Utilities

Data source: goqr.me (api.qrserver.com)

MCP MCP Protocol

Endpoint https://context.gnist.ai/mcp/qr-code/

nobloat — strip report_feedback tool URL-based auth (for clients without header support)

claude_desktop_config.json

{
  "mcpServers": {
    "gnist-qr-code": {
      "url": "https://context.gnist.ai/mcp/qr-code/",
      "headers": {
        "Gnist-API-Key": "YOUR_API_KEY"
      }
    }
  }
}

Shell

curl -X POST "https://context.gnist.ai/mcp/qr-code/" \
  -H "Content-Type: application/json" \
  -H "Accept: application/json, text/event-stream" \
  -H "Gnist-API-Key: YOUR_API_KEY" \
  -d '{"jsonrpc": "2.0", "method": "tools/call", "id": 1, "params": {"name": "generate_qr_code", "arguments": {"data": "example"}}}'

API REST API

API Root https://context.gnist.ai/rest/qr-code/

4 endpoints available:

GET /rest/qr-code/generate_qr_code
GET /rest/qr-code/list_qr_formats
GET /rest/qr-code/list_qr_error_correction_levels
GET /rest/qr-code/report_feedback

Shell

curl "https://context.gnist.ai/rest/qr-code/generate_qr_code?data=example" \
  -H "Gnist-API-Key: YOUR_API_KEY"

Python

import httpx

resp = httpx.get(
    "https://context.gnist.ai/rest/qr-code/generate_qr_code",
    headers={"Gnist-API-Key": "YOUR_API_KEY"},
    params={
        "data": "example"
},
)
print(resp.json())

OpenAPI Spec · Full API Docs

CLI Command Line

Command gc qr-code

CLI documentation will be available when the GnistAI SDK is published.

Install

pip install gnistai

Available Tools (4)

generate_qr_code

Generate a QR code URL for the given text or URL.

Parameter	Type	Required	Description
`data`	`string`	required	The text or URL to encode in the QR code.
`size`	`integer`	optional	Image size in pixels (10-1000). (default: 200)
`format`	`string`	optional	Image format: png, gif, jpeg, svg, eps. (default: "png")
`error_correction`	`string`	optional	Error correction level: L, M, Q, H. (default: "M")
`color`	`string`	optional	QR code color as hex (e.g. 000000 for black). (default: "000000")
`bg_color`	`string`	optional	Background color as hex (e.g. ffffff for white). (default: "ffffff")