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hi-yu

mcd-cn

by hiyu · GitHub ↗ · v1.0.0
cross-platform ⚠ suspicious
1268
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Install in OpenClaw
/install mcdonald-cn
Description
麦当劳助手 - 查询/领取优惠券、活动日历、餐品营养信息、门店查询
Usage Guidance
This skill appears to do what it says (call McDonald's MCP API) but has two issues you should consider before installing: (1) SKILL.md requires you to provide an MCD_TOKEN for your account, yet the registry metadata did not declare any required env vars — confirm with the publisher why the registry omits this. (2) The 'auto-bind-coupons' tool is state-changing and will perform actions in your account if the skill is allowed to run; do not enable autonomous execution of state-changing commands without explicit user consent. Additional recommendations: only provide the minimum-scoped token the service supports (avoid sharing full-account credentials), verify the MCP endpoint (https://mcp.mcd.cn) is legitimate, avoid pasting the token into public chats, consider requiring manual confirmation for coupon-claiming operations, and be mindful of rate limits and privacy implications.
Capability Analysis
Type: OpenClaw Skill Name: Developer: Version: Description: OpenClaw Agent Skill The skill is classified as benign. It uses `curl` commands to interact with a McDonald's MCP service (`mcp.mcd.cn`) for its stated purpose of querying coupons, activities, and nutrition information. It requires an `MCD_TOKEN` for authentication, which is handled via an environment variable, and explicitly warns against exposing it. While it performs network requests and uses a sensitive token, these actions are clearly aligned with the skill's functionality and there is no evidence of data exfiltration to unauthorized endpoints, malicious execution, persistence, or prompt injection attempts against the agent in SKILL.md.
Capability Assessment
Purpose & Capability
The name/description (McDonald's helper: coupons, calendar, nutrition, store lookup) aligns with the operations in SKILL.md (curl calls to mcp.mcd.cn). However, the registry metadata reported 'Required env vars: none' while the SKILL.md requires an API token (MCD_TOKEN); that mismatch is unexpected and should be explained.
Instruction Scope
Instructions are explicit and limited to POSTing JSON-RPC calls to the MCP endpoint (mcp.mcd.cn) via curl and parsing responses. They do not instruct reading unrelated files or system state. One action (auto-bind-coupons) is state-changing (will attempt to claim coupons into the user account) — this is within the described domain but requires explicit user consent because it performs account actions.
Install Mechanism
No install spec and no code files are provided (instruction-only). This minimizes on-disk risk; the skill relies on curl being available at runtime.
Credentials
The SKILL.md requires an API credential (MCD_TOKEN) and an optional MCD_MCP_URL, which are proportionate to the stated purpose. However, the skill registry metadata claims no required environment variables — that inconsistency is concerning because a required credential is not declared in the registry. Users should be warned before supplying tokens.
Persistence & Privilege
The skill does not request permanent/always-on presence and does not modify other skills or system-wide settings. Autonomous invocation is permitted by default but not combined with other privilege escalations here.
How to Use
  1. Make sure OpenClaw is installed (local or Docker)
  2. Run the install command in chat: /install mcdonald-cn
  3. After installation, invoke the skill by name or use /mcdonald-cn
  4. Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.0
- Initial release. - Supports querying and claiming McDonald's coupons. - View event calendars and recent promotions. - Access nutrition information for menu items. - Assist in composing meal sets based on calorie goals. - Store locator functionality.
Metadata
Slug mcdonald-cn
Version 1.0.0
License
All-time Installs 0
Active Installs 0
Total Versions 1
Frequently Asked Questions

What is mcd-cn?

麦当劳助手 - 查询/领取优惠券、活动日历、餐品营养信息、门店查询. It is an AI Agent Skill for Claude Code / OpenClaw, with 1268 downloads so far.

How do I install mcd-cn?

Run "/install mcdonald-cn" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.

Is mcd-cn free?

Yes, mcd-cn is completely free (open-source). You can download, install and use it at no cost.

Which platforms does mcd-cn support?

mcd-cn is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).

Who created mcd-cn?

It is built and maintained by hiyu (@hi-yu); the current version is v1.0.0.

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