{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"tool_thumbnailai","slug":"thumbnailai","name":"ThumbnailAi","type":"webapp","url":"https://thumbnail-ai.ybouane.com","page_url":"https://unfragile.ai/thumbnailai","categories":["image-generation"],"tags":[],"pricing":{"model":"free","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"tool_thumbnailai__cap_0","uri":"capability://image.visual.ctr.focused.thumbnail.effectiveness.scoring","name":"ctr-focused thumbnail effectiveness scoring","description":"Analyzes uploaded thumbnail images through a vision-language pipeline to generate a numeric CTR-prediction score and structured effectiveness rating. The system evaluates visual design elements (contrast, composition, visual hierarchy) against YouTube click-through optimization principles, returning a single aggregate score alongside dimensional breakdowns. Implementation uses an undisclosed vision model to extract visual features, then feeds analysis through a classification/scoring model trained on CTR prediction heuristics.","intents":["I need to know if my thumbnail design will perform well before uploading to YouTube","I want an objective score to compare multiple thumbnail variations against each other","I need to understand which visual elements are hurting my thumbnail's click potential"],"best_for":["YouTubers and Twitch streamers with design skills seeking objective validation","Content creators optimizing for click-through rate without access to A/B testing infrastructure","Solo creators and small channels testing thumbnail concepts before publishing"],"limitations":["Score is based on generic CTR heuristics, not personalized to creator's audience demographics or channel history","No integration with YouTube Analytics to validate predicted scores against actual CTR performance","Analysis is image-only; video title context is optional and may not be used in scoring algorithm","No explanation of which specific design principles drive higher scores (black box scoring)","Cannot compare against competitor thumbnails or niche-specific benchmarks (e.g., gaming vs. education)"],"requires":["Web browser with image upload capability","Image file in supported format (JPEG/PNG assumed, specs unknown)","Free account or guest access (no authentication required for 3 analyses/day)"],"input_types":["image (thumbnail file, format unspecified)","text (video title, optional)"],"output_types":["numeric score (format/scale unknown)","structured analysis object with dimensions: audience fit, emotion, curiosity gap, clickbait level","strengths list (text)","weaknesses list (text)"],"categories":["image-visual","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_1","uri":"capability://image.visual.multi.dimensional.thumbnail.analysis.with.design.principle.breakdown","name":"multi-dimensional thumbnail analysis with design principle breakdown","description":"Decomposes thumbnail effectiveness into five discrete analytical dimensions: audience fit assessment, emotion detection/rating, curiosity gap evaluation, clickbait level scoring, and strengths/weaknesses identification. Each dimension is evaluated independently through the vision-language pipeline, allowing creators to understand which specific design aspects are working or failing. The system returns structured analysis data for each dimension rather than a single opaque score.","intents":["I want to understand WHY my thumbnail scored low, not just the score itself","I need to know if my thumbnail appeals to my target audience emotionally","I want to measure how much curiosity gap my thumbnail creates"],"best_for":["Creators who want actionable feedback beyond a numeric score","Teams iterating on thumbnail design and needing structured critique","Creators learning thumbnail design principles through AI-guided analysis"],"limitations":["Dimensional analysis is not explained or validated against actual creator performance data","No weighting or prioritization of dimensions (unclear which dimension matters most for CTR)","Clickbait level scoring provides no guidance on optimal clickbait threshold for different niches","Audience fit assessment has no access to actual channel demographics or audience data","Emotion detection is generic (not personalized to creator's brand or audience preferences)"],"requires":["Thumbnail image file","Optional: video title for context (may improve audience fit assessment)"],"input_types":["image (thumbnail)","text (video title, optional)"],"output_types":["structured analysis object with 5+ dimensions","text descriptions for strengths and weaknesses"],"categories":["image-visual","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_2","uri":"capability://text.generation.language.ai.generated.alternative.title.suggestions.for.thumbnails","name":"ai-generated alternative title suggestions for thumbnails","description":"Generates