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Saylor Innovations Dictionary — Synonyms, Antonyms, Rhymes & Related Words
x402
Saylor Innovations Dictionary — Synonyms, Antonyms, Rhymes & Related Words 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 synonyms, antonyms, rhymes, and other related words for a given English word
Price / call$0.001
Success—
StatusUnknown
How this service works
Thesaurus: Synonyms, Antonyms, Rhymes & More. Thesaurus and word finder: synonyms, antonyms, rhymes, near rhymes, sound-alikes, homophones, means-like, adjectives for a noun, broader/narrower terms, with parts of speech and frequency (Datamuse).
Output
Returns a JSON object containing the queried word and an array of related word objects, each including the related word and the type of relationship (e.g. synonym, antonym, rhyme). The response is structured with a 'word' field and a 'words' array, with an optional 'relation' field indicating the relationship type.
Example use cases
Synonym lookup for content writing
“I'm writing a blog post and keep repeating the word 'important' — can you give me a list of synonyms and related words I could use instead?”
Rhyme finder for creative poetry
“I'm writing a poem and need words that rhyme with 'night' — can you pull up all the rhyming words for me?”
Antonym search for quiz generation
“I'm building a vocabulary quiz and need the antonyms of the word 'generous' — what are all the opposite words?”
Technical details
Endpoint
GEThttps://saylorinnovations.com/api/words/related/happy?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need structured thesaurus data — synonyms, antonyms, or rhymes — for a specific English word in a machine-readable format. It is well-suited for vocabulary enrichment, content generation assistance, creative writing tools, quiz generators, or NLP pipelines that need lexical relationships. Prefer this over general LLM-based word suggestions when you want consistent, dictionary-backed results at low cost per lookup.
Side effects
- Word not found in dictionary — returns empty words array or 404
- Invalid or misspelled input word — may return no results
- Rate limiting or payment failure — returns 402 or 429 error
- Uncommon or highly specialized words may have sparse or no related words
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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