Wenyan MCP

An MCP server that automates publishing Markdown articles to WeChat Official Accounts, handling Markdown-to-WeChat conversion, image uploads to WeChat's media library, theme styling, math formula rendering, and code highlighting — configurable as stdio or SSE with multi-tenant support.

Evaluated Mar 06, 2026 (0d ago) vlatest

Homepage ↗ Repo ↗ Other wechat markdown publishing official-account npm docker mcp cms china

⚙ Agent Friendliness

/ 100

Can an agent use this?

🔒 Security

/ 100

Is it safe for agents?

⚡ Reliability

/ 100

Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality

Documentation

Error Messages

Auth Simplicity

Rate Limits

🔒 Security

TLS Enforcement

Auth Strength

Scope Granularity

Dep. Hygiene

Secret Handling

Classical Chinese programming language MCP. Niche/experimental tool. Local execution. Low security risk. Community-maintained.

⚡ Reliability

Uptime/SLA

Version Stability

Breaking Changes

Error Recovery

Best When

You regularly publish Markdown content to WeChat Official Accounts and want AI to draft, format, and publish articles in one workflow without manual platform adaptation.

Avoid When

You publish to multiple platforms (WordPress, Medium, Substack, etc.) — a multi-platform publishing tool would serve better.

Use Cases

• Publishing AI-drafted Markdown articles directly to WeChat Official Accounts from Claude Desktop
• Automating the tedious Markdown-to-WeChat reformatting workflow for content creators
• Multi-tenant content publishing pipelines where different users have separate WeChat credentials
• Self-hosted WeChat publishing infrastructure deployable via Docker or Kubernetes

Not For

• Publishing to platforms other than WeChat Official Accounts
• Users without a verified WeChat Official Account with API access
• Teams unable to whitelist the server's IP address in WeChat backend

Interface

REST API

Yes

GraphQL

gRPC

MCP Server

Yes ↗

SDK

Webhooks

Authentication

Methods: api_key

OAuth: No Scopes: No

Requires WECHAT_APP_ID and WECHAT_APP_SECRET environment variables. SSE mode supports optional HTTP_API_KEY for request authentication. Multi-tenant SSE passes credentials per request.

Pricing

Model: open_source

Free tier: Yes

Requires CC: No

Apache 2.0 licensed. Free to use; WeChat Official Account API usage is free within WeChat's own rate limits.

Agent Metadata

Pagination

none

Idempotent

Unknown

Retry Guidance

Not documented

Known Gotchas

⚠ Server IP must be whitelisted in WeChat Official Account backend — uploads will silently fail without this
⚠ Articles require FrontMatter with title field; missing title causes processing failure
⚠ Docker stdio mode requires volume mounting for local image paths to be accessible
⚠ WeChat Official Account API access requires account verification which can take days

Alternatives

markdowntomp-wechat wechat-api-direct mdnice

Full Evaluation Report

Detailed scoring breakdown, competitive positioning, security analysis, and improvement recommendations for Wenyan MCP.

$99

API endpoint ↗ Agent guide ↗ Report inaccuracy

Scores are editorial opinions as of 2026-03-06.