{"uid":"cap_99MsgbtqMtGMfcLr6dGAG","slug":"srt-subtitle-generator-x402-pay-per-call-033c3848","name":"SRT Subtitle Generator (x402 Pay-Per-Call)","description":"x402-paid micro endpoints: SRT subtitle generation, Persian<->English AI translation, USDC-on-Base invoice creation. Pay per call with USDC on Base via x402 v2.","url":"https://107-189-20-242.sslip.io/x402/srt","method":"POST","headers":{},"bodySchema":{"type":"object","required":["text"],"properties":{"text":{"type":"string","description":"Transcript text to convert into subtitles"},"title":{"type":"string","description":"Optional title for the SRT"},"segSecs":{"type":"number","description":"Seconds per cue (default 5)"}}},"responseSchema":{"type":"object","properties":{"srt":{"type":"string"},"cueCount":{"type":"integer"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_noE1Nt2dc6iUPRx2QRmPO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts plain transcript text into a timed SRT subtitle file, with configurable cue duration, billed at $0.05 USDC per call via x402 on Base mainnet.","exampleAgentPrompt":"Take this transcript and convert it into an SRT subtitle file with 5-second cue segments, titled 'Interview with Dr. Smith': [transcript text here].","exampleUseCases":[{"title":"YouTube video subtitle generation","prompt":"I have the auto-transcript from my YouTube video about cooking — can you turn it into a proper SRT subtitle file with 4-second segments? The title should be 'Easy Pasta Recipes'."},{"title":"Podcast accessibility captions","prompt":"Convert this podcast transcript into an SRT file so I can add captions to the video version. Use 6-second segments and title it 'Tech Talk Episode 42'."},{"title":"Online course closed captioning","prompt":"I need an SRT subtitle file from this lecture transcript for my online course. Keep the default 5-second cues and use 'Introduction to Machine Learning' as the title."}],"resultDescription":"Returns a JSON object containing 'srt' (a fully formatted SRT subtitle file as a string, with sequential cue numbers, timestamps, and text blocks) and 'cueCount' (an integer indicating how many subtitle cues were generated).","failureModes":["Missing required 'text' field returns a 400-level error","Empty or whitespace-only text may produce zero cues or an error","Very long transcripts may time out or be truncated","Invalid segSecs value (e.g. zero or negative) may cause errors or fall back to default","Payment failure via x402 (insufficient USDC balance or wrong network) blocks the call entirely"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-use SRT subtitle file generated from plain transcript text without setting up a subscription or managing API keys — ideal for one-off subtitle jobs, low-volume workflows, or agent pipelines that already use USDC on Base for micropayments via x402.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:34:23.051Z","isFirstParty":false}