Bulk AI Image Generator (NO API KEY)
Pricing
from $3.00 / 1,000 results
Generate hundreds of AI images in one run from a list of prompts using top OpenRouter models (Gemini, GPT Image, Seedream, Flux...).
You can access the Bulk AI Image Generator (NO API KEY) programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.
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Each prompt can be combined with the 'Images per prompt' setting to create multiple variations.", "items": { "type": "string" } }, "model": { "title": "Image model", "enum": [ "google/gemini-3-pro-image", "google/gemini-3-pro-image-preview", "google/gemini-3.1-flash-image", "google/gemini-3.1-flash-image-preview", "openai/gpt-5.4-image-2", "openai/gpt-5-image", "openai/gpt-5-image-mini", "google/gemini-2.5-flash-image", "google/gemini-3.1-flash-lite-image" ], "type": "string", "description": "Which OpenRouter image-generation model to use. Defaults to Gemini 2.5 Flash Image (reliable, handles terse prompts well). Use 'Custom model ID' below to use any other OpenRouter model.", "default": "google/gemini-2.5-flash-image" }, "systemPrompt": { "title": "System prompt (optional)", "type": "string", "description": "Optional extra instructions applied to every image (e.g. a consistent style, brand, or quality directive). This is appended to the built-in instruction that forces the model to always render an image and never reply with text." }, "customModelId": { "title": "Custom model ID (advanced)", "type": "string", "description": "Optional. Any OpenRouter model ID with image output, e.g. 'google/gemini-2.5-flash-image'. Overrides the 'Image model' selection above. See https://openrouter.ai/models?fmt=cards&output_modalities=image." }, "aspectRatio": { "title": "Aspect ratio", "enum": [ "1:1", "16:9", "9:16", "4:3", "3:4", "3:2", "2:3", "21:9" ], "type": "string", "description": "Aspect ratio of the generated images. Support varies by model; ignored by models that do not accept it.", "default": "1:1" }, "imageSize": { "title": "Image resolution", "enum": [ "0.5K", "1K", "2K", "4K" ], "type": "string", "description": "Output resolution. Higher resolutions cost more OpenRouter credit. Support varies by model.", "default": "1K" }, "imagesPerPrompt": { "title": "Images per prompt", "minimum": 1, "maximum": 10, "type": "integer", "description": "How many image variations to generate for each prompt (1-10).", "default": 1 }, "concurrency": { "title": "Concurrency", "minimum": 1, "maximum": 20, "type": "integer", "description": "How many images to generate in parallel. Higher is faster, but the built-in AI access starts refusing connections above about 6, which shows up as failed prompts rather than as speed. Raise it only when you supply your own OpenRouter API key (1-20).", "default": 4 }, "maxItems": { "title": "Max images (optional cap)", "minimum": 1, "type": "integer", "description": "Optional hard cap on the total number of images generated in this run, useful for controlling spend. Leave empty to generate one image for every prompt × images-per-prompt." }, "openRouterApiKey": { "title": "OpenRouter API key (optional)", "type": "string", "description": "Optional. Bring your own OpenRouter API key to call OpenRouter directly and bill your own OpenRouter account. Leave empty to use the built-in apify/openrouter proxy (billed as Apify credit, no key needed)." }, "proxyBaseUrl": { "title": "OpenRouter proxy base URL (advanced)", "type": "string", "description": "Advanced. Override the API base URL. 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