io.github.tech-sushant/calculator-mcp
NPM · @TECH-SUSHANT/CALCULATOR-MCP · SCANNED AUG 7
A simple Model Context Protocol calculator server
Available components
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 →
Supply Chain Security70
- No malware found by supply-chain analysis.Pass
- CVE check failed: a known high-severity CVE affects @modelcontextprotocol/sdk 0.4.0, a direct dependency. A fixed version is available. View diagnostics → Fail
- No install/post-install scripts declared.Pass
- Dependency health was assessed across the 13 of 14 dependencies we could resolve, so this covers what we could see, not the whole tree. View diagnostics → Partial
Provenance & Transparency44
- Source repository is publicly reachable at the declared URL. View diagnostics → Pass
- Provenance check failed: no build-provenance attestation is published. See how to fix → View diagnostics → Fail
- Clear OSI-approved license (MIT).Pass
- Actively maintained (last published 282 days ago).Pass
- Disclosure check failed: no security disclosure policy was found in the source repository. See how to fix → Fail
Schema Quality & AI Usability83
- AI-judged instruction clarity (excellent).Pass
- Tool/resource definitions use about 207 tokens (~34/item across 6 items; 6 tools + 0 resources), lean.Pass
- Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management37
- Stability observed for 11 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
Capabilities20
- Spec-recency check failed: implements MCP spec 2024-11-05; the latest is 2026-07-28. See how to fix → Fail
Add this component to your MCP client. Where a client-specific snippet is available, pick your client below and copy it straight into your config; otherwise use the connection detail shown.
npm · @tech-sushant/calculator-mcp
claude mcp add tech-sushant-calculator-mcp -- npx -y @tech-sushant/calculator-mcp
codex mcp add tech-sushant-calculator-mcp -- npx -y @tech-sushant/calculator-mcp
{
"$schema": "https://opencode.ai/config.json",
"mcp": {
"tech-sushant-calculator-mcp": {
"type": "local",
"command": [
"npx",
"-y",
"@tech-sushant/calculator-mcp"
],
"enabled": true
}
}
} openclaw mcp add tech-sushant-calculator-mcp --command npx --arg -y --arg @tech-sushant/calculator-mcp
mcp_servers:
tech-sushant-calculator-mcp:
command: "npx"
args: ["-y", "@tech-sushant/calculator-mcp"] {
"mcpServers": {
"tech-sushant-calculator-mcp": {
"command": "npx",
"args": [
"-y",
"@tech-sushant/calculator-mcp"
]
}
}
} 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.
- 7 Aug 26 +1
- Security disclosure: unverified → fail ▼ functional
- 6 Aug 26 0
- Security disclosure: fail → unverified ▼ functional
- 5 Aug 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 27 to 30. That category is still filling its 30-day observation window: 8 days of observed history at the previous scan, 9 at this one. The score rises as the window fills, whether or not the server changes.
- 3 Aug 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 20 to 23. That category is still filling its 30-day observation window: 6 days of observed history at the previous scan, 7 at this one. The score rises as the window fills, whether or not the server changes.
- 2 Aug 26 +15
- Malware scan: unverified → pass ▲ security
- Stability: unverified → 0.20 ▲ functional
- 31 Jul 26 −12
- We updated how we score, so this day's move reflects our rubric, not a change to the server See what changed → functional
- 30 Jul 26 −18
- Malware scan: pass → unverified ▼ security
- 27 Jul 26 +47
- CVE-2025-66414 affects this package: high ▼ security
- Provenance: unverified → fail ▼ security
- Known CVEs: unverified → fail ▼ security
- Install scripts: unverified → pass ▲ security
- Security disclosure: unverified → fail ▼ functional
- Tool coverage: unverified → 100 ▲ functional
- License: unverified → pass ▲ functional
- Maintenance: unverified → pass ▲ functional
- First check of Tool coverage: 100 functional
- First check of Schema quality: pass functional
- First check of Schema quality: fail functional
- First check of Schema quality: excellent functional
- Licence: MIT functional
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 7 Aug 2026 · Analysed npm/@tech-sushant/[email protected]
Provenance No attestation
The registry publishes no build provenance for this version, so there is nothing to verify.
| Result | No attestation |
|---|---|
| Ecosystem | npm |
Vulnerabilities 1 finding
| ID | CVE | Severity | Vector | Fix available |
|---|---|---|---|---|
| GHSA-w48q-cv73-mx4w | CVE-2025-66414 | high | yes |
Dependencies 13 packages
| Packages resolved | 13 |
|---|---|
| Deprecated | 13 |
| Stale | 6 |
| Tree resolution | Partial |
The dependency tree was only partially resolved, so these counts may be incomplete.
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.
add ~34
Add two numbers together
| Name | Type | Req | Description |
|---|---|---|---|
| a | number | yes | First number to add |
| b | number | yes | Second number to add |
No output schema declared.
No examples provided.
divide ~41
Divide first number by second number
| Name | Type | Req | Description |
|---|---|---|---|
| a | number | yes | Dividend (number to be divided) |
| b | number | yes | Divisor (number to divide by) |
No output schema declared.
No examples provided.
multiply ~34
Multiply two numbers together
| Name | Type | Req | Description |
|---|---|---|---|
| a | number | yes | First number to multiply |
| b | number | yes | Second number to multiply |
No output schema declared.
No examples provided.
power ~35
Raise first number to the power of second number
| Name | Type | Req | Description |
|---|---|---|---|
| base | number | yes | Base number |
| exponent | number | yes | Exponent |
No output schema declared.
No examples provided.
sqrt ~27
Calculate square root of a number
| Name | Type | Req | Description |
|---|---|---|---|
| number | number | yes | Number to calculate square root of |
No output schema declared.
No examples provided.
subtract ~36
Subtract second number from first number
| Name | Type | Req | Description |
|---|---|---|---|
| a | number | yes | Number to subtract from |
| b | number | yes | Number to subtract |
No output schema declared.
No examples provided.