{"uid":"cap_oCUQU4ucdmbYsCISRNHn8","slug":"nexusapi-text-readability-analyzer-cfbb2313","name":"NexusAPI Text Readability Analyzer","description":"Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.","url":"https://nexus-api-virid.vercel.app/api/tools/text/readability","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Search query or input parameter"}}},"responseSchema":{"type":"object","description":"API response data"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.067179","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.067179/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.067179","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.067179","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_doC4Xj79TNrFBObT5mKt4","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.067179","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Analyzes a piece of text and returns readability metrics and scores to assess how easy it is to read and understand.","exampleAgentPrompt":"Can you check the readability of this paragraph and tell me what grade level it's written at: 'The utilization of advanced linguistic constructs can obfuscate the intended communicative purpose for a generalized audience.'","exampleUseCases":[{"title":"Blog post readability check","prompt":"Analyze the readability of this blog intro and tell me if it's suitable for a general adult audience: 'Blockchain technology underpins a decentralized paradigm of trustless transactional immutability across distributed ledger nodes.'"},{"title":"Student essay grade-level check","prompt":"What reading grade level is this student essay written at? Here's the text: 'The French Revolution was a period of radical political and societal transformation in France that began with the Estates General of 1789.'"},{"title":"Marketing copy simplicity audit","prompt":"Score the readability of this product description for me — I want to make sure it's simple enough for everyday shoppers: 'Our proprietary nano-infused serum leverages bio-enzymatic peptide synthesis to facilitate dermal rejuvenation.'"}],"resultDescription":"Returns readability metrics for the submitted text, likely including scores such as Flesch Reading Ease, Flesch-Kincaid Grade Level, and other complexity indicators like average sentence length, syllable count, and reading difficulty classification.","failureModes":["Empty or missing text input returns an error","Very short text (e.g. single word) may produce unreliable scores","Non-English text may return inaccurate or unsupported results","Payment failure in USDC results in HTTP 402 and no analysis","Request timeout for extremely long documents"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-call readability score without setting up API keys or managing subscriptions. Ideal for AI agents that need to programmatically assess text complexity as part of a content pipeline, editorial workflow, or educational tool, especially when the calling infrastructure supports x402 USDC micropayments on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T07:00:20.916Z","isFirstParty":false}