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Saylor Innovations Word Definition API
x402
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 2026-09-30).
Returns the definition, usage examples, and pronunciation for a given English word
Price / call$0.001
Success—
StatusUnknown
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.
Example use cases
Vocabulary learning for students
“Look up the word 'ameliorate' for me — I need the definition, how to pronounce it, and an example sentence I can use to remember it.”
Writing assistance word check
“I'm writing an essay and want to use the word 'sanguine' — can you look it up and confirm what it means and how it's typically used in a sentence?”
Quick dictionary lookup for unfamiliar term
“I just read the word 'perfidious' and have no idea what it means — can you look it up and give me the definition and an example?”
Technical details
Endpoint
GEThttps://saylorinnovations.com/api/words/define/:word?utm_source=zero.xyzWhen to prefer
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.
Side effects
- 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
Tags
x402
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