audio file (format undocumented, likely MP3 or WAV)","audio stream (for real-time voice agent applications)"],"categories":["text-generation-language","audio-synthesis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_1","uri":"capability://text.generation.language.voice.cloning.from.user.provided.samples","name":"voice cloning from user-provided samples","description":"Allows users to create custom voice models by uploading audio samples of a target speaker. The system ingests these samples, trains or fine-tunes a voice model, and generates a new voice ID that can be used for subsequent TTS synthesis. Implementation details (sample size requirements, training time, quality metrics) are undocumented, but the feature is positioned as enabling personalized voiceovers without hiring voice actors.","intents":["Create a branded voice for a company's voiceover content","Clone a deceased or unavailable voice actor's voice for posthumous content","Generate voiceovers in a specific person's voice for personalized learning experiences","Maintain consistent voice identity across large content libraries"],"best_for":["enterprise teams with budget for custom voice development","content creators seeking distinctive brand voice differentiation","organizations with accessibility requirements for specific speaker voices"],"limitations":["Minimum sample size and quality requirements are undocumented; likely requires 10-30 minutes of clear audio per voice","Training time is undocumented; may take hours to days before cloned voice is available","Voice cloning quality degrades with accented speech, background noise, or non-native speakers","Cloned voices are stored in Murf's infrastructure with no option for local export or self-hosting","No mechanism to update or improve a cloned voice after initial training; retraining requires new samples","Legal/ethical guardrails for voice cloning are undocumented; unclear if consent verification is enforced"],"requires":["Audio samples of target speaker (format and duration undocumented)","Paid Murf account tier (free tier likely excludes voice cloning)","Clear audio with minimal background noise for optimal results"],"input_types":["audio files (MP3, WAV, or other formats; specifics undocumented)","speaker metadata (name, language, accent)"],"output_types":["custom voice ID (proprietary identifier)","cloned voice model (usable in subsequent TTS synthesis)"],"categories":["text-generation-language","audio-synthesis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_10","uri":"capability://automation.workflow.freemium.access.model.with.feature.gated.premium.tiers","name":"freemium access model with feature-gated premium tiers","description":"Offers a free tier with limited voiceover generation (character/minute limits undocumented) and restricted feature access, with paid tiers unlocking advanced features (voice cloning, dubbing, API access, team collaboration). The pricing model uses character-based or minute-based metering for consumption, with API pricing at 1 cent per minute of generated audio. Specific free tier limits and paywall triggers are undocumented.","intents":["Try Murf voiceover generation without upfront payment","Evaluate voice quality and features before committing to paid plan","Generate occasional voiceovers for personal projects","Integrate TTS into applications at predictable per-minute cost"],"best_for":["individual creators and hobbyists testing voiceover generation","small teams with occasional voiceover needs","developers prototyping voice agent applications","enterprises evaluating Murf before large-scale deployment"],"limitations":["Free tier limits are undocumented; unclear if monthly character/minute limits exist or if watermarking is applied","Paywall triggers are undocumented; unclear which features require paid tier (voice cloning, dubbing, API, team collaboration)","API pricing (1 cent per minute) is ambiguous; unclear if this is per-minute of generated audio or per-minute of API usage","Premium voice surcharges are undocumented; unclear if all 120+ voices cost the same or if some require additional fees","Language-specific pricing variations are undocumented; unclear if all 20+ languages cost the same","Data residency/compliance surcharges are undocumented; unclear if GDPR or HIPAA compliance requires additional fees","No published SLA or uptime guarantee for free tier; service may be deprioritized vs. paid users"],"requires":["Murf account (email signup for free tier)","API key for paid API access (requires paid account tier)"],"input_types":["text content (limited by free tier quota)","voice ID selection"],"output_types":["audio file (may include watermark on free tier)"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_11","uri":"capability://tool.use.integration.enterprise.deployment.with.multi.geography.data.residency","name":"enterprise deployment with multi-geography data residency","description":"Supports enterprise deployments with data residency across 11 