{"uid":"cap_w5ZAg3vIOsU1j8mxQLBTg","slug":"24k-labs-placeholder-image-generator-9c25ecbf","name":"24K Labs Placeholder Image Generator","description":"Generate a solid-color placeholder image with optional centered text (no input image needed).","url":"https://api.24klabs.ai/api/placeholder-image","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string"},"width":{"type":"number"},"height":{"type":"number"}}},"responseSchema":{"type":"json","example":{"width":200}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_c-FOWtK6D4ufktALV1OVO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates a solid-color placeholder image with optional centered text, requiring no input image.","exampleAgentPrompt":"Can you generate a placeholder image that's 400x300 pixels with a blue background and the centered text 'Coming Soon' in white?","exampleUseCases":[{"title":"Wireframe image placeholder for UI","prompt":"I need a 800x600 placeholder image with a light gray background and the text 'Hero Image' centered on it in dark gray — for a wireframe mockup I'm building."},{"title":"Color swatch card for design system","prompt":"Generate a solid-color image that's 200x200 pixels with a hex color of #FF5733 and the label '#FF5733' centered in white text, so I can use it in my design system docs."},{"title":"Thumbnail placeholder for video grid","prompt":"Make me a placeholder thumbnail image 320x180 pixels with a dark navy background and the word 'Unavailable' centered in yellow text — I need it to fill missing spots in a video grid."}],"resultDescription":"Returns a generated image file (solid color background with optional centered text) in a standard image format, ready to embed in UIs, mockups, or prototypes.","failureModes":["Invalid color values or unsupported color format may return an error","Unsupported or extreme image dimensions may be rejected","Missing required dimension parameters will return a validation error","Network timeout if the service is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when you need a quick, programmatic placeholder image without any input image — ideal for UI prototyping, wireframing, design systems, or filling missing image slots in grids. Prefer this over image conversion endpoints (which require an existing image) or AI image generation endpoints (which produce complex imagery from prompts).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:44:38.399Z","isFirstParty":false}