| Strip HTML to text Remove all HTML tags, returning the plain text content. Entities are decoded to real characters by default (set decodeEntities=false to keep them encoded). | openverbs.com | - | $0.002 | listed |
| Strip markdown to plain text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results c Strip markdown to plain text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting. | delx.ai | - | $0.001 | listed |
| Stripe Restricted Mcc Check API Stripe Prohibited & Restricted Business list, MCC classification, and underwriting readiness checker. Pass ?business_model=saas_ai|marketplace|dropshipping|supplements (default saas_ai). Returns restricted status, likely MCC code, rolling-reserve triggers (prepayments, money-transmission traps), and mandatory checkout/website readiness items. | fly.dev | - | $0.01 | listed |
| Stripe Webhook Review Stripe Webhook Review — Reviews ONE Stripe webhook handler (the route code, in any language or framework) for the five mistakes that let a forged or repeated event move money, grant access or ship goods, and lists only those, one line each with a fixed code, the place, why it is dangerous and the fix - or exactly No findings. It catches a body parsed or re-serialized before the signature is checked, a handler that never checks the signature, a recency tolerance switched off or set huge, no reco… | aiskills402.com | - | $0.01 | listed |
| Structural Difference Between Two JSON Values API Structural difference between two JSON values — Genesis402 / UnyKorn Operator Network | unykorn.org | - | $0.003 | listed |
| Structural diff of two JSON values: dotted-path lists of added, removed and changed fields, plus an equal flag. Input JSON strings or objects. Structural diff of two JSON values: dotted-path lists of added, removed and changed fields, plus an equal flag. Input JSON strings or objects. | agentbit.app | - | $0.0015 | listed |
| Structured API Extract a page's machine-readable self-description in one call: every JSON-LD block (schema.org), OpenGraph and Twitter Card metadata, canonical URL, title, meta description, H1, hreflang alternates and RSS/Atom feed links — parsed server-side into clean JSON. Where text extraction gives you prose, this gives you structured facts. | agentbit.app | - | $0.01 | listed |
| Structured Data API Extract schema.org structured data from a public HTML page: JSON-LD (@graph flattened), top-level microdata, and Open Graph / Twitter meta. Normalizes Product/Offer, Article, Organization, Event, FAQ, and breadcrumbs. POST JSON {"url":"https://example.com"}. No structured data is HTTP 200 with empty arrays, not an error. Public http(s) only. $0.01 USDC on Base (eip155:8453). No API key. | vercel.app | - | $0.01 | listed |
| Structured Data Validator Give it URLs. For each it extracts the JSON-LD structured data, lists every schema.org type, and validates the required and recommended properties Google needs for rich results (Product, Article, FAQ, Recipe, Organization, Event, JobPosting and more) - with findings. Keyless, read-only. Up to 3 items per call; failed lookups are not charged. | workers.dev | - | $0.06 | listed |
| Structured Diff Of Two Text Blocks API Structured diff of two text blocks: per-line additions, deletions and changes, plus an identical flag. Use it to detect whether a contract, policy or spec changed between two fetches. | chainverdict.xyz | - | $0.002 | listed |
| Structured Extract API Extract structured JSON fields into YOUR schema from pasted text or a public URL. When to use: turn messy public text into typed JSON with confidence + warnings. Refuses login/paywall sources. USDC on Base via x402 — no API key. | hydratrader.ai | - | $0.03 | listed |
| Structured JSON From Any Webpage API Structured JSON from any webpage. Name the fields you want — company data, job listings, product specs, contact details, financial figures — and get them back with confidence scores. No scraper configuration needed. | terradeed.co.uk | - | $0.05 | listed |
| Stt API Takes an audio or video file by URL or inline base64 and returns the transcript: the full text, every word with start and end time and its own confidence, the utterances and paragraphs the recogniser separated, and the detected language with its confidence where no language was specified. | halowerk.com | - | $0.06 | listed |
| Stt Batch API Takes 2 to 15 recordings by URL or inline base64, each with its declared length, and returns one transcript per file in the order given: full text, detected language, paragraphs, utterances, a confidence summary naming the weakest words with timestamps, and optionally every word with its timing. Billing is per started audio minute across the whole batch, at 0.017 USDC instead of the 0.02 USDC of a single /v1/stt call, at most 60 minutes per call. | halowerk.com | - | $0.034 | listed |