geographies, enabling compliance with regional data protection regulations (GDPR, CCPA, etc.). The infrastructure likely uses regional API endpoints and data storage, with user control over data location. Enterprise customers receive dedicated support, custom SLAs, and potentially on-premises or private cloud deployment options.","intents":["Deploy Murf in GDPR-compliant manner for European customers","Ensure customer data remains in specific geographic region for compliance","Negotiate custom SLAs and support terms for large-scale deployments","Integrate Murf into enterprise security and compliance frameworks"],"best_for":["enterprises with strict data residency requirements (GDPR, CCPA, HIPAA)","organizations in regulated industries (healthcare, finance, government)","companies with global operations requiring regional data storage","large-scale deployments with dedicated support needs"],"limitations":["Data residency options are undocumented; unclear which 11 geographies are supported or if user can choose region","Data residency surcharges are undocumented; unclear if regional deployment requires additional fees","On-premises or private cloud deployment options are not mentioned; unclear if available for enterprise customers","Compliance certifications (SOC 2, ISO 27001, HIPAA) are not mentioned; unclear what standards Murf meets","Data deletion and retention policies are undocumented; unclear how long data is retained after account deletion","Audit logging and compliance reporting are undocumented; unclear if enterprises can audit data access and synthesis requests"],"requires":["Enterprise account with Murf (requires sales engagement)","Compliance requirements documentation (GDPR, CCPA, HIPAA, etc.)","Dedicated support contact and SLA agreement"],"input_types":["data residency region selection","compliance requirement specifications"],"output_types":["regional API endpoints","compliance documentation and audit reports"],"categories":["tool-use-integration","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_2","uri":"capability://text.generation.language.video.synchronized.audio.generation.and.dubbing","name":"video-synchronized audio generation and dubbing","description":"Automatically aligns generated voiceover audio to video timelines in the Studio editor, and provides AI dubbing that translates and re-voices video content in 10+ languages. The system ingests video files, extracts or accepts text transcripts, generates audio in target language/voice, and re-synchronizes audio to video frames. Auto-alignment mechanism is undocumented but likely uses speech-to-text or frame-based timing heuristics to match audio duration to video segments.","intents":["Dub educational videos into multiple languages without manual audio editing","Localize marketing videos for international audiences in hours instead of weeks","Sync voiceover narration to animated explainer videos with frame-accurate timing","Create multilingual versions of training content for global enterprises"],"best_for":["content localization teams producing multilingual video libraries","e-learning platforms serving global audiences","marketing teams with tight deadlines for international campaign rollout","documentary and educational content producers"],"limitations":["Auto-alignment fails on heavily accented speech, background music, or overlapping dialogue; manual adjustment tools are undocumented","Supported video formats and codecs are undocumented; likely limited to common formats (MP4, MOV, WebM)","Dubbing quality degrades with fast speech, technical jargon, or culturally-specific references that don't translate well","Lip-sync adjustment is not mentioned; dubbed audio may not match speaker lip movements in original video","Maximum video duration per project is undocumented; likely has practical limits (e.g., 2-4 hours)","Dubbing is limited to 10+ languages; specific language pairs and quality tiers are undocumented"],"requires":["Video file in supported format (specifics undocumented)","Text transcript or script for voiceover (can be auto-generated via speech-to-text, but accuracy depends on source audio quality)","Target language selection from supported list","Paid Murf account tier (dubbing likely requires premium subscription)"],"input_types":["video file (format undocumented, likely MP4/MOV/WebM)","text transcript (plain text or script with timing markers)","target language code"],"output_types":["video file with synchronized audio (format undocumented, likely same as input)","audio track (separate from video for editing flexibility)"],"categories":["text-generation-language","image-visual","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_3","uri":"capability://text.generation.language.real.time.voice.agent.synthesis.with.low.latency.streaming","name":"real-time voice agent synthesis with low-latency streaming","description":"Provides a cloud-hosted REST/streaming API (Murf Falcon) for integrating TTS into conversational voice agents. The system accepts text input