{"uid":"cap_kxiq9lN9sisgTrBq4SQ36","slug":"delx-commerce-join-lines-utility-80d9ad00","name":"Delx Commerce — Join Lines Utility","description":"Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.","url":"https://commerce.delx.ai/api/v1/x402/join-lines?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"lines":{"type":"array","description":"Input field: lines."},"separator":{"type":"string","description":"Input field: separator."}}},"responseSchema":{"type":"json","example":{"text":"alpha\nbeta\ngamma","count":3,"schema":"delx/util-join-lines/v1"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_bWcgZpSyLPfTGW1rkL4Lc","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Joins an array of text lines into a single string with a specified separator","exampleAgentPrompt":"Join these lines — 'alpha', 'beta', 'gamma' — into a single string separated by newlines.","exampleUseCases":[{"title":"Joining log lines for display","prompt":"I have these log lines: 'ERROR: disk full', 'WARNING: low memory', 'INFO: process started' — can you join them into one text block separated by newlines?"},{"title":"Building a comma-separated list","prompt":"Combine these items into a single comma-separated string: 'apples', 'oranges', 'bananas', 'grapes'."},{"title":"Assembling multi-line report section","prompt":"Take these report lines and join them together with a pipe character as separator: 'Q1 revenue: $1M', 'Q2 revenue: $1.3M', 'Q3 revenue: $1.1M'."}],"resultDescription":"Returns a JSON object containing the joined text string ('text'), the count of lines joined ('count'), and the schema identifier ('schema': 'delx/util-join-lines/v1').","failureModes":["Missing or empty 'lines' array returns an error","Invalid separator type (non-string) may cause a validation error","Payment failure via x402 if USDC balance is insufficient","Malformed request body returns a 4xx error"],"whenToPreferThis":"Choose this endpoint when you need a simple, pay-per-call, no-signup text joining utility in an agentic pipeline that pays via USDC on Base or Solana — especially when you want verifiable delivery and an exact fixed cost of $0.001 per call rather than managing your own string-join logic or spinning up infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:53:51.461Z","isFirstParty":false,"canonicalSlug":"delx-commerce-join-lines-utility-80d9ad00"}