{"uid":"cap_noHl6S0AA-mYJmCDXTzlR","slug":"agentshelf-syntexa-ch-regex-hashtag-extractor-e6e0f08f","name":"agentshelf.syntexa.ch Regex Hashtag Extractor","description":"Call when an agent needs hashtags extracted from text, capped at 20 matches. An empty match list is billed. No network. Exact $0.008 USDC. Prefer unpaid POST /v1/sandbox/regex-hashtag first.","url":"https://agentshelf.syntexa.ch/v1/regex-hashtag?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","examples":["#hello"],"maxLength":100000,"minLength":1,"description":"Input for this SKU. The route description says whether it is plain text, a URL, base64 bytes, or an already-encoded token."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-SQfFCKy7fWb9gVVa25ED","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts all hashtags from a given text string using regex, returning up to 20 matches.","exampleAgentPrompt":"Pull out all the hashtags from this caption: 'Loving the #sunset tonight! #travel #photography #wanderlust — what a view.' and give me the list.","exampleUseCases":[{"title":"Hashtag audit for social posts","prompt":"Here's the draft caption for our Instagram post: 'Big news! #Launch #ProductUpdate #TechNews #Startup — we just shipped v2.' Can you extract all the hashtags so I can review them before scheduling?"},{"title":"Hashtag count from user-generated content","prompt":"I have this user comment: 'Best day ever! #sunshine #beach #summer2024 #nofilter #blessed' — pull out every hashtag in it so I can track which ones appear most often."},{"title":"Filtering hashtags from raw scraped text","prompt":"I scraped this chunk of text from a forum post: 'Check out our #deals and #offers this week — #sale #discount #limitedtime.' Extract all the hashtags from it for me."}],"resultDescription":"Returns a list of up to 20 hashtag strings found in the input text (e.g. ['#travel', '#photography']). If no hashtags are present, an empty list is returned — but the call is still billed.","failureModes":["Empty input or missing 'text' field returns a validation error","Text exceeding 100,000 characters is rejected","No hashtags found returns an empty match list but still incurs the $0.008 USDC charge","Malformed JSON body causes a 400 error","Insufficient USDC balance or x402 payment failure blocks the request"],"whenToPreferThis":"Use this endpoint when you need a fast, deterministic, regex-based hashtag extraction from text without any LLM or network dependency. Prefer the free sandbox endpoint POST /v1/sandbox/regex-hashtag first if available; fall back to this paid endpoint only when the sandbox is unavailable or not suitable. Best for agents processing social media content, user-generated text, or marketing copy where reliable hashtag parsing is needed at low cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:07.369Z","isFirstParty":false,"canonicalSlug":"agentshelf-syntexa-ch-regex-hashtag-extractor-e6e0f08f"}