from a dialogue system, streams audio output in real-time with claimed 130ms end-to-end latency, and supports language switching mid-conversation. Architecture suggests a pre-warmed inference pipeline optimized for low-latency streaming rather than batch processing, with audio chunking and buffering to minimize perceived delay.","intents":["Build customer service voice agents that respond to caller inquiries in natural voice","Create appointment booking systems with conversational voice interaction","Deploy multilingual sales agents that switch languages based on caller preference","Develop IT helpdesk voice agents for technical support automation"],"best_for":["developers building voice-first applications and conversational AI systems","contact center platforms integrating TTS for outbound calling","SaaS companies adding voice capabilities to existing products","enterprises deploying multilingual voice agents across geographies"],"limitations":["130ms latency claim is end-to-end including network round-trip; actual synthesis time is undocumented and likely varies by language/voice","Latency variance under high load is undocumented; no SLA or performance guarantees published","API rate limits and concurrent request limits are undocumented; likely enforced per tier with overage charges","Language switching mid-conversation is claimed but mechanism is undocumented; may require explicit language parameter per request","Voice consistency across multiple sequential API calls is not guaranteed; each request is synthesized independently","No built-in dialogue management or context awareness; developers must implement conversation logic separately","Audio streaming format and codec are undocumented; likely ulaw or linear PCM for telephony compatibility"],"requires":["API key for Murf Falcon (requires paid account tier)","HTTP/REST client or SDK (no official SDK mentioned; likely requires manual HTTP calls or community libraries)","Dialogue system or conversation engine to generate text prompts","Audio playback capability on client side (speaker, headset, or telephony system)"],"input_types":["text string (length limit undocumented)","voice ID (from 120+ available voices or custom cloned voice)","language code (for language switching)","optional parameters (pitch, speed, style)"],"output_types":["audio stream (real-time streaming, format undocumented)","audio file (for batch processing or caching)"],"categories":["text-generation-language","tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_4","uri":"capability://automation.workflow.collaborative.team.workspace.for.voiceover.projects","name":"collaborative team workspace for voiceover projects","description":"Provides a shared project workspace where multiple team members can collaborate on voiceover content creation, with features for project organization, role-based access, and version management. Specific collaboration features (real-time editing, commenting, approval workflows) are undocumented, but the product is positioned as enabling teams to produce voiceovers at scale without siloed workflows.","intents":["Coordinate voiceover production across distributed teams","Manage approval workflows for content before publishing","Share voice libraries and style guides across team members","Track project status and production timelines for large content libraries"],"best_for":["enterprise learning teams producing hundreds of training modules","marketing agencies managing voiceover production for multiple clients","media companies with distributed content creation workflows","localization teams coordinating multilingual content production"],"limitations":["Collaboration features are undocumented; unclear if real-time editing, commenting, or version control are supported","Permission model is undocumented; unclear if role-based access (editor, reviewer, admin) is enforced","Concurrent editing conflicts are not mentioned; likely uses last-write-wins or requires manual conflict resolution","Project organization features are undocumented; unclear if folders, tags, or custom metadata are supported","Audit trail and change history are not mentioned; unclear if team can track who made what changes and when","Integration with external project management tools (Jira, Asana, Monday) is not mentioned"],"requires":["Paid Murf account tier with team collaboration enabled","Team member invitations and email-based access management","Web browser for accessing shared workspace"],"input_types":["project metadata (name, description, target audience)","team member email addresses for invitations","content files (text scripts, video files)"],"output_types":["shared project workspace (web-based interface)","generated voiceover files (audio or video with audio)"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_5","uri":"capability://tool.use.integration.third.party.integrations.for.embedded.voiceover.generation","name":"third-party integrations for embedded voiceover generation","description":"Provides native