alternative video title suggestions based on uploaded thumbnail image analysis. The system uses the vision model's understanding of thumbnail visual elements (text, imagery, emotion) combined with a language model to produce title variations that align with the thumbnail's visual messaging and CTR optimization principles. Title generation is context-aware to the thumbnail's design elements but does not require video metadata.","intents":["I want title suggestions that match my thumbnail's visual design and messaging","I need to ensure my title and thumbnail are visually and conceptually aligned","I want to generate multiple title variations to A/B test against my thumbnail"],"best_for":["Content creators optimizing title-thumbnail alignment","Creators seeking rapid title ideation based on visual design","Solo creators without copywriting expertise"],"limitations":["Title suggestions are generated without access to video content, channel history, or audience data","No indication of how many title variations are generated per analysis","Titles are not validated against YouTube SEO best practices or keyword research","No A/B testing framework to measure which suggested titles actually improve CTR","Title generation is only available in Pro tier ($9.99/month), not in free tier"],"requires":["Pro tier subscription ($9.99/month) or free tier with limited analyses","Thumbnail image file"],"input_types":["image (thumbnail)"],"output_types":["text (list of alternative title suggestions, quantity unknown)"],"categories":["text-generation-language","image-visual"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_3","uri":"capability://image.visual.ai.generated.thumbnail.variations.with.design.alternatives","name":"ai-generated thumbnail variations with design alternatives","description":"Generates alternative thumbnail design variations based on analysis of the uploaded thumbnail. The system uses vision-language understanding to identify design elements (layout, color, text, imagery) and produces modified versions with different design approaches, composition, or visual emphasis. Variations are generated to test different CTR optimization strategies (e.g., different color schemes, text placement, emotional appeals) without requiring manual design work.","intents":["I want to see alternative design approaches for my thumbnail concept","I need to generate multiple thumbnail variations to A/B test without using design software","I want design suggestions that maintain my brand while optimizing for CTR"],"best_for":["Content creators without design software skills or access","Creators seeking rapid iteration on thumbnail designs","Teams testing multiple design variations quickly"],"limitations":["Thumbnail generation is only available in Pro tier ($9.99/month); not in free tier","Pro tier includes 120 thumbnail generations/month (unclear if per-analysis or total quota)","No control over which design elements are modified (black box generation)","Generated variations are not validated against actual CTR performance","No integration with YouTube to test generated thumbnails against live audience","Quantity of variations generated per request is unknown","Cannot specify design constraints or brand guidelines for generation"],"requires":["Pro tier subscription ($9.99/month)","Thumbnail image file","Monthly quota of 120 generations (shared across all analyses)"],"input_types":["image (thumbnail)"],"output_types":["image (generated thumbnail variations, quantity and format unknown)"],"categories":["image-visual"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_4","uri":"capability://automation.workflow.rate.limited.analysis.quota.system.with.tiered.access","name":"rate-limited analysis quota system with tiered access","description":"Implements a quota-based access control system with three tiers: guest (3 analyses/day), free logged-in (10 analyses/day), and Pro ($9.99/month, 100 analyses/day). Each tier has distinct rate limits enforced server-side, with quota reset on daily/monthly cycles. The system tracks usage per user/session and blocks further analyses when quota is exhausted, with clear messaging directing users to upgrade. Pro tier also includes 120 thumbnail generations/month as a separate quota.","intents":["I need to understand how many analyses I can run before hitting a paywall","I want to upgrade my quota to support higher-volume thumbnail testing","I need to manage my monthly generation budget across multiple thumbnails"],"best_for":["Casual creators (3-5 analyses/week) satisfied with free tier","Semi-professional creators (20-30 analyses/week) for whom $9.99/month is low friction","Professional creators (daily use) requiring 100+ analyses/day"],"limitations":["Quota resets daily for analyses (no carryover of unused analyses)","Thumbnail generation quota is monthly (120/month), creating potential bottleneck for