# AuraCalcs

> Read-only 2026 paycheck estimates for CA, NY, IL, TX, FL, plus hourly-to-salary. Not tax advice.

- name: com.auracalcs/calculators
- version: 0.1.0
- connection class: R0 (autonomous)
- trust: 82/100 flags: no-repository
- quality: 84/100 (good)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/com.auracalcs%2Fcalculators
- tools: https://api.protogrid.dev/v1/servers/com.auracalcs%2Fcalculators/tools

**An agent can connect right now, no human step.** Remote endpoint, no authentication, reachable on the last probe.

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "calculators": {
      "type": "http",
      "url": "https://mcp.auracalcs.com/mcp"
    }
  }
}
```


## Trust

- hygiene: 80
- liveness: 97
- freshness: 100
- provenance: 55
- drivers: +dns-namespace +website +reachable +uptime-92% +updated-10d-ago -no-repository
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 84/100 (good)

### protocol: 88 (weight 25)

- pass `protocol.modern`: supports 2026-07-28 (server/discover)
- pass `protocol.stateless`: answers without a session
- pass `protocol.transport`: streamable HTTP
- warn `protocol.list_ttl`: tools/list declares ttlMs 0, so clients re-fetch it on every use

### authorization: n/a (weight 15)

- n/a `auth.prm`, `auth.as_metadata`, `auth.cimd`: no remote uses OAuth
- n/a `auth.secret_in_url`: no templated URL

### tool hygiene: 86 (weight 30)

- pass `tools.descriptions`: every tool has a description
- pass `tools.description_length`: descriptions are concise
- pass `tools.schemas`: every tool has an object input schema
- pass `tools.annotations`: 5 of 5 tools declare readOnlyHint or destructiveHint
- fail `tools.directory_hints`: no tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: calculate_paycheck (idempotentHint); calculate_1099_tax (idempotentHint); compare_1099_vs_w2 (idempotentHint); …
- pass `tools.token_cost`: about 2,399 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump

### stability: 75 (weight 15)

- warn `stability.changes`: 6 tool changes in 30 days
- pass `stability.rug_pull`: no tool changed its meaning under the same name

### dependencies: n/a (weight 15)

- n/a `deps.known_vulns`, `deps.mcp_sdk_version`, `deps.resolvable`: no npm or PyPI package

- tools: 5, about 2,399 tokens to load them all
- tool set hash: 68b1f4f813303dd3643bad722a8d5d7e
- tools last changed: 2026-11-01T21:15:36.425Z
- badge: [![protogrid quality](https://protogrid.dev/badge/com.auracalcs/calculators.svg)](https://protogrid.dev/servers/com.auracalcs/calculators)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

- 2026-11-01 `compare_1099_vs_w2` added
  - Compare a 1099 hourly contract with a W-2 salary offer, counting the extra self-employment tax, 401(k) match, health insurance and business expenses. Returns which pays more, by how much, and the break-even 1099 hourly rate. Same math as the auracalcs.com 1099 vs W-2 calculator. Estimate only.
- 2026-11-01 `calculate_quarterly_estimated_tax` added
  - Work out 2026 federal quarterly estimated tax payments with the IRS safe harbor rules (90% of this year's tax or 100%/110% of last year's), minus withholding, with the four due dates. Same math as the auracalcs.com quarterly estimated tax calculator. Estimate only.
- 2026-11-01 `calculate_1099_tax` added
  - Estimate 2026 tax on 1099 / self-employment income: self-employment tax (Social Security and Medicare, with its full breakdown), federal income tax, optional flat state tax, the percent of each payment to set aside, and the quarterly payment. Same math as the auracalcs.com 1099 tax and self-employment tax calculators. Returns a link to the page, sources, the date checked, and a disclaimer. Estimate only.
- 2026-11-01 `calculate_paycheck` changed (description, inputSchema)
  - before: Estimate 2026 take-home pay for one paycheck in California, New York, Illinois, Texas, or Florida. Federal income tax, Social Security, Medicare, and that state's withholding use the same figures as auracalcs.com. Returns the paycheck lines, a link to the matching page, the publications and the date they were checked, and a disclaimer. Estimate only.
  - after: Estimate 2026 take-home pay for one paycheck in California, New York, Illinois, Texas, Florida, Nevada, Tennessee, Wyoming, South Dakota, Alaska, New Hampshire, or Washington. Federal income tax, Social Security, Medicare, and that state's withholding use the same figures as auracalcs.com. Returns the paycheck lines, a link to the matching page, the publications and the date they were checked, and a disclaimer. Estimate only.
- 2026-10-28 `convert_hourly_to_salary` changed (annotations)
- 2026-10-28 `calculate_paycheck` changed (annotations)

Full history: https://api.protogrid.dev/v1/servers/com.auracalcs%2Fcalculators/changes

## Remotes

- https://mcp.auracalcs.com/mcp (streamable-http, auth none, reachable true, uptime30d 0.92105263)

## Packages

_none_

## Tools (5)

- `calculate_1099_tax`: Estimate 2026 tax on 1099 / self-employment income: self-employment tax (Social Security and Medicare, with its full breakdown), federal income tax, optional flat state tax, the percent of each payment to set aside, and the quarterly payment. Same math as the auracalcs.com 1099 tax and self-employment tax calculators. Returns a link to the page, sources, the date checked, and a disclaimer. Estimate only.
- `calculate_paycheck`: Estimate 2026 take-home pay for one paycheck in California, New York, Illinois, Texas, Florida, Nevada, Tennessee, Wyoming, South Dakota, Alaska, New Hampshire, or Washington. Federal income tax, Social Security, Medicare, and that state's withholding use the same figures as auracalcs.com. Returns the paycheck lines, a link to the matching page, the publications and the date they were checked, and a disclaimer. Estimate only.
- `calculate_quarterly_estimated_tax`: Work out 2026 federal quarterly estimated tax payments with the IRS safe harbor rules (90% of this year's tax or 100%/110% of last year's), minus withholding, with the four due dates. Same math as the auracalcs.com quarterly estimated tax calculator. Estimate only.
- `compare_1099_vs_w2`: Compare a 1099 hourly contract with a W-2 salary offer, counting the extra self-employment tax, 401(k) match, health insurance and business expenses. Returns which pays more, by how much, and the break-even 1099 hourly rate. Same math as the auracalcs.com 1099 vs W-2 calculator. Estimate only.
- `convert_hourly_to_salary`: Convert an hourly wage into gross annual, monthly, semimonthly, biweekly, weekly, and daily pay, including overtime. Uses the same formula as the AuraCalcs hourly to salary page. This is gross pay before tax. Estimate only.