integrations with popular content creation platforms (Canva, Google Slides, PowerPoint) via add-ons/plugins, allowing users to generate voiceovers without leaving their primary authoring tool. Also exposes a REST API for custom integrations. Integration architecture likely uses OAuth for authentication, webhook callbacks for async processing, and standardized voice/parameter APIs.","intents":["Add voiceovers to Canva designs without exporting and re-importing","Generate narration for Google Slides presentations in-editor","Create PowerPoint presentations with synchronized voiceover audio","Embed TTS capabilities into custom applications via REST API"],"best_for":["non-technical content creators using Canva, Slides, or PowerPoint","developers building custom applications requiring TTS","teams already invested in Google Workspace or Microsoft Office ecosystems","SaaS companies adding voice capabilities to their platforms"],"limitations":["Canva, Slides, and PowerPoint integrations are limited to basic voice selection and parameter control; advanced features (voice cloning, dubbing) may require Studio access","API documentation is undocumented; no published SDK, rate limits, authentication details, or error handling specifications","API pricing is undocumented; unclear if per-request, per-minute, or subscription-based billing applies","Custom integrations require manual HTTP calls; no official SDK for Python, JavaScript, or other languages","Webhook support for async processing is not mentioned; likely requires polling for job status","API versioning strategy is undocumented; unclear how breaking changes are communicated"],"requires":["Murf account (free or paid, depending on integration)","Canva, Google Slides, or PowerPoint account for native integrations","API key for custom REST API integrations (requires paid tier)","HTTP client or SDK for programmatic access"],"input_types":["text content from Canva/Slides/PowerPoint editor","voice ID and parameters (pitch, speed, style)","optional: video file for dubbing"],"output_types":["audio file (embedded in Canva/Slides/PowerPoint or returned via API)","video file with synchronized audio (for dubbing integrations)"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_6","uri":"capability://automation.workflow.batch.voiceover.generation.for.large.content.libraries","name":"batch voiceover generation for large content libraries","description":"Enables users to upload multiple text files or scripts and generate voiceovers in bulk, with options for consistent voice selection, parameter application, and output organization. Implementation likely uses asynchronous job queuing, parallel synthesis across multiple GPU instances, and batch result aggregation. Users can monitor progress and download generated audio files in bulk.","intents":["Generate voiceovers for 100+ training modules in a single batch job","Localize large content libraries into multiple languages simultaneously","Create voiceovers for podcast episodes or audiobook chapters in bulk","Produce consistent narration across hundreds of e-learning courses"],"best_for":["enterprise learning teams with large content libraries","audiobook publishers and podcast networks","localization teams managing multilingual content at scale","media companies producing high-volume content"],"limitations":["Batch job size limits are undocumented; unclear if there are per-job or per-day quotas","Processing time for large batches is undocumented; likely depends on queue depth and available GPU capacity","Batch pricing is undocumented; unclear if bulk discounts apply or if per-minute billing is standard","Output organization and naming conventions are undocumented; unclear if files are automatically organized by source or language","Batch job monitoring and retry logic are undocumented; unclear if failed jobs are automatically retried or require manual intervention","No mention of scheduled batch processing; unclear if users can schedule jobs for off-peak hours"],"requires":["Paid Murf account tier (batch processing likely requires premium subscription)","Text files or scripts in supported format (CSV, JSON, or plain text; specifics undocumented)","Voice ID and parameter specifications for batch job","Sufficient storage quota for output files"],"input_types":["batch file (CSV, JSON, or plain text with multiple text entries)","voice ID and parameters (applied to all entries in batch)","optional: language code for multilingual batches"],"output_types":["audio files (one per input entry, format undocumented)","batch job status report (progress, success/failure counts)"],"categories":["automation-workflow","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_7","uri":"capability://text.generation.language.multilingual.content.generation.with.automatic.language.detection","name":"multilingual content generation with automatic language detection","description":"Automatically detects the language of input text and applies appropriate voice models and pronunciation