Ba-Zi.ai Chinese Astrology
NPM · CHINESE-ASTROLOGY-SKILL
BaZi Four Pillars charts, bone weight fortune (称骨) and Chinese almanac (黄历) by Ba-Zi.ai.
Available components
Last scanned (22 hours ago)
Scores higher than 77% of npm servers
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. How we score → Why this is hard to score →
Supply Chain Security81
- No malware found by supply-chain analysis.Pass
- CVE check failed: a known high-severity CVE affects zod 3.25.76, a direct dependency. A fixed version is available. View diagnostics → Fail
- No install/post-install scripts declared.Pass
- 32 of 98 dependencies flagged as unhealthy. View diagnostics → Partial
Provenance & Transparency97
- Source repository is publicly reachable at the declared URL. View diagnostics → Pass
- Cryptographically verified build provenance (signed, bound to xlw-pro/chinese-astrology-skill). View diagnostics → Pass
- Clear OSI-approved license (MIT).Pass
- Actively maintained (last published 15 days ago).Pass
- Disclosure check failed: no security disclosure policy was found in the source repository. See how to fix → Fail
Schema Quality & AI Usability78
- AI-judged instruction clarity (excellent).Pass
- Tool/resource definitions use about 484 tokens (~121/item across 4 items; 4 tools + 0 resources), lean.Pass
- Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management53
- Stability observed for 16 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage100
- 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
- 100% of tool parameters carry a description.Pass
Tool Safety100
- No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.Pass
- We read all 4 captured tool definition(s), and no name or description among them implies an irreversible operation.Pass
- An AI judge read all 4 captured unit(s) of tool text and found none that tries to manipulate the model reading it.Pass
Capabilities100
- Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass
Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.
- 3 Nov 26 +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.
- 1 Nov 26 +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.
- 30 Oct 26 +1
- Security disclosure: unverified → fail ▼ functional
- 29 Oct 26 0
- Security disclosure: fail → unverified ▼ functional
- 27 Oct 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 23 to 27. That category is still filling its 30-day observation window: 7 days of observed history at the previous scan, 8 at this one. The score rises as the window fills, whether or not the server changes.
- 25 Oct 26 +3
- Stability: unverified → 0.20 ▲ functional
- 24 Oct 26 −5
- CVE-2023-54404 affects this package: high ▼ security
- Known CVEs: pass → fail ▼ security
- 20 Oct 26 +15
- Malware scan: unverified → pass ▲ security
Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.
Captured 4 Nov 2026 · Analysed npm/chinese-astrology-skill@1.0.1
Provenance Verified
A signed build attestation was found and verified, binding this exact artifact to the source repository it claims to come from.
| Result | Verified |
|---|---|
| Ecosystem | npm |
| Reason | Verified |
| Discovered via | Registry attestation endpoint |
| Source repo | xlw-pro/chinese-astrology-skill |
| Certificate issuer | https://token.actions.githubusercontent.com |
| Certificate SAN | https://github.com/xlw-pro/chinese-astrology-skill/.github/workflows/publish.yml@refs/tags/v1.0.1 |
| Rekor log index | 3323765333 |
| Predicate type | SLSA build provenance https://slsa.dev/provenance/v1 |
| Subject digest | sha512:b4ff911d4c9e8fad32405885616f38729f2afba9824e8f727fbe440b8d3959433b58ffe40e1287fdcc0733e6584583465da5460e61bcf08193ddc6320 |
Background: How many MCP packages publish verified provenance →
Vulnerabilities 1 finding
| ID | CVE | Severity | Vector | Fix available |
|---|---|---|---|---|
| GHSA-mrhx-c7xc-m3w5 | CVE-2023-54404 | high | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | yes |
Background: What a vulnerability scan can and cannot prove →
Dependencies 98 packages
| Packages resolved | 98 |
|---|---|
| Stale | 31 |
| No linked repository | 1 |
| Tree resolution | Complete |
Background: SBOMs and build attestations, explained →
The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability. A tool's description is untrusted text the model reads on every call, which is what makes this list a security surface and not just an inventory: how tool poisoning works →
calculateBoneWeight ~121
Calculate bone weight fortune (秤骨算命) using Yuan Tiangang's ancient Tang Dynasty method. Assigns weight values to birth year/month/day/hour and returns a destiny poem with interpretation. This tool is exclusive to chinese-astrology-skill. 袁天罡秤骨算命法，根据出生时间计算骨重与命运诗。
| Name | Type | Req | Description |
|---|---|---|---|
| solarDatetime | string | yes | Birth datetime in ISO format, e.g. "1990-06-15T14:00:00+08:00". 公历出生时间。 |
No output schema declared.
