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ONE Engine Longest Words Text Analysis (Tier 5, N=16)
x402
ONE Engine Longest Words Text Analysis (Tier 5, N=16) is a paid API for AI agents from one-search.one-engine.workers.dev, paid per call via x402, $0.0034/call, status unknown (last checked 2026-11-02).
Analyzes the first 16 words of submitted text and returns the longest words found, with Tier 5 diagnostic enrichment.
Price / call$0.0034
Success—
StatusUnknown
How this service works
Deterministic local text analysis utility: Return longest words from first N words; parameter=16. Tier 5/10 provides progressively richer diagnostics.
Output
Returns a list of the longest words extracted from the first 16 words of the submitted text, along with their lengths and Tier 5 diagnostic metadata such as processing details and enriched analysis output.
Example use cases
Vocabulary complexity check for writing
“Look at the beginning of this essay and tell me which are the longest words in the first 16 words: 'Contemporary philosophical frameworks underpinning institutional governance demonstrate extraordinary complexity that fundamentally challenges conventional understanding of democratic participation.'”
Educational word-length exercise
“I'm building a vocabulary quiz — can you extract the longest words from the first 16 words of this sentence: 'The multidimensional ramifications of environmental degradation disproportionately affect disadvantaged communities worldwide, necessitating transformative policy interventions.'”
Text readability analysis tool
“For this technical abstract, pull out the longest words from the first 16 words so I can assess how complex the opening is: 'Immunohistochemical characterization of pathophysiological mechanisms underlying neurodegenerative disorders reveals unprecedented correlations between microglial activation and synaptic deterioration.'”
Technical details
Endpoint
POSThttps://one-search.one-engine.workers.dev/v12/text-analysis/longest-words/p1/t5?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a deterministic, low-cost, reproducible extraction of the longest words from the opening portion (first 16 words) of a text, with moderate diagnostic detail (Tier 5). Prefer it over higher tiers when you don't need maximum diagnostic richness, and over lower tiers when you want more than minimal output. Ideal for agents performing quick vocabulary or readability assessments on text snippets at scale.
Side effects
- Empty or whitespace-only text input returns no words or an error
- Text with fewer than 16 words processes only available words
- Non-Latin scripts or special characters may affect tokenization
- Payment failure via x402 returns 402 status before processing
- Malformed POST body returns 400 bad request
Tags
x402
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