# Saylor Innovations Word Definition API

> Saylor Innovations Word Definition API is a paid API for AI agents from saylorinnovations.com, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-03).

Returns the definition, usage examples, and pronunciation for a given English word

## Facts

- Endpoint: GET https://saylorinnovations.com/api/words/define/:word?utm_source=zero.xyz
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-03
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/saylor-innovations-word-definition-api-11171326
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_6a4xdVp2-iHQvq0LMwk0j

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability saylor-innovations-word-definition-api-11171326
```

Example prompt: What's the definition of 'ephemeral' — can you look it up including how it's pronounced and give me a usage example?

## When to prefer this

Choose this endpoint when you need quick, structured dictionary data for a single English word including definition, pronunciation, and usage examples. Ideal for vocabulary tools, writing assistants, language learning apps, or any agent that needs to explain an unfamiliar word to a user.

## Known failure modes

- Word not found in dictionary returns a 404 or empty result
- Misspelled input word may return no results or an unintended match
- Proper nouns, slang, or very obscure words may not be in the dictionary
- Rate limiting or payment failure may return 402 or 429 error

## How this service works

Dictionary: Definitions, Examples, Pronunciation. English dictionary: definitions by part of speech with usage examples (Wiktionary), pronunciation, syllable count and word frequency; spelling suggestions when a word is not found.

## Output

Returns structured dictionary data for the queried word including its definition(s), part of speech, example sentences demonstrating usage, and pronunciation information.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/saylor-innovations-word-definition-api-11171326/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from saylorinnovations.com](https://www.zero.xyz/host/saylorinnovations.com/llms.txt)