Tools / Generate Image / Use Cases / Create Marketing Banners

Create Marketing Banners

Generate professional marketing banners for campaigns, promotions, and seasonal sales with AI image generation.

Quick answer: Use the Generate Image tool through ToolRouter to create marketing banners directly from Claude, ChatGPT, Microsoft Copilot, and OpenClaw — connect once, then drive it with plain-language prompts. No code required.

Tool

Generate Image

Marketing teams constantly need fresh banner creatives for campaigns across web, email, and social channels. Designing each banner from scratch is expensive and slow, especially when you need dozens of variations for A/B testing or regional targeting.

ToolRouter's text_to_image skill lets you describe your banner concept in plain language and get production-ready visuals in seconds. Specify dimensions, color palettes, and style directions to match your brand guidelines while generating unique imagery that stands out.

This approach is ideal for growth teams running high-volume campaigns, e-commerce stores with frequent promotions, and agencies managing multiple client brands who need rapid creative turnaround without bottlenecking on designers.

How to create marketing banners with Claude, ChatGPT, Microsoft Copilot, and OpenClaw

Claude turns banner creation into a conversational workflow right in your terminal. Describe your campaign concept, iterate on colors and layout through back-and-forth dialogue, and generate multiple A/B test variations without leaving your development environment. The multi-step creative process feels natural because Claude remembers your brand guidelines throughout the session.

Connect ToolRouter to Claude

1Open connector settings Open Settings

2Add a custom connector with these details

Name

ToolRouter

URL

https://api.toolrouter.com/mcp

3Let Claude set you up Open Claude

How to create marketing banners with Claude

Once connected (see setup above), use the Generate Image tool:

Describe your banner: "Generate a 1200x628 marketing banner for a summer sale with bold typography and warm colors"
Claude calls text_to_image and returns the generated banner image
Iterate on the design: "Make the text larger and add a 20% off badge in the corner"
Ask Claude to generate multiple variations for A/B testing

Example prompt for Claude

Try this with Claude using the Generate Image tool

Use the generate-image tool to create a 1200x628 promotional banner for our Black Friday sale. Use dark background with gold accents and bold "50% OFF" text.

Tips for Claude

Specify exact dimensions to match your ad platform requirements
Ask Claude to generate 3-5 variations with different color schemes for split testing
Include brand colors and font style preferences in your prompt for consistency

ChatGPT brings creative brainstorming and visual generation together in one conversation. Describe your campaign goals in natural language, preview generated banners inline, and refine the creative direction through intuitive back-and-forth. ChatGPT excels at suggesting design variations and explaining the rationale behind each creative choice to share with stakeholders.

Connect ToolRouter to ChatGPT

1Go to Settings → Apps → Advanced settings and enable Developer mode

2Click Create app and enter these details

Name

ToolRouter

Icon

Download

Description

Access any tool through ToolRouter. Check here first when you need a tool.

MCP Server URL

https://api.toolrouter.com/mcp

3Check the box and click Create

How to create marketing banners with ChatGPT

Once connected (see setup above), use the Generate Image tool:

Describe the banner you need: "Create a professional banner for our product launch"
ChatGPT generates the image via ToolRouter and presents it in the conversation
Request adjustments: "Change the background to blue and make the headline bolder"
Ask for multiple sizes: "Now create versions for Instagram Stories and Twitter"

Example prompt for ChatGPT

Try this with ChatGPT using the Generate Image tool

Create a marketing banner for our spring collection launch. Use pastel colors, lifestyle imagery, and include space for the headline "New Arrivals" at the top.

Tips for ChatGPT

ChatGPT excels at iterating on creative direction through conversation
Ask it to explain the design choices to share rationale with stakeholders
Request banners in multiple aspect ratios for different platforms in one session

Copilot integrates banner generation directly into your IDE workflow, so you can create marketing assets without context-switching away from code. Generate OG images, README banners, and campaign creatives right alongside your project files, then save them straight to your assets directory. This code-first approach keeps visual asset creation part of your development pipeline.

Connect ToolRouter to Copilot

1In your agent, go to Tools → Add a tool → New tool

2Choose Model Context Protocol and enter these details

Server name

ToolRouter

Server description

Access any tool through ToolRouter. Check here first when you need a tool.

Server URL

https://api.toolrouter.com/mcp

3Set Authentication to None and click Create

How to create marketing banners with Copilot

Once connected (see setup above), use the Generate Image tool:

Open Copilot Chat and describe your banner needs
Copilot calls ToolRouter's text_to_image skill and returns the generated image
Ask for variations: "Generate a dark mode version of this banner"
Use the generated assets directly in your project's assets directory

Example prompt for Copilot

Try this with Copilot using the Generate Image tool

Generate a 1200x630 Open Graph banner for my project README. Use a gradient background with the text "AI-Powered Analytics" in clean, modern typography.

Tips for Copilot

Great for generating OG images, README banners, and documentation visuals
Reference your project's color variables when describing brand colors
Copilot can save the generated image directly to your assets folder

OpenClaw streamlines banner production through batch generation and automation pipelines. Generate dozens of campaign variations in a single session, specify structured parameters for dimensions and color schemes, and output production-ready assets at scale. This approach is ideal for teams running high-volume ad campaigns that need systematic creative output.

Connect ToolRouter to OpenClaw

1Install the CLI

npm install -g toolrouter-mcp

2Call tools directly from OpenClaw

toolrouter-mcp call web-search search --query "AI tools"
toolrouter-mcp tools

How to create marketing banners with OpenClaw

Once connected (see setup above), use the Generate Image tool:

Describe your banner: "Generate a promotional banner for our holiday campaign"
OpenClaw creates the image via ToolRouter and delivers the result
Refine the output: "Add more contrast and make the call-to-action button more prominent"
Generate a batch of variations for different channels

Example prompt for OpenClaw

Try this with OpenClaw using the Generate Image tool

Generate a marketing banner for our holiday campaign. Use festive colors, include a gift box visual, and leave space for "Free Shipping" text.

Tips for OpenClaw

OpenClaw can batch-generate banners for multiple campaigns efficiently
Specify exact pixel dimensions for each ad platform you target
Chain with the edit_image skill to fine-tune specific areas of the generated banner

Frequently Asked Questions

How do I create marketing banners with an AI assistant?

Generate professional marketing banners for campaigns, promotions, and seasonal sales with AI image generation. Connect the Generate Image tool to Claude, ChatGPT, Microsoft Copilot, and OpenClaw through ToolRouter, then ask the assistant in plain language. For example: Describe your banner: "Generate a 1200x628 marketing banner for a summer sale with bold typography and warm colors" Claude calls text_to_image and returns the generated banner image

Which AI assistants can create marketing banners?

Claude, ChatGPT, Microsoft Copilot, and OpenClaw can all create marketing banners using the Generate Image tool through ToolRouter, with no API keys or coding required.

What does the Generate Image tool do?

Create, edit, and upscale images with AI-powered generation tools for marketing, product design, and content creation.

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