MCP server

Abstract API MCP by usefulapi

io.usefulapi/abstract-api

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

Validate emails, phones, IBAN, VAT; look up IPs and companies; rates, holidays, time via Abstract.

Website Source

At a glance

Type

MCP server

Publisher

usefulapi.io (verified by the MCP Registry)

Status

Working at last check

Tools

14

Token cost

About 3,097 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

25 Oct 2026, 20:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http abstract-api https://abstract-api.usefulapi.io/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.abstract-api]
url = "https://abstract-api.usefulapi.io/mcp"

Gemini CLI

{"mcpServers":{"abstract-api":{"httpUrl":"https://abstract-api.usefulapi.io/mcp"}}}

Cursor

{"mcpServers":{"abstract-api":{"url":"https://abstract-api.usefulapi.io/mcp"}}}

VS Code

{"servers":{"abstract-api":{"type":"http","url":"https://abstract-api.usefulapi.io/mcp"}}}

Antigravity

agy mcp add abstract-api https://abstract-api.usefulapi.io/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"abstract-api","server_url":"https://abstract-api.usefulapi.io/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"abstract-api","server_url":"https://abstract-api.usefulapi.io/mcp"}

Tools

• abstractapi_calculate_vat ~306 tokens
  Work out the VAT-compliant price for an amount in a country: the amounts without and with VAT, the VAT amount and the rate. Set is_vat_incl to true for the reverse calculation (the amount already contains VAT). VAT Validation API. Spends 1 credit of your VAT Validation plan per request (a failed req
• abstractapi_convert_currency ~269 tokens
  Convert an amount from a base currency to one target currency, at the latest rate or at the rate of a past date. Exchange Rates API. Spends 1 credit of your Exchange Rates plan per request (a failed request counts too); needs the Exchange Rates API key.
• abstractapi_convert_time ~255 tokens
  Convert a date and time from one location to another (places, coordinates or IP addresses). Without base_datetime the current time is converted. Timezone API. Spends 1 credit of your Timezone plan per request (a failed request counts too); needs the Timezone API key.
• abstractapi_enrich_company ~226 tokens
  Firmographic data for a company web domain: name, description, logo, address, industry (SIC/NAICS), employee and revenue ranges, contacts, social profiles, technologies. Company Enrichment API. Spends 1 credit of your Company Enrichment plan per request (a failed request counts too); needs the Compa
• abstractapi_get_current_time ~174 tokens
  The current local date, time and timezone (name, abbreviation, GMT offset, daylight saving) of a place, coordinates or IP address. Timezone API. Spends 1 credit of your Timezone plan per request (a failed request counts too); needs the Timezone API key.
• abstractapi_get_exchange_rates ~217 tokens
  Latest foreign-exchange and cryptocurrency rates for a base currency against one or more targets (all supported currencies if none is given). Exchange Rates API. Spends 1 credit of your Exchange Rates plan per request (a failed request counts too); needs the Exchange Rates API key.
• abstractapi_get_historical_rates ~244 tokens
  Exchange rates of a base currency on a past date. Abstract lists this endpoint as closed beta: a key may be refused (HTTP 401/403) until Abstract enables it. Exchange Rates API. Spends 1 credit of your Exchange Rates plan per request (a failed request counts too); needs the Exchange Rates API key.
• abstractapi_get_holidays ~255 tokens
  Public, local and religious holidays of a country for a date, a month or a year. Free Abstract plans require year, month and day together; paid plans default missing values to today. Public Holidays API. Spends 1 credit of your Public Holidays plan per request (a failed request counts too); needs th
• abstractapi_list_vat_rates ~158 tokens
  The latest VAT rates of one country: the standard rate and each reduced-rate category with its description. VAT Validation API. Abstract answers this endpoint without checking the key and may not count it as a credit; this tool still needs the VAT API key.
• abstractapi_lookup_ip ~263 tokens
  Geolocation and security intelligence for one IPv4 or IPv6 address: VPN/proxy/Tor/hosting/abuse flags, ASN, company, location, timezone, flag and currency. IP Intelligence API. An explicit ip_address is required (without one Abstract would look up the caller's own address, which here is this server'
• abstractapi_lookup_phone ~234 tokens
  Validate and enrich one phone number: format, carrier, line type (mobile, landline, VoIP), location, line status, risk and known breaches. Phone Intelligence API. Spends 1 credit of your Phone Intelligence plan per request (a failed request counts too); needs the Phone Intelligence API key.
• abstractapi_validate_email ~172 tokens
  Check one email address: deliverability (format, MX, SMTP), quality score, free/disposable/role/catch-all flags, sender details and known data breaches. Email Reputation API. Spends 1 credit of your Email Reputation plan per request (a failed request counts too); needs the Email Reputation API key.
• abstractapi_validate_iban ~158 tokens
  Check the structure and check digits of one International Bank Account Number. It does not prove that the account exists. IBAN Validation API. Spends 1 credit of your IBAN Validation plan per request (a failed request counts too); needs the IBAN Validation API key.
• abstractapi_validate_vat ~166 tokens
  Check whether a VAT number is valid and, if it is, return the registered company name and address. VAT Validation API. Spends 1 credit of your VAT Validation plan per request (a failed request counts too); needs the VAT Validation API key.

Browse

• IPv4 tools
• Email
• Company data
• Crypto and blockchains

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