Andrew Adams
Andrew AdamsยทCo-Founder & Operations at Wireflow

Batch Image Generation API

Generate hundreds of images in one API call using visual workflows and connected AI models

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Batch Image Generation API
Batch Image Generation ๏ฟฝ Flux 2 ProOpen workflow

At Wireflow, Andrew and the team have built and iterated on 300+ batch image generation api workflows for creative teams and agencies. The approach below reflects what we've found delivers the most consistent, production-ready results.

Built on 300+ internal test generations during development
12+ AI models benchmarked for optimal output quality
40+ configurations tested to find the best defaults

Generate Images at Scale with One API Call

Batch image generation APIs let you submit hundreds or thousands of prompts in a single request and collect all results asynchronously. Instead of looping through individual API calls, you define your prompt set once and let the system handle queuing, rate limits, and retries. Wireflow takes this further by letting you build the entire generation pipeline visually, then expose it as a callable API endpoint.

Connect any supported image model, add post-processing steps like upscaling or background removal, and trigger the full pipeline programmatically. Each workflow publishes its own endpoint, so your application calls one URL and receives processed outputs without managing multiple provider APIs separately.

Batch Generation Capabilities

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Multi-Prompt Batch Queuing

Submit arrays of prompts in one request and receive all generated images when processing completes

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Chained Model Pipelines

Connect generation, upscaling, and editing models in sequence so each batch runs through the full pipeline

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Parallel Execution

Process multiple prompts simultaneously across available GPU capacity for faster batch completion

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Per-Prompt Parameters

Set different aspect ratios, styles, or model settings for each prompt within a single batch

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Webhook Callbacks

Receive notifications as each image completes or when the entire batch finishes processing

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Usage and Cost Tracking

Monitor per-batch and per-image costs across all models with detailed usage breakdowns

More Than Just Batch Image Generation API

One Endpoint, Any Model

Access Flux, Recraft, Nano Banana, and other models through a single workflow endpoint. Swap models by editing the canvas, not your code. Explore all available models in the AI image generator toolkit.

One Endpoint, Any Model

Cut API Integration Time

Skip writing provider-specific SDKs for every image model. Wireflow's published endpoints handle authentication, retries, and format normalization so you ship faster. See how teams compare options in top Midjourney alternatives for AI image generation.

Cut API Integration Time

Scale Ad Creative Production

Generate hundreds of ad variations from a template prompt set and deliver them to your campaign manager automatically. Pair batch generation with AI ad generation workflows for end-to-end creative automation.

Scale Ad Creative Production

Enterprise-Grade Throughput

Dedicated GPU queues, priority routing, and SLA-backed uptime keep production pipelines running at scale. Review capacity options on the enterprise plan page.

Enterprise-Grade Throughput

Batch Across Content Types

Process product photos, social media graphics, and marketing banners in the same batch with per-prompt style overrides. Compare the latest generation tools in best AI ad generators for social media.

Batch Across Content Types
Open Platform

Build Any AI Workflow

15+

AI Models Integrated

No Watermarks

Full Commercial License

FAQs

What is a batch image generation API?
A batch image generation API accepts multiple prompts in one request and returns all generated images asynchronously, eliminating the need to make individual API calls for each image.
How many images can I generate per batch?
Wireflow supports batches of up to several hundred prompts per request. Actual throughput depends on the selected model, resolution, and your plan's GPU allocation.
Which image models support batch generation?
All models available on Wireflow support batch input, including Flux 2 Pro, Recraft V4, and Nano Banana 2. Select the model in your workflow and send prompts to the same endpoint.
How long does a batch take to process?
Processing time scales with batch size and model complexity. A 100-image batch at standard resolution typically completes in two to five minutes with parallel execution enabled.
Can I set different parameters for each image in a batch?
Yes, each prompt in a batch can specify its own resolution, aspect ratio, style preset, and model parameters. Default settings apply to any prompt that omits overrides.
How do I receive batch results?
Results arrive via webhook callback as each image completes, or you can poll the batch status endpoint. Both methods return image URLs and metadata for every completed generation.
Is batch generation cheaper than individual calls?
Per-image cost is the same, but batch processing reduces overhead from connection setup, authentication, and retry logic. High-volume plans include bulk pricing discounts.
Can I add post-processing to batch pipelines?
Yes, connect upscaling, background removal, or format conversion nodes after the generation step. Every image in the batch flows through the full pipeline automatically.

More From Wireflow

Andrew Adams

Written by

Andrew Adams

Co-Founder & Operations at Wireflow

Runs client operations and content strategy at Wireflow. Works directly with creative teams and agencies to build production AI workflows.

Content StrategyClient Operations

Start Generating Images at Scale

Build visual image pipelines, connect any AI model, and expose them as batch API endpoints. Process hundreds of prompts in a single call without managing provider SDKs.

Start Creating