rules for synthesis. Supports 20+ languages with language-specific voice libraries. The system likely uses language detection heuristics (character encoding, word patterns) or explicit language tagging to route text to the correct TTS model. Supports seamless language switching in voice agent applications without re-initialization.","intents":["Generate voiceovers for multilingual content without manually specifying language","Create voice agents that respond in the caller's preferred language","Localize content into multiple languages with consistent voice selection","Support code-switching (mixing languages) in voiceover content"],"best_for":["global enterprises producing content in multiple languages","multilingual voice agent developers","localization teams managing content in 10+ languages","international media companies"],"limitations":["Language detection accuracy is undocumented; likely fails on mixed-language text or code-switching","Supported languages are undocumented; website mentions '20+ languages' and '35+ languages' inconsistently","Voice quality varies significantly by language; non-English languages may have fewer voice options or lower naturalness","Pronunciation rules and phoneme handling are undocumented; likely uses language-specific phoneme sets but may fail on technical terms or proper nouns","Language-specific pricing variations are undocumented; unclear if all languages cost the same or if premium languages have surcharges","Code-switching (mixing languages in same sentence) is not mentioned; likely not supported"],"requires":["Text input in one of 20+ supported languages","Optional: explicit language code to override auto-detection","Voice ID selection (language-specific voices recommended)"],"input_types":["text in supported language (UTF-8 encoded)","optional: explicit language code for disambiguation"],"output_types":["audio file with language-appropriate voice and pronunciation"],"categories":["text-generation-language","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_8","uri":"capability://image.visual.web.based.voiceover.studio.with.drag.and.drop.interface","name":"web-based voiceover studio with drag-and-drop interface","description":"Provides a browser-based editor for creating voiceover content with drag-and-drop timeline editing, voice selection, parameter adjustment, and video preview. The Studio is a single-page application (SPA) that manages project state, renders a timeline UI, and communicates with backend synthesis APIs. Users can upload video files, add text scripts, select voices, adjust parameters, and preview audio-video synchronization in real-time.","intents":["Create voiceovers for videos without learning audio editing software","Adjust voiceover timing and tone interactively before finalizing","Preview audio-video synchronization in real-time","Manage multiple voiceover projects in a single interface"],"best_for":["non-technical content creators and instructional designers","marketing teams producing explainer videos","e-learning content creators","anyone unfamiliar with audio editing software (Audacity, Adobe Audition)"],"limitations":["Browser-based interface may have performance issues with large video files (>500MB)","Real-time preview rendering is computationally expensive; likely limited to lower resolution or frame rate","Keyboard shortcuts and advanced editing features are undocumented; may be limited compared to professional audio editors","Undo/redo history is undocumented; unclear if full project history is maintained or if there are limits","Project auto-save frequency is undocumented; unclear if users risk losing work on browser crashes","Export options are undocumented; unclear if users can export intermediate files (audio-only, video-only, project file)"],"requires":["Modern web browser (Chrome, Firefox, Safari, Edge) with WebGL support for video rendering","Murf account (free or paid tier)","Video file in supported format (specifics undocumented)","Stable internet connection for real-time synthesis and preview"],"input_types":["video file (format undocumented, likely MP4/MOV/WebM)","text script (plain text or pasted from document)","voice ID and parameter selections"],"output_types":["video file with synchronized audio (format undocumented)","audio file (separate from video for flexibility)"],"categories":["image-visual","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__cap_9","uri":"capability://text.generation.language.voice.parameter.customization.with.real.time.preview","name":"voice parameter customization with real-time preview","description":"Allows users to adjust voice characteristics (pitch, speed, style) via slider controls or numeric input, with real-time audio preview of changes. The system synthesizes short preview clips (e.g., 5-10 seconds) to allow users to hear parameter effects before committing to full synthesis. Parameter adjustments are applied at synthesis time rather than post-processing, suggesting the TTS model accepts parameter inputs