Barcode Generator X402
@Br0ski777
About Barcode Generator X402
Generate barcodes -- EAN-13, UPC-A, Code128, Code39. Base64 SVG output, custom width and height. -- x402 micropayment API + MCP server for AI agents
Config
Add this server to your MCP-compatible client using the configuration below.
{
"mcpServers": {
"barcode-generator": {
"url": "https://barcode-generator-production-3545.up.railway.app/mcp",
"transport": "sse"
}
}
}Tools
1POST
Overview
What is Barcode Generator X402?
Barcode Generator X402 is an MCP server that generates barcodes in EAN-13, UPC-A, Code128, and Code39 formats, returning base64-encoded SVG images. It uses the x402 pay-per-call protocol (USDC on Base L2) with no API key, signup, or rate-limit wall. It is part of the klymax402 marketplace of micropayment APIs for AI agents.
How to use Barcode Generator X402?
Add the server URL https://barcode-generator.api.klymax402.com/mcp to your MCP client configuration (Claude Desktop, Cursor, ElizaOS, etc.). The tool utility_generate_barcode accepts data (required), and optional format, width, and height. For HTTP usage, any x402-aware client automatically handles the 402 payment challenge cycle.
Key features of Barcode Generator X402
- Generates Code128, Code39, EAN-13, and UPC-A barcodes
- Returns base64-encoded SVG images
- Customizable bar width and barcode height
- Pay-per-call via x402 (USDC on Base L2)
- No API key, signup, or rate-limit walls
- Part of a marketplace of 100 x402 APIs
Use cases of Barcode Generator X402
- Product labeling and retail POS systems
- Inventory management and asset tracking
- Shipping labels and logistics workflows
- Automated barcode generation for AI agents
FAQ from Barcode Generator X402
What barcode formats are supported?
Code128 (default), Code39, EAN-13, and UPC-A.
How does payment work?
Each call costs $0.001, paid automatically via the x402 protocol using USDC on Base L2. No signup or API key needed.
Do I need an API key or signup?
No. The API is pay-per-call with no upfront registration.
Can I generate QR codes?
No. This server is for linear barcodes only. QR codes are available via a separate utility_generate_qr_code tool.
What dependencies does the client need?
An x402-aware client (e.g., @x402/fetch, x402-agent-tools, or ATXP) is required for HTTP usage to automatically handle the payment challenge cycle.
Frequently asked questions
What barcode formats are supported?
Code128 (default), Code39, EAN-13, and UPC-A.
How does payment work?
Each call costs $0.001, paid automatically via the x402 protocol using USDC on Base L2. No signup or API key needed.
Do I need an API key or signup?
No. The API is pay-per-call with no upfront registration.
Can I generate QR codes?
No. This server is for linear barcodes only. QR codes are available via a separate `utility_generate_qr_code` tool.
What dependencies does the client need?
An x402-aware client (e.g., `@x402/fetch`, `x402-agent-tools`, or ATXP) is required for HTTP usage to automatically handle the payment challenge cycle.
Basic information
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