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Global MacroMCP serverFirst audited Nov 13, 2026

CPI Inflation Calculator

Inflation calculator with official BLS CPI 1913 to the latest month, raise vs inflation, SS COLA.The vendor's description, from its MCP Registry listing.

Passed public checksAudited Nov 13, 2026

Every public check ran and passed. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 414 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
No, read-onlyAll 5 tools say they only read.
Endpointhttps://cpi-inflation-calculator-mcp.lipmichal.workers.dev/mcp

Source code Website Streamable HTTP · protocol 2025-11-25 · server version 1.0.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Passed: Every tool says whether it only reads or can change things.

Tools

  • Passed: 5 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (5)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • calculate_inflationAdjusts a dollar amount for inflation between any two periods from 1913 to the latest month the U.S. Bureau of Labor Statistics has published, using the official CPI-U (or CPI-W or core CPI). Checks…Read-only
  • get_latest_cpiReturns the most recent CPI index values published by the Bureau of Labor Statistics, checked live against the BLS Public Data API: the latest month, the 12-month inflation rate for headline CPI-U, C…Read-only
  • get_inflation_rateReturns the official U.S. inflation rate for a calendar year from BLS CPI data: annual-average change (BLS annual averages, including the 2025 average published despite the missing October 2025 index…Read-only
  • compare_raise_to_inflationCompares a pay change with CPI inflation over the same period using official BLS data through the latest published month (checked live). Returns the nominal raise, inflation, the real (inflation-adju…Read-only
  • calculate_social_security_colaComputes the Social Security cost-of-living adjustment for a year with the statutory formula: average CPI-W for July-September of the prior year over the same quarter a year earlier, rounded to 0.1%.…Read-only

Audit history

  1. Nov 13Passed

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200414 ms
initializedHTTP 202191 ms
tools/listHTTP 200260 ms
unknown-methodHTTP 20034 ms

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