| Stt Long API Takes a public URL of an audio or video file of up to 120 minutes and 150 MB and returns the transcript: full text, paragraphs with sentences and timings, utterances, the detected language, and a confidence breakdown naming the weakest words with timestamps; every word with its timing on request. The file is downloaded and its running time measured locally with ffprobe before anything is sent, so a recording longer than declared is refused with its real length and nothing is charged. | halowerk.com | - | $0.018 | listed |
| Stt Translate API Takes an audio or video file by URL or inline base64 and returns subtitles in the target language with the timing of the original speech. The recording is transcribed with word timestamps, split into subtitle cues at pauses, six seconds or 84 characters, and every cue is translated on its own so that the number and timing of cues stay identical — this is checked on every model answer and a mismatch is retried once and otherwise refused without charge. | halowerk.com | - | $0.035 | listed |
| Styleguide API Automatically extract comprehensive design system information from a brand’s website including colors, typography, spacing, shadows, and UI components. | orthogonal.com | - | $0.03 | listed |
| Styleguide API Extract a comprehensive design system from a website including colors, typography, spacing, shadows, and UI components. | orthogonal.com | - | $0.03 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund Zahl geladener Ressourcen. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund Anteil moderner Bildformate. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund Zeit bis zum ersten Byte. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund Zahl renderblockierender Ressourcen. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund Verbindungsaufbauzeit. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund DNS-Auflösungszeit. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund TLS-Aushandlungszeit. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund Zeit bis zum sichtbaren Renderstart. | halowerk.com | - | $0.001 | listed |
| Stylesheet API Prüft am Objekt stylesheet den Befund übertragene Bytemenge. | halowerk.com | - | $0.001 | listed |
| Sub 1m API Business Frameworks business-frameworks/value/band/sub-1m@1.0 — Value below $1M: the owner is the business. Call when an agent needs how value behaves at this revenue scale, for a business it is running or advising. Returns 300 tokens of original synthesis with public citations and child handles; free layer at /catalogue. | workers.dev | - | $0.03 | listed |
| Sub 1m API Business Frameworks business-frameworks/cash-flow/band/sub-1m@1.0 — Cash flow below $1M: pay the owner first. Call when an agent needs how cash flow behaves at this revenue scale, for a business it is running or advising. Returns 250 tokens of original synthesis with public citations and child handles; free layer at /catalogue. | workers.dev | - | $0.03 | listed |
| Sub 5m API Business Frameworks business-frameworks/risk/band/sub-5m@1.0 — Risk below $5M: the chance of survival. Call when an agent needs how risk behaves at this revenue scale, for a business it is running or advising. Returns 350 tokens of original synthesis with public citations and child handles; free layer at /catalogue. | workers.dev | - | $0.03 | listed |
| Subdomain Finder Subdomains of a domain found in public Certificate Transparency logs (crt.sh), with first certificate and current validity date. Use for attack-surface mapping, asset inventory or competitor research. | onrender.com | - | $0.003 | listed |
| Submit API Submit an x402 Verified seller record without GitHub: validated by the x402-verified CI validator, PR opened and merged on green for you. One-time fee. | forgemesh.io | - | $0.05 | listed |
| SubmitCheck Launch directories from 11 popular public lists that were dead, unreachable, erroring or redirecting to another site on our Oct 2026 live check (DNS re-checked over DoH). Drop them from a launch plan. Optional filter by status kind. | appin60.com | - | $0.005 | listed |
| SubmitCheck Look up one launch directory by domain: live/dead/moved status on our Oct 2026 check, submit URL, free option (yes/badge/queue/paid), lowest price, account and captcha. Covers 516 directories from 11 public lists. | appin60.com | - | $0.002 | listed |
| SubmitCheck Startup/SaaS/AI-tool launch directories re-checked live Oct 2026, filtered by category and free option. Each row: live status, submit URL, free/badge/queue/paid, lowest price, account needed, captcha, Tranco rank. Up to 50 rows sorted by popularity. | appin60.com | - | $0.01 | listed |
