Numbers API

Numbers API MCP Connector for Claude

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Facts about numbers and dates — access trivia, math, and historical data via AI.

5 tools Official Updated Jun 28, 2026 Official Vinkius Partner

Equip your AI agent with interesting facts and historical context for any number or date via the Numbers API. This server provides instant access to trivia, mathematical properties, and historical events associated with specific numbers and years. Your agent can retrieve date-specific facts, audit mathematical patterns, and provide random interesting context for numerical data without any manual search. Whether you are adding color to a presentation or verifying historical timelines, your agent acts as a dedicated numerical encyclopedia through natural conversation.

What you can do

  • Trivia Discovery — Retrieve fun and unusual facts for any integer or random number.
  • Math Intelligence — Access technical mathematical properties and interesting patterns for specific numbers.
  • Date Auditing — Fetch historical events that occurred on any specific month and day of the year.
  • Yearly Context — Retrieve significant historical milestones and facts for any given year.
  • Random Inspiration — Get a completely random fact across all categories to discover new knowledge.

How it works

  1. Subscribe to this server
  2. No API Key required (Free Public API)
  3. Start exploring number intelligence from Claude, Cursor, or any MCP-compatible client

Who is this for?

  • Educators & Students — find interesting mathematical and historical context for classroom activities.
  • Content Creators — retrieve trivia and milestones to enrich articles, videos, and social media posts.
  • History Enthusiasts — explore what happened on specific dates or years throughout human history.
  • Developers — integrate dynamic and interesting numerical context into their applications.
  • Data Storytellers — add human-readable context to purely numerical data points.
triviamathematicshistorical-datadata-enrichmenteducational-content

5 tools expose this connector's capabilities to your AI agent.

get_date_fact

Get a fact about a date

get_math_fact

Get a mathematical fact about a number

get_random_fact

Get a random fact

get_trivia_fact

Get a trivia fact about a number

get_year_fact

Get a fact about a year

See how to talk to your AI agent using Numbers API.

Tell me a trivia fact about the number 42.

Retrieving trivia for 42... According to Douglas Adams, it's the answer to the ultimate question of life, the universe, and everything. In reality, it's also the atomic number of molybdenum.

What happened on October 24th in history?

Fetching historical events for October 24th... On this day in 1945, the United Nations Charter came into effect. Would you like me to find facts for another significant date?

Give me a random math fact.

Retrieving a random mathematical property... Did you know that 1729 is the smallest number expressible as the sum of two cubes in two different ways? It's known as the Hardy-Ramanujan number.

No, the Numbers API is completely free and does not require any authentication or API keys.

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