during inference.","intents":["Match voiceover tone and pacing to video timing without re-recording","Adjust voice characteristics to match brand guidelines or speaker preferences","Preview parameter changes before generating full voiceover","Fine-tune voice naturalness and emotional tone"],"best_for":["content creators seeking precise control over voiceover characteristics","teams with specific brand voice guidelines","users optimizing voiceover pacing to match video timing"],"limitations":["Parameter ranges are undocumented; unclear if pitch can shift >2 octaves or if speed can exceed 2x normal rate","Parameter effects are voice-dependent; some voices may not respond well to extreme pitch/speed adjustments","Real-time preview latency is undocumented; likely 1-3 seconds for preview synthesis","Preview clips are limited in length; unclear if users can preview full documents or only short samples","Parameter combinations may produce unnatural results; no guidance on recommended ranges or presets","Style parameter is vague; unclear what 'style' options are available (formal, casual, energetic, etc.)"],"requires":["Web browser with audio playback capability","Murf Studio account (free or paid tier)","Text content to preview"],"input_types":["text content (short sample for preview)","voice ID","parameter values (pitch, speed, style)"],"output_types":["preview audio clip (5-10 seconds, format undocumented)"],"categories":["text-generation-language","image-visual"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"murf__headline","uri":"capability://voice.audio.ai.voiceover.studio.with.realistic.text.to.speech.capabilities","name":"ai voiceover studio with realistic text-to-speech capabilities","description":"Murf is an AI voiceover studio that offers over 120 realistic text-to-speech voices in 20 languages, enabling users to create high-quality voiceovers for various applications, including video content and localization.","intents":["best AI voiceover tool","AI voiceover studio for video production","top text-to-speech software","realistic voice cloning solutions","voiceover services for content creators"],"best_for":["content creators","localization teams","video producers"],"limitations":["voice quality may vary","context management not specified"],"requires":[],"input_types":["text"],"output_types":["audio files"],"categories":["voice-audio"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":54,"verified":false,"data_access_risk":"high","permissions":["Web browser with modern JavaScript support for Studio interface","API key for programmatic access (Murf Falcon API)","Text input in one of 20+ supported languages (specific list undocumented)","Internet connection for cloud-based synthesis","Audio samples of target speaker (format and duration undocumented)","Paid Murf account tier (free tier likely excludes voice cloning)","Clear audio with minimal background noise for optimal results","Murf account (email signup for free tier)","API key for paid API access (requires paid account tier)","Enterprise account with Murf (requires sales engagement)"],"failure_modes":["Maximum text length per request is undocumented; likely fails on documents >10,000 words without chunking","Voice quality and naturalness varies significantly by language; non-English languages may exhibit artifacts or unnatural prosody","Pitch and speed parameters have undocumented ranges and may not support extreme values (e.g., pitch shift >2 octaves)","No emotional prosody control beyond generic 'style' parameter; cannot express nuanced emotions like sarcasm or uncertainty","Voice consistency across multiple sequential API calls is not guaranteed; each request is synthesized independently","Minimum sample size and quality requirements are undocumented; likely requires 10-30 minutes of clear audio per voice","Training time is undocumented; may take hours to days before cloned voice is available","Voice cloning quality degrades with accented speech, background noise, or non-native speakers","Cloned voices are stored in Murf's infrastructure with no option for local export or self-hosting","No mechanism to update or improve a cloned voice after initial training; retraining requires new samples","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.7,"quality":0.9,"ecosystem":0.15000000000000002,"match_graph":0.25,"freshness":0.75,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.1,"match_graph":0.35,"freshness":0.05}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:23.328Z","last_scraped_at":null,"last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=murf","compare_url":"https://unfragile.ai/compare?artifact=murf"}},"signature":"yn/ImY37UMzT6/ZLikykqQWqS+AxxSLjhJUeXJJAZr8B831aKh781THZwmKoFgEFvnVreQJ7LM0kjbAdXYUFDA==","signedAt":"2026-06-21T12:54:53.285Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/murf","artifact":"https://unfragile.ai/murf","verify":"https://unfragile.ai/api/v1/verify?slug=murf","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}