high-volume creators","No overage pricing or pay-as-you-go option (hard limit at quota)","No annual discount or bulk pricing mentioned","Free tier quota (10/day logged-in) may be insufficient for creators testing multiple variations","No team or enterprise plans for agencies or multi-creator operations"],"requires":["Free account (optional, enables 10 analyses/day vs. 3 for guests)","Pro subscription ($9.99/month) for 100 analyses/day and 120 generations/month"],"input_types":["none (quota is enforced server-side)"],"output_types":["quota status (remaining analyses/day, remaining generations/month)"],"categories":["automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_5","uri":"capability://tool.use.integration.web.based.image.upload.and.analysis.pipeline","name":"web-based image upload and analysis pipeline","description":"Provides a web UI for uploading thumbnail images and triggering server-side analysis. The upload pipeline accepts image files (format unspecified), stores them temporarily, routes them through the vision-language analysis pipeline, and returns results to the browser. The system handles file validation, error handling, and result rendering without requiring API access or command-line tools. Analysis latency and file size limits are not documented.","intents":["I want to quickly upload a thumbnail and get feedback without installing software","I need a simple, no-setup tool to analyze thumbnails in my browser","I want to test multiple thumbnails without managing files or API keys"],"best_for":["Non-technical creators comfortable with web UIs","Solo creators seeking minimal setup friction","Users without API access or programming knowledge"],"limitations":["No API access for programmatic analysis or batch processing","No file format specifications (JPEG/PNG assumed but unconfirmed)","File size limits are unknown (may reject large or high-resolution images)","No batch upload capability (single image per analysis)","No integration with YouTube, Google Drive, or other cloud storage (manual upload only)","Analysis latency is unknown (no SLA or performance metrics provided)","No export of results (analysis visible only in browser, no CSV/JSON download)"],"requires":["Web browser (Chrome, Firefox, Safari, Edge)","Image file in supported format (JPEG/PNG assumed)","Internet connection"],"input_types":["image (thumbnail file, format unspecified)"],"output_types":["HTML/web UI (analysis results rendered in browser)"],"categories":["tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_6","uri":"capability://data.processing.analysis.optional.video.title.context.for.analysis.enhancement","name":"optional video title context for analysis enhancement","description":"Accepts optional video title input alongside thumbnail image to provide additional context for analysis. The system may use title text to improve audience fit assessment, curiosity gap evaluation, or title-thumbnail alignment scoring. Title input is optional (analysis works without it), suggesting it enhances but does not require title context. Implementation details on how title context is integrated into the analysis pipeline are unknown.","intents":["I want my thumbnail analysis to consider my video's title for better alignment feedback","I need to know if my title and thumbnail work well together conceptually","I want audience fit assessment based on both visual and textual messaging"],"best_for":["Creators optimizing title-thumbnail alignment","Users seeking more contextual analysis than image-only evaluation"],"limitations":["Title input is optional, suggesting it may not significantly impact analysis","No documentation on how title context is used in scoring or analysis","Title is not used for SEO validation or keyword research","No integration with video description, tags, or other metadata","Cannot analyze title-thumbnail alignment against actual video content"],"requires":["Thumbnail image file","Video title (optional, text input)"],"input_types":["text (video title, optional)"],"output_types":["enhanced analysis object (if title provided)"],"categories":["data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_7","uri":"capability://image.visual.strengths.and.weaknesses.identification.for.thumbnails","name":"strengths and weaknesses identification for thumbnails","description":"Analyzes uploaded thumbnails to identify and list specific design strengths and weaknesses. The system uses vision-language understanding to extract design elements (color, composition, text, imagery) and evaluates them against CTR optimization principles, returning structured lists of what is working well and what needs improvement. Strengths and weaknesses are presented as text descriptions rather than numeric scores.","intents":["I want to know what's working well in my thumbnail design","I need specific feedback on what design elements to improve","I