# io.github.yonlandwu/chinese-almanac-mcp (npm · chinese-almanac-mcp)

Chinese almanac (黄历) MCP: date selection, daily almanac, solar terms, zodiac horoscopes.

- Trust score: 81/100 (high trust)
- Change this week: +3
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-09-20

## Components

- npm · `chinese-almanac-mcp`: 81/100 (this document), [markdown](https://verifymcp.io/servers/yonlandwu-chinese-almanac-mcp/chinese-almanac-mcp.md), [page](https://verifymcp.io/servers/yonlandwu-chinese-almanac-mcp/chinese-almanac-mcp)

## Channel facts

- Registry: `npm`
- Package: `chinese-almanac-mcp`
- Version: `1.0.2`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-09-20.

- **Supply Chain Security**: 98/100
  - No malware found by supply-chain analysis.
  - No known CVEs affecting this package version or its production dependencies.
  - No install/post-install scripts declared.
  - 31 of 95 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 45/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 24 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 74/100
  - AI-judged instruction clarity (excellent).
  - Context-footprint check failed: tool/resource definitions use about 946 tokens (~135/item across 7 items; 7 tools + 0 resources), over budget; trim descriptions and params.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 83/100
  - Stability observed for 25 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Tool Safety**: 100/100
  - No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.
  - We read all 7 captured tool definition(s), and no name or description among them implies an irreversible operation.
  - An AI judge read all 8 captured unit(s) of tool text and found none that tries to manipulate the model reading it.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### How do I install the io.github.yonlandwu/chinese-almanac-mcp server?

io.github.yonlandwu/chinese-almanac-mcp runs locally as an npm package, launched with npx -y chinese-almanac-mcp. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.

### Claude

```bash
claude mcp add yonlandwu-chinese-almanac-mcp -- npx -y chinese-almanac-mcp
```

### Cursor

```json
{
  "mcpServers": {
    "yonlandwu-chinese-almanac-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chinese-almanac-mcp"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "yonlandwu-chinese-almanac-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chinese-almanac-mcp"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add yonlandwu-chinese-almanac-mcp -- npx -y chinese-almanac-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "yonlandwu-chinese-almanac-mcp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "chinese-almanac-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add yonlandwu-chinese-almanac-mcp --command npx --arg -y --arg chinese-almanac-mcp
```

### Hermes

```yaml
mcp_servers:
  yonlandwu-chinese-almanac-mcp:
    command: "npx"
    args: ["-y", "chinese-almanac-mcp"]
```

### Netclaw

```json
{
  "McpServers": {
    "yonlandwu-chinese-almanac-mcp": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "chinese-almanac-mcp"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add yonlandwu-chinese-almanac-mcp -t stdio -c npx -a -y chinese-almanac-mcp
```

