{"uid":"cap_-Sf_FmAAte4NA-_hruRXQ","slug":"strict-semver-validator-no-leading-v-b01cbf24","name":"Strict Semver Validator (No Leading v)","description":"Call when an agent needs whether a string is strict semver without a leading v. Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/check-semver-strict first.","url":"https://agentshelf.syntexa.ch/v1/check-semver-strict?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"data":{"description":"JSON value for schema-check SKUs. Omit it on string checks such as email or IBAN."},"value":{"type":"string","examples":["1.2.3"],"maxLength":20000,"minLength":1,"description":"Value to check. The route description names the format: email, phone, IBAN, postal code, VAT, national id, or similar."},"schema":{"description":"JSON Schema document for schema-check SKUs. Omit it on string checks."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-b3gicdiGiIxYiIr4Ignl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates whether a given string is a strict semantic version number without a leading 'v' prefix","exampleAgentPrompt":"Can you check whether '2.14.0-alpha.1+build.42' is a valid strict semver without a leading v?","exampleUseCases":[{"title":"Validate release tag before publishing","prompt":"Before I push this release, check if '3.0.1' is a valid strict semver with no leading v — I need to make sure the tag format is correct."},{"title":"CI pipeline version format check","prompt":"My build pipeline needs to verify that '1.0.0-beta.2' conforms to strict semver without a v prefix — can you validate it?"},{"title":"Package registry submission guard","prompt":"I'm about to submit a package and the registry requires strict semver without a leading v — can you confirm that 'v2.3.4' passes or fails that check?"}],"resultDescription":"A boolean or structured response indicating whether the input string strictly conforms to the semver specification without a leading 'v' character (e.g. '1.2.3' passes, 'v1.2.3' or '1.2' fails).","failureModes":["Empty or missing value field returns a validation error","String exceeding 20000 characters rejected","Network timeout on slow connections","HTTP 402 if payment not provided or USDC balance insufficient","Malformed JSON request body returns 4xx error"],"whenToPreferThis":"Use this endpoint when you need a definitive, authoritative check that a version string is strict semver without a leading 'v', especially in automated pipelines where correctness matters and a paid validation signal is preferred over a local heuristic. Prefer the unpaid POST /v1/sandbox/check-semver-strict if cost is a concern and sandbox results are acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T06:38:34.428Z","isFirstParty":false,"canonicalSlug":"strict-semver-validator-no-leading-v-b01cbf24"}