# Numbers API Date API

**Canonical:** https://apis.io/apis/numbers/numbers-date-api/  
**Provider:** Numbers API — https://apis.io/providers/numbers/  
**Base URL:** http://numbersapi.com/  
**Documentation:** http://numbersapi.com/

Numbers API Date API is one of 5 APIs that [Numbers API](https://apis.io/providers/numbers/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 4 JSON Schema definitions. Tagged areas include Date. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, a getting-started guide, and 4 JSON Schemas.

Historical facts associated with a day of the year.

## Machine-readable artifacts (14)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/openapi/numbers-date-api-openapi.yml
- **Documentation** — http://numbersapi.com/#api
- **APIReference** — http://numbersapi.com/#api
- **GettingStarted** — http://numbersapi.com/#api
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/json-schema/numbers-fact-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/json-schema/numbers-batch-facts-schema.json
- **JSONStructure** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/json-structure/numbers-fact-structure.json
- **JSONStructure** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/json-structure/numbers-batch-facts-structure.json
- **Examples** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/examples/numbers-fact-example.json
- **Examples** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/examples/numbers-trivia-fact-example.json
- **Examples** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/examples/numbers-math-fact-example.json
- **Examples** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/examples/numbers-date-fact-example.json
- **Examples** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/examples/numbers-year-fact-example.json
- **Examples** — https://raw.githubusercontent.com/api-evangelist/numbers/refs/heads/main/examples/numbers-batch-facts-example.json

## Other Numbers API APIs (4)

- [Numbers API Batch API](https://apis.io/apis/numbers/numbers-batch-api/)
- [Numbers API Math API](https://apis.io/apis/numbers/numbers-math-api/)
- [Numbers API Trivia API](https://apis.io/apis/numbers/numbers-trivia-api/)
- [Numbers API Year API](https://apis.io/apis/numbers/numbers-year-api/)

## Tags

Date

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/numbers/numbers-date-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/numbers/.