want actionable critique beyond a numeric score"],"best_for":["Creators learning thumbnail design principles through feedback","Designers seeking structured critique from an AI perspective","Teams collaborating on thumbnail iteration"],"limitations":["Strengths and weaknesses are generic (not personalized to creator's audience or niche)","No prioritization of which weaknesses to fix first","No guidance on how to address identified weaknesses","Feedback is not validated against actual creator performance data","No comparison to successful thumbnails in creator's niche"],"requires":["Thumbnail image file"],"input_types":["image (thumbnail)"],"output_types":["text (list of strengths)","text (list of weaknesses)"],"categories":["image-visual","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"tool_thumbnailai__cap_8","uri":"capability://automation.workflow.free.tier.with.account.creation.incentive","name":"free tier with account creation incentive","description":"Offers a free tier with quota differentiation based on account status: 3 analyses/day for guest users (no account) and 10 analyses/day for logged-in users (3x increase). The system incentivizes account creation by offering higher quota without requiring payment, reducing friction for new users while establishing user identity for future monetization. Account creation is simple (email/password or social login assumed) with no verification required.","intents":["I want to try the tool without paying or creating an account","I want to increase my quota by creating a free account","I want to test if this tool is worth my time before upgrading"],"best_for":["Casual creators testing the tool with minimal commitment","Solo creators with low-volume thumbnail testing needs","Users evaluating the product before considering Pro upgrade"],"limitations":["Guest tier (3/day) is very restrictive, encouraging quick account creation","Free tier (10/day) may be insufficient for creators testing multiple variations daily","No thumbnail generation in free tier (only available in Pro)","Quota resets daily, creating artificial scarcity and upgrade pressure","No free trial of Pro features (must pay to access generation)"],"requires":["No payment required","Email address for account creation (optional for guest access)"],"input_types":["none (account creation is optional)"],"output_types":["user account (email, password, quota tracking)"],"categories":["automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":39,"verified":false,"data_access_risk":"high","permissions":["Web browser with image upload capability","Image file in supported format (JPEG/PNG assumed, specs unknown)","Free account or guest access (no authentication required for 3 analyses/day)","Thumbnail image file","Optional: video title for context (may improve audience fit assessment)","Pro tier subscription ($9.99/month) or free tier with limited analyses","Pro tier subscription ($9.99/month)","Monthly quota of 120 generations (shared across all analyses)","Free account (optional, enables 10 analyses/day vs. 3 for guests)","Pro subscription ($9.99/month) for 100 analyses/day and 120 generations/month"],"failure_modes":["Score is based on generic CTR heuristics, not personalized to creator's audience demographics or channel history","No integration with YouTube Analytics to validate predicted scores against actual CTR performance","Analysis is image-only; video title context is optional and may not be used in scoring algorithm","No explanation of which specific design principles drive higher scores (black box scoring)","Cannot compare against competitor thumbnails or niche-specific benchmarks (e.g., gaming vs. education)","Dimensional analysis is not explained or validated against actual creator performance data","No weighting or prioritization of dimensions (unclear which dimension matters most for CTR)","Clickbait level scoring provides no guidance on optimal clickbait threshold for different niches","Audience fit assessment has no access to actual channel demographics or audience data","Emotion detection is generic (not personalized to creator's brand or audience preferences)","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.31666666666666665,"quality":0.67,"ecosystem":0.2,"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":"2026-05-24T12:16:33.648Z","last_scraped_at":"2026-04-05T13:23:42.559Z","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=thumbnailai","compare_url":"https://unfragile.ai/compare?artifact=thumbnailai"}},"signature":"YSGd2JFjNJUTgHT/UaAUNN2Cw2KCqKcO/mxI25MIOR8wsg1kLWGFJtW4xk2mA0/hfPH+AuIDvootPNQbi1iCDw==","signedAt":"2026-06-21T12:56:21.725Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/thumbnailai","artifact":"https://unfragile.ai/thumbnailai","verify":"https://unfragile.ai/api/v1/verify?slug=thumbnailai","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"}}