{"uid":"cap_Rq6GCokvPzKbFLpfJQtzH","slug":"one-engine-deterministic-drop-tail-unicode-characters-p-16-tier-6-fbe70ace","name":"ONE Engine Deterministic Drop-Tail Unicode Characters (p=16, Tier 6)","description":"Deterministic text segmentation utility: Remove last Unicode characters; parameter=16. Tier 6/10 provides progressively richer diagnostics.","url":"https://one-search.one-engine.workers.dev/v9/text-segment/drop-tail-chars/p6/t6?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0025","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":"$0.0025/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0025","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0025","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EWdTfss9o0WE-XAjfZvTx","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0025","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Removes the last 16 Unicode characters from a text string, returning the trimmed result with Tier 6 diagnostic metadata.","exampleAgentPrompt":"Strip the last 16 Unicode characters from this string: 'Hello, this is my sample text input with a trailing section!' and give me the trimmed result with diagnostics.","exampleUseCases":[{"title":"Trim trailing tokens from agent output","prompt":"I need to remove the last 16 characters from this agent-generated string before I pass it downstream: 'Processing complete: result_code_alpha_99'. Can you drop the tail and return what's left?"},{"title":"Clean up padded log entries","prompt":"My log lines all have 16 trailing Unicode padding characters appended automatically — can you strip those tail characters off this entry: 'ERROR 2024-01-15 connection timeout [PADDING]' so I get the clean message?"},{"title":"Normalize fixed-width text fields","prompt":"I'm working with fixed-width text fields where the last 16 chars are always filler. Strip those trailing characters from this value: 'CustomerRecord_ID_7842__________' and give me the core content."}],"resultDescription":"Returns the input text with the last 16 Unicode characters removed, along with Tier 6 diagnostic metadata that provides progressively richer segmentation context such as character counts, offsets, and processing details about the truncation operation.","failureModes":["Input text shorter than 16 characters may return an empty string or an error","Missing or malformed request body returns a 400 error","Payment not included or insufficient USDC results in a 402 Payment Required response","Non-UTF-8 encoded input may produce unexpected Unicode boundary results","Network timeout on the workers.dev edge may return a 5xx error"],"whenToPreferThis":"Choose this endpoint when you need deterministic, Unicode-safe removal of exactly 16 characters from the tail of a string and want Tier 6 diagnostic output for debugging or auditing. Prefer it over generic string slicing when you need reproducible, pay-per-call utility behavior in an autonomous agent pipeline using x402 payments on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-04T12:32:52.106Z","isFirstParty":false,"canonicalSlug":"one-engine-deterministic-drop-tail-unicode-characters-p-16-tier-6-fbe70ace"}