No examples provided.
findBirthDates ~87
Find possible birth dates from a BaZi string. Returns all matching solar datetimes from 1700 to present. 根据八字反查公历出生时间。
| Name | Type | Req | Description |
|---|---|---|---|
| bazi | string | yes | BaZi string (space-separated four pillars), e.g. "戊寅 己未 己卯 辛未". 八字（空格分隔四柱）。 |
No output schema declared.
No examples provided.
getAlmanac ~76
Get Chinese almanac (黄历) for a specific date. Returns lunar date, auspicious/inauspicious activities, directional gods, and more. 获取指定日期的黄历信息。
| Name | Type | Req | Description |
|---|---|---|---|
| solarDatetime | string | – | Date in ISO format. Defaults to today (China time). 公历日期，默认今天。 |
No output schema declared.
No examples provided.
getBaziChart ~200
Calculate a complete BaZi (Four Pillars of Destiny) chart from birth datetime. Returns the eight characters, Five Elements, Ten Gods, Hidden Stems, Decade Fortune, and more. 根据出生时间计算完整八字命盘。
| Name | Type | Req | Description |
|---|---|---|---|
| eightCharProviderSect | number | – | Late Zi hour config. 1 = next day, 2 = same day (default). 早晚子时：1=明天，2=当天。 |
| gender | number | yes | 0 = female, 1 = male. 0=女，1=男。 |
| lunarDatetime | string | – | Lunar birth datetime, e.g. "2000-5-5 12:00:00". 农历出生时间。 |
| solarDatetime | string | – | Birth datetime in ISO format, e.g. "2000-01-15T12:00:00+08:00". 公历出生时间。 |
No output schema declared.
No examples provided.
How do I install the Ba-Zi.ai Chinese Astrology MCP server?
Ba-Zi.ai Chinese Astrology runs locally as an npm package, launched with npx -y chinese-astrology-skill. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.
npm · chinese-astrology-skill
claude mcp add xlw-pro-chinese-astrology-skill -- npx -y chinese-astrology-skill
What is the Ba-Zi.ai Chinese Astrology MCP server?
Ba-Zi.ai Chinese Astrology is an MCP server listed in the public MCP registry as io.github.xlw-pro/chinese-astrology-skill. BaZi Four Pillars charts, bone weight fortune (称骨) and Chinese almanac (黄历) by Ba-Zi.ai. This page covers its npm package (chinese-astrology-skill).
Is the Ba-Zi.ai Chinese Astrology MCP server safe to use?
Ba-Zi.ai Chinese Astrology scores 83 out of 100 on VerifyMCP. We recorded 1 known advisory against it as of 4 November 2026. It declares no install or post-install scripts. Its build provenance is signed and verified. 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 Ba-Zi.ai Chinese Astrology MCP server expose?
Ba-Zi.ai Chinese Astrology exposes 4 tools: getBaziChart, findBirthDates, getAlmanac, calculateBoneWeight. Their descriptions and schemas cost roughly 484 tokens of context every time the server is loaded.
Is the Ba-Zi.ai Chinese Astrology MCP server still maintained?
Ba-Zi.ai Chinese Astrology is still listed as active in the MCP registry. We last reached this channel on 4 November 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 Ba-Zi.ai Chinese Astrology MCP server under?
Ba-Zi.ai Chinese Astrology declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.