### Other

```json
{
  "mcpServers": {
    "yonlandwu-chinese-almanac-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chinese-almanac-mcp"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-09-18 (score 81, +1)

No change was recorded against any check on this day. Stability & Change Management went from 73 to 77. That category is still filling its 30-day observation window: 22 days of observed history at the previous scan, 23 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-16 (score 80, +1)

No change was recorded against any check on this day. Stability & Change Management went from 67 to 70. That category is still filling its 30-day observation window: 20 days of observed history at the previous scan, 21 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-14 (score 79, +1)

No change was recorded against any check on this day. Stability & Change Management went from 60 to 63. That category is still filling its 30-day observation window: 18 days of observed history at the previous scan, 19 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-12 (score 78, +1)

No change was recorded against any check on this day. Stability & Change Management went from 53 to 57. That category is still filling its 30-day observation window: 16 days of observed history at the previous scan, 17 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-10 (score 77, +1)

No change was recorded against any check on this day. Stability & Change Management went from 47 to 50. That category is still filling its 30-day observation window: 14 days of observed history at the previous scan, 15 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-08 (score 76, +1)

No change was recorded against any check on this day. Stability & Change Management went from 40 to 43. That category is still filling its 30-day observation window: 12 days of observed history at the previous scan, 13 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-06 (score 75, +1)

No change was recorded against any check on this day. Stability & Change Management went from 33 to 37. That category is still filling its 30-day observation window: 10 days of observed history at the previous scan, 11 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-09-03 (score 74, +4)

- [functional improvement] Stability: unverified → 0.27

## MCP tools (7)

### `get_daily_almanac` (~130 tokens)

Get the full Chinese almanac for a date 查询某日完整黄历: lunar date 农历, day pillar 干支, Day Officer 值神(建除十二神), Yellow/Black Belt 黄黑道, zodiac clash 冲煞, auspicious/avoid 宜忌, spirits 神煞, Pengzu taboos 彭祖百忌, 28 mansions 二十八宿, solar term 节气.

Input parameters:

- `date` (string): Date YYYY-MM-DD (default: today, New York time) 默认今天(纽约时区)

### `get_hour_pillars` (~106 tokens)

Get the 12 two-hour pillars (子丑寅卯…) with Yellow/Black Belt deities 查询某日十二时辰黄黑道吉凶 — which hours are auspicious (青龙/明堂/金匮/天德/玉堂/司命) vs caution (天刑/朱雀/白虎/天牢/玄武/勾陈).

Input parameters:

- `date` (string, required): Date YYYY-MM-DD 日期

### `get_solar_terms` (~82 tokens)

Get the 24 solar terms of a year with minute precision 查询某年二十四节气(分钟级, JPL DE440s) — e.g. 立秋 2026-08-07 19:42. Range: current year ±1.

Input parameters:

- `year` (integer, required): Year 年份 (current ±1 for free tier)

### `pick_auspicious_dates` (~208 tokens)

Pick the best upcoming dates for a real-life event 择日 — weddings 嫁娶, moving 搬家, business openings 开业, renovations 动土, C-sections 剖腹产, contract signing / major purchases 签约买车买房, travel 出行, new jobs 入职. Engine uses four-tier spirit arbitration (協紀辨方書). Accepts natural-language synonyms (marriage, buy-a-car, 结婚, 装修…). weekend_only filters to Sat/Sun.

Input parameters:

- `activity` (string, required): Event 活动 — canonical: wedding|moving-house|grand-opening|renovation|c-section|signing-contracts|travel|starting-a-new-job; synonyms like marriage/买车/开业 all work
- `days` (integer): Window in days 查询窗口天数 (default 30)
- `weekend_only` (boolean): Only Saturdays/Sundays 仅周末 (default false)

### `get_daily_horoscope` (~132 tokens)

Get the daily luck score for a Chinese zodiac sign 查询某生肖当日运势 (0-100 + tier + 8 life categories) — rat/ox/tiger/rabbit/dragon/snake/horse/goat/monkey/rooster/dog/pig 鼠牛虎兔龙蛇马羊猴鸡狗猪.

Input parameters:

- `date` (string): Date YYYY-MM-DD (default today 默认今天)
- `sign` (string, required): Zodiac sign 生肖 slug: rat, ox, tiger, rabbit, dragon, snake, horse, goat, monkey, rooster, dog, pig

### `get_personal_lucky_hours` (~122 tokens)

Rank the 12 hours of a day for YOUR zodiac sign 查询个人吉时 — combines zodiac relations (三合 trine / 六合 harmony / 六冲 clash / 六害 harm) with the day's Yellow/Black Belt hours. Returns best_hours with 0-10 personal scores.

Input parameters:

- `date` (string): Date YYYY-MM-DD (default today 默认今天)
- `zodiac` (string, required): User's zodiac sign 生肖: rat, ox, tiger, rabbit, dragon, snake, horse, goat, monkey, rooster, dog, pig

### `list_activities` (~57 tokens)

List the 8 supported event types with all accepted synonyms (EN/CN) 列出支持的择日活动与全部中英同义词 — use this to validate the activity argument before calling pick_auspicious_dates.

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/yonlandwu-chinese-almanac-mcp/chinese-almanac-mcp#diagnostics

## Score history

- 2026-09-20: 81
- 2026-09-19: 81
- 2026-09-18: 81
- 2026-09-17: 80
- 2026-09-16: 80
- 2026-09-15: 79
- 2026-09-14: 79
- 2026-09-13: 78
- 2026-09-12: 78
- 2026-09-11: 77
- 2026-09-10: 77
- 2026-09-09: 76
- 2026-09-08: 76
- 2026-09-07: 75
- 2026-09-06: 75
- 2026-09-05: 74
- 2026-09-04: 74
- 2026-09-03: 74
- 2026-09-02: 70
- 2026-09-01: 70
- 2026-08-31: 70
- 2026-08-30: 70
- 2026-08-29: 70
- 2026-08-28: 70
- 2026-08-27: 70
- 2026-08-26: 70

## Common questions

### What is the io.github.yonlandwu/chinese-almanac-mcp server?

io.github.yonlandwu/chinese-almanac-mcp is listed in the public MCP registry as io.github.yonlandwu/chinese-almanac-mcp. Chinese almanac (黄历) MCP: date selection, daily almanac, solar terms, zodiac horoscopes. This page covers its npm package (chinese-almanac-mcp).

### Is the io.github.yonlandwu/chinese-almanac-mcp server safe to use?

io.github.yonlandwu/chinese-almanac-mcp scores 81 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 20 September 2026. It declares no install or post-install scripts. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

### What tools does the io.github.yonlandwu/chinese-almanac-mcp server expose?

io.github.yonlandwu/chinese-almanac-mcp exposes 7 tools: get_daily_almanac, get_hour_pillars, get_solar_terms, pick_auspicious_dates, get_daily_horoscope, and 2 more. Their descriptions and schemas cost roughly 837 tokens of context every time the server is loaded.

### Is the io.github.yonlandwu/chinese-almanac-mcp server still maintained?

io.github.yonlandwu/chinese-almanac-mcp is still listed as active in the MCP registry. We last reached this channel on 20 September 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

### What licence is the io.github.yonlandwu/chinese-almanac-mcp server under?

io.github.yonlandwu/chinese-almanac-mcp declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.

## Links

- npm package: https://www.npmjs.com/package/chinese-almanac-mcp
- Socket report: https://socket.dev/npm/package/chinese-almanac-mcp
- Repository: https://github.com/yonlandwu/chinese-almanac-mcp
- Changelog RSS feed: https://verifymcp.io/servers/yonlandwu-chinese-almanac-mcp/chinese-almanac-mcp.xml
- Changelog JSON feed: https://verifymcp.io/servers/yonlandwu-chinese-almanac-mcp/chinese-almanac-mcp.json
- HTML version of this page: https://verifymcp.io/servers/yonlandwu-chinese-almanac-mcp/chinese-almanac-mcp