Allowances API

MCP server · hosted · v1.0.0 · com.allowancesapi/per-diem-allowances

Online · tested 3h agoNEW · 5h agoSeen in the registry 4h ago

U.S. government per diem and overseas allowance rates from GSA, DTMO OCONUS and State DSSR tables.

What it does

Allowances API is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.

No capability identified yet from its description.

Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.

At a glance

Hosted (remote)YES

Local installNO

Live checkOnline · 42 tools

Version1.0.0

PriceNot in the registry

First seen01 Nov 2026

Last checked4h ago

How to connect

As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 3h ago (live check)

Hosted endpoint

https://mcp.allowancesapi.com/mcp streamable-http

Required: X-API-Key (get it from the publisher)

MCP settings (Claude Desktop, Cursor and other MCP clients)

{
  "mcpServers": {
    "allowances-api": {
      "url": "https://mcp.allowancesapi.com/mcp",
      "headers": {
        "X-API-Key": "<your X-API-Key>"
      }
    }
  }
}

Replace the values in <angle brackets>.

Live check

Electra Index connected to the hosted endpoint 3h ago

ONLINE Allowances API answered an MCP connection on 01 Nov 2026 and introduced itself as Allowances API 1.30.0 (MCP protocol 2025-06-18).

42 tools offered to AI assistants

get_allowances · DSSR allowances by country
get_allowances_by_location · DSSR allowances by location name
get_allowances_by_postcode · DSSR allowances by location post code
search_perdiem · Search DSSR Per Diem by country/location name Search globally by case-insensitive substring of a location or country name. The date selects effective and seasonal rates and defaults to today. The response effective_date is the first day of
get_perdiem_allowance · DSSR per diem by country
get_perdiem_allowance_by_location · DSSR per diem by location name
get_perdiem_allowance_by_postcode · DSSR per diem by location post code
get_dssr_locations · List DSSR locations Return DSSR locations, optionally filtered by q=<name>. The response is paginated and includes the total number of matching locations (ignoring pagination) along with the offset and limit that were applied.
get_countries · Resolve a country name to its ISO code and list its posts
get_country · Get country by ISO code
get_dssr_locations_by_country · List DSSR locations by country Return all DSSR locations for a specific country using its ISO alpha-2 code (e.g., 'AF', 'DE')
cola_calculator_by_postcode · DSSR COLA calculator by postcode Returns the rate in percentage, the annual and the biweekly amounts of cost of living allowance (COLA) for a given DSSR postcode. Use this endpoint to automate your COLA calculations and replace the official

