CharterBench MCP server

Read from the package source without running it. The installed server may list more.

• compare_institutions

  Side-by-side comparison of 2–5 institutions on size, growth and ratios, plus a link to the interactive compare page.

• find_markets

  Find counties and metro areas (deposit markets) by name, optionally within a state. Returns market ids to pass to get_market_share, plus totals, leader and concentration (HHI). Use for 'who are the biggest banks in <county/metro>' questions.

• get_branch_changes

  Branches opened, closed, acquired or sold June-to-June, from FDIC Summary of Deposits (banks) and NCUA branch filings (credit unions). Filter by state, county (5-digit FIPS), charter type, change kind or one institution. summary=true returns one row per institution with opened/closed/acquired/sold/net counts and the deposits that sat in closed branches — use it for 'which banks are closing the mos

• get_financial_history

  Quarterly call-report history for one institution (assets, deposits, loans, equity, income lines) with computed ratios per quarter, newest first.

• get_industry_summary

  Quarterly State of the Industry: institution counts, total assets/deposits/loans, YoY growth, median ratios (NIM, efficiency, ROA, cost of funds, capital, delinquency, charge-offs, uninsured deposits, securities losses) and how many are losing money — for banks and credit unions overall and by asset band, plus how many institutions carried each change signal. Use for 'how did banks/credit unions d

• get_institution

  Full profile of one bank or credit union: identity, size, YoY growth, all 21 ratios, peer medians for its asset band, and this quarter's change signals. Use the id from screen_institutions or search_institutions (e.g. 'ncua-66357', 'fdic-9846').

• get_market_share

  Deposit market share from branch data (FDIC Summary of Deposits, June 30; credit unions estimated). Pass EITHER an institution id (returns every county, metro and state it has branches in, with share, rank and branch-count history) OR geo_type + geo_id (returns the market's league table: every institution ranked by deposits with share, year-over-year share change and branch change). geo_id: 5-digi

• get_peer_medians

  Median of every ratio for a peer group (charter type × asset band). Use to say how an institution compares.

• get_pending_deals

  Merger, acquisition and change-in-control applications filed with the Federal Reserve, OCC, FDIC and NCUA — before the deal closes. Filter by state, charter type, status (open = pending + approved-not-closed), or one institution id (its deals as acquirer or target). Use for 'who is buying whom', 'is X in a deal', 'which banks in Texas are being acquired'.

• get_signals

  Change signals for one institution across its history: deposits down/up, loans up/down, delinquency up, efficiency worsening, crossed $1B/$10B, net loss, thin capital, members down — each with plain-English text and why it matters to a seller.

• screen_institutions

  Find banks and credit unions matching filters. Returns a ranked list with key financials and ratios. Use for territory planning, prospect lists, and 'which institutions…' questions. Money in dollars, ratios in percent.

• search_institutions

  Look up institutions by name to get their ids. Cheap and fast; use before get_institution when you only know a name.

• Code scan2 source files scanned25/25
• –Live reliabilityno gateway calls yet and no remote to proben/a
• –Tool poisoningtools not inspected (local package is not executed); not countedn/a
• Auth qualitystatic API keys via environment variables6/15
• Maintenancerepository not readable: repo not found3/15
• Maintainer identityno repository or website to verify2/10

Safety score

55/100

higher than 14% of 1,761 Finance servers

Tools

12

the typical Finance server has 8

Tools that change things

0%

typical: 0%. Fewer write tools means less an agent can break

Downloads a week

42

more than 37% of 421 Finance servers with a package

CharterBench: common questions

Is CharterBench MCP server safe?

With care: it is graded C, so read the findings first (55/100). Read the CharterBench safety report

How do I install CharterBench?

It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.

Does CharterBench need an API key?

Yes. The registry entry asks for CHARTERBENCH_API_KEY.

Is CharterBench maintained?

The latest release is v0.5.0.

What can I use instead of CharterBench?

Servers from other publishers that do the same job: Crypto Trends MCP server, Tapetide - Indian Stock Market MCP server and BankMCP™ MCP server.

How does CharterBench compare with other Finance MCP servers?

safety score 55/100 (higher than 14% of 1,761 Finance servers); tools 12 (the typical Finance server has 8); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.