| SubmitCheck Check up to 20 launch-directory domains at once: our Oct 2026 record (live/dead/moved, free option, account, submit URL) for known ones, and a live HTTP check right now for unknown ones. Pass domains comma-separated. | appin60.com | - | $0.01 | listed |
| Subnet API Bittensor registration burn, free slots and prune-bar incentive for one subnet by netuid. | workers.dev | - | $0.01 | listed |
| Subnet calculator Compute network details of a CIDR block — network & broadcast address, usable host range, total and usable address counts. Works for IPv4 and IPv6 (counts returned as strings for large IPv6 blocks). Honours RFC 3021 for /31. | openverbs.com | - | $0.002 | listed |
| Subnets API Bittensor registration cost and prune risk for all subnets: burn in TAO, free slots, incentive needed to survive, refreshed every 30 minutes. | workers.dev | - | $0.015 | listed |
| Subreddit Posts Pagination Billing API Subreddit Posts Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request. | orthogonal.com | - | $0.02 | listed |
| Subscribe API Unlocks /api/subscriber-content for 5 minutes from time of payment | paidapis.net | - | $0.002 | listed |
| Subscription Ltv Churn Calc API Deterministic SaaS & DTC replenishment subscription LTV:CAC and payback calculator. Pass ?monthly_price_usd=29&gross_margin_pct=80&monthly_churn_pct=6.5&cac_usd=95. Returns expected subscriber tenure, gross-margin LTV, LTV:CAC ratio, CAC payback months, health verdict, and LTV dollar lift from reducing monthly churn by 1.5 points. | fly.dev | - | $0.01 | listed |
| Subtitle Convert API Takes subtitle text in SRT or WebVTT (format detected automatically) and returns it in one or more target formats: SRT, WebVTT, ASS with a readable default style, TTML, JSON cue list or plain text. Cue settings and styling of the source are not carried over; timings and text are. Blocks that cannot be parsed are counted and reported instead of silently dropped. Pure text processing on this machine; nothing is stored. Fixed price per call. | halowerk.com | - | $0.001 | listed |
| Subtitle Timing Repair Subtitle Timing Repair: Fix SRT and VTT, Words Stay — Repairs the structure of an SRT or WebVTT subtitle file so a video player reads it, without changing a single word and without changing the value of a single time, and answers with the file only, no code fence. Fixes the separator before the milliseconds (a comma in SRT, a dot in VTT), broken arrows, short hours and short millisecond fields, missing or doubled blank lines between cues, cue numbers that skip, repeat or are out of order after … | aiskills402.com | - | $0.02 | listed |
| Subtitle Translate API Takes subtitle text in SRT or WebVTT and a target language and returns the translated file: every cue is translated on its own so that number, order and timing of cues stay exactly as in the original, which is checked on each model answer. Line breaks inside a cue are joined for translation. Output in SRT or WebVTT. Translation by a language model at Groq, which does not train on inputs; disclosed in the answer. Machine translation, unreviewed. | halowerk.com | - | $0.01 | listed |
| Subtitle Translator for SRT Subtitle Translator for SRT and VTT — Translates a subtitle file (SRT or WebVTT) into another language and returns the whole file with only the spoken words changed. Cue numbers, timing lines, cue settings, position codes, speaker names, style and note blocks come back byte for byte; every cue stays one cue, in the same order, with at most two lines of at most 42 characters, shortened in wording when the translation is longer. Tags and markers such as italics, colours, music notes, dialogue das… | aiskills402.com | - | $0.02 | listed |
| Subtitle convert (SRT/VTT) Convert subtitles between SRT, WebVTT, plain text, and JSON cues. Send SRT or VTT text (auto-detected) - or a JSON cues array [{start,end,text}] with times in ms - and the target format. Deterministic, pure CPU. | agent402.tools | - | $0.002 | listed |
| Subtitles Multi API Takes an audio or video file and up to five target languages and returns subtitles for each: the speech is transcribed once with word timestamps, split into cues at pauses, six seconds or 84 characters, and every cue is translated on its own into each language in parallel. The number and timing of cues is identical across all languages and the original, and this is checked for every language. | halowerk.com | - | $0.044 | listed |
| Suggest API Domain name brainstorming and availability screening: combine keywords into candidate domains across chosen TLDs, then live-WHOIS-check them and return only the available ones. Naming research in a single call. | clawfetch.ai | - | $0.003 | listed |
| Suggested Eip 1559 Priority Fee (miner Tip) API Suggested EIP-1559 priority fee (miner tip) — Genesis402 / UnyKorn Operator Network | unykorn.org | - | $0.002 | listed |