Show 30 more

get_gsa_perdiem_by_destination · GSA per diem rate by destination Return the GSA per diem rate in effect for a specific GSA destination on a given date. A destination is a rate area defined by GSA and may represent a city, metropolitan area, county, or the Standard CONUS a
get_gsa_perdiem_by_state · GSA per diem rates by state and date Return every GSA destination rate in a state that applies on a specific date. Each result contains the seasonal lodging rate in effect on that date and the daily meals and incidental expenses (M&IE) rate
get_gsa_perdiem_by_state_year · GSA per diem rates by state and fiscal year Return every GSA destination rate in a state for a US fiscal year. Each result contains the lodging rate for every month and the daily meals and incidental expenses (M&IE) rate. A US fiscal year b
get_gsa_perdiem_by_zipcode · GSA per diem rates by ZIP code and date Return every GSA destination rate associated with a US ZIP code that applies on a specific date. Each result contains the seasonal lodging rate in effect on that date and the daily meals and incidenta
get_gsa_perdiem_by_zipcode_year · GSA per diem rates by ZIP code and fiscal year Return the GSA lodging rates for every month of a US fiscal year and the daily meals and incidental expenses (M&IE) rate associated with a ZIP code. A US fiscal year begins October 1 of the pre
get_zipcode · Get ZIP code metadata Look up every state associated with a US ZIP code. Most ZIP codes belong to one state, but some cross state boundaries. In that case, `states` contains every matching state; the API does not choose one on the caller's
get_destination_by_id · Get GSA destination metadata by ID Return the geographic metadata for one GSA destination rate area. A destination may represent a city, metropolitan area, county, group of jurisdictions, or the Standard CONUS area rather than a single muni
get_destinations · List GSA destinations Return the paginated list of GSA destination rate areas and their numeric IDs. A destination is an area for which GSA publishes a per diem rate; it may represent a city, metropolitan area, county, locality, or the Stan
get_city_pair_locations · City Pair airport and city codes List or search the three-letter codes used by GSA City Pair awards for the fiscal year of `date` (today by default), with GSA's own city, state and country labels. Awards use IATA airport codes (DCA, IAD, BW
get_city_pairs · City Pair contract airfares Return every GSA contract award matching the airport/city code pair and date (today by default). Codes are returned in alphabetical order; fares are one-way USD and valid in either direction. Source start/end dat
get_mileage · POV mileage reimbursement rates Return the privately owned vehicle (POV) mileage reimbursement rates in effect on the given date. If date is not specified, today's rates will be returned.
get_mie_breakdowns · M&IE meal breakdowns Return how daily M&IE totals break down into breakfast, lunch, dinner and incidental expenses, as in effect on the given date. The CONUS table breaks down the five standard CONUS M&IE tiers and is returned by default. S
get_fleet_rates_by_sin · GSA Fleet vehicle leasing rates by SIN Return the GSA Fleet vehicle leasing rates (monthly lease rate and rate per mile) for the vehicle type identified by its Standard Item Number (SIN), from the standard (US) or europe rate schedule. If y
calculate_mileage_reimbursement · Calculate POV mileage reimbursement Calculate mileage reimbursement using the official GSA rate in effect on the travel date. Provide a distance in miles and select automobile, airplane, motorcycle, or moving mileage. For automobile travel,
calculate_trip_per_diem · Calculate a GSA CONUS trip per diem entitlement <p>Calculate estimated lodging and meals and incidental expenses (M&IE) reimbursement for a trip within the continental United States. The response provides a daily breakdown and trip tota
get_dtmo_perdiem_conus · Get perdiem CONUS Department of Defense per diem for the continental U.S. by state code (e.g. 'TX'); Alaska, Hawaii and the territories are served by the OCONUS endpoint. Returns lodging, local and proportional meal rates, incidentals and t
get_dtmo_perdiem_oconus · Get perdiem OCONUS Department of Defense per diem outside the continental U.S.: foreign countries by ISO alpha-2 code (e.g. 'PG'), and Alaska, Hawaii and U.S. territories by 'US-XX' code. Returns lodging, local and proportional meal rates,
search_dtmo_perdiem · Search by location name Department of Defense per diem by location name (e.g. 'Kabul') or country/state name (e.g. 'Afghanistan'), across CONUS and OCONUS. `date` selects the rates in force on that day, `year` a fiscal year (Oct 1 to Sep 30
get_dtmo_conus_locations · Get DTMO CONUS locations # todo add filter by location Return all DTMO locations for a specific state using its US State Code (e.g., 'US-CA')
get_dtmo_oconus_locations · Get DTMO OCONUS locations Return DTMO locations for a specific country using its ISO Code (e.g., 'AU', 'BE'). The optional `location` filter performs case-insensitive substring matching. Omitted or empty filters return all locations in the
search_fema_hotels · Search FEMA-listed properties by name and town Return the properties whose name or city contains every word of `q`, case-insensitively, as a plain substring: `courtyard dallas` matches Courtyard properties in Dallas, `mint house alexandria`
get_fema_hotel_by_id · FEMA-listed property by FEMA ID Return the property registered under a FEMA ID, or 404 when the ID is not on the list. The Hotel and Motel Fire Safety Act of 1990 requires federal travelers to stay at a property on FEMA's Hotel and Motel Na
get_fema_hotels_by_zipcode · FEMA-listed properties by ZIP code Return every property on the list in a US ZIP code, ordered by name. The path accepts a five-digit ZIP or ZIP+4, normalized to the first five digits. A known ZIP with no listed property returns an empty `r
get_fema_hotels_by_state_city · FEMA-listed properties by state, optionally filtered by city Return the properties on the list in a state, ordered by city then name and paginated with `offset` and `limit` (50 by default, 200 at most); `total` is the number of matches acro
get_opm_localities · GS locality pay areas, optionally by county or city List the locality pay areas of the latest pay year, with the code to use on the pay endpoints. The optional `location` keeps the areas whose name contains every word, and the areas of the
get_opm_locality_by_county · GS locality pay area of a county Return the locality pay area of a county for the latest pay year, using OPM's own definitions. A county that OPM doesn't list under an area falls under Rest of U.S. (`RUS`), and every county in Alaska or Haw
search_opm_pay · Search GS pay by locality area Return the latest pay tables whose locality area matches every word of `q`: each word must be contained in the area name, case-insensitively, or equal its code. `grade` and `step` narrow the rates. No match re
get_opm_pay · GS pay by locality code Return the latest pay table of a locality pay area, ordered by grade and step, or 404 for an unknown code. `grade` and `step` narrow the rates. Use `GS` for the base table without locality pay, and `RUS` for Rest of
get_latest_publications · Latest data publications
get_user · Get User

What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method

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Facts & evidence

Each fact shows where it was seen and when.

Fact	Value	Evidence	Source	Last confirmed
Hosted endpoint	https://mcp.allowancesapi.com/mcp	DECLARED	SRC-001 Official MCP Registry	4h ago
Local install (package)	no	DECLARED	SRC-001 Official MCP Registry	4h ago
Remote access (hosted)	yes	DECLARED	SRC-001 Official MCP Registry	4h ago
Website	https://www.allowancesapi.com/mcp-server	DECLARED	SRC-001 Official MCP Registry	4h ago
Registry status	active	DECLARED	SRC-001 Official MCP Registry	4h ago
Version	1.0.0	DECLARED	SRC-001 Official MCP Registry	4h ago
MCP server	yes	DECLARED	SRC-001 Official MCP Registry	4h ago

Change history

NEW01 Nov 2026
first seen in the index

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Questions about Allowances API

How do I connect Allowances API?

Use the hosted endpoint https://mcp.allowancesapi.com/mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.

Does Allowances API need an API key or token?

Yes. The registry entry lists a required value: X-API-Key. Get it from the publisher.

What tools does Allowances API offer?

When Electra Index connected on 01 Nov 2026, it listed 42 tools: get_allowances, get_allowances_by_location, get_allowances_by_postcode, search_perdiem, get_perdiem_allowance, get_perdiem_allowance_by_location, get_perdiem_allowance_by_postcode, get_dssr_locations and more. The full list is in "Live check" above.

Is Allowances API online?

Yes. Its hosted endpoint answered an MCP connection from Electra Index 3h ago.