{"uid":"cap_nEDbSLJgnYlu-5sftGVBf","slug":"gpt-5-4-mini-fast-grammar-cleanup-rewrite-tool-3856e4e8","name":"GPT-5.4-mini Fast Grammar Cleanup & Rewrite Tool","description":"Fast grammar cleanup and concise rewrites. Model tier: mini; upstream model: gpt-5.4-mini. Price is derived from official OpenAI relative token costs with a local margin and floor. Pay up to $0.002627 per request with x402 USDC on Base. Public paid calls are limited to 700000 input characters and 4096 output tokens.","url":"https://gpt55.558686.xyz/v1/tools/rewrite/mini","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":700000,"minLength":1},"tone":{"type":"string"},"max_tokens":{"type":"integer","maximum":4096,"minimum":1},"instruction":{"type":"string"},"temperature":{"type":"number","maximum":2,"minimum":0}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.00293","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":"$0.002627/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002627","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002627","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8MNzOPnnaqs1umJfohc3f","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002627","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Performs fast grammar cleanup and concise rewrites of text using a mini-tier GPT model, paid via x402 USDC on Base","exampleAgentPrompt":"Can you clean up the grammar and rewrite this paragraph more concisely using a professional tone? Here's the text: 'The meeting was, it went well and we discussed many things and everyone agree that the project should move forward but nobody wrote down what was said.'","exampleUseCases":null,"resultDescription":"Returns a grammar-corrected, concise rewrite of the submitted text, constrained to the specified output token limit and shaped by any provided tone or instruction parameters. Output is plain rewritten prose.","failureModes":["Input text exceeds 700,000 character limit — returns 400 validation error","max_tokens set above 4096 — returns 400 validation error","Temperature out of 0–2 range — returns 400 validation error","Insufficient USDC balance for x402 payment — returns 402 Payment Required","Upstream model unavailable — returns 503 or upstream timeout","Empty or whitespace-only text — returns 400 minLength violation"],"whenToPreferThis":"Choose this endpoint when you need fast, low-cost grammar correction and concise rewriting for moderate-length text (up to 700K chars) and want to pay per-call via USDC on Base. Prefer this over larger model tiers when speed and cost efficiency matter more than maximum reasoning depth, and over generic chat completions when a focused rewrite/cleanup interface is sufficient.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:47:29.454Z","isFirstParty":false}