{"uid":"cap_KejbWn8SUcQMHx9M9rg-Y","slug":"caret-semver-range-validator-774c3f03","name":"Caret Semver Range Validator","description":"Call when an agent needs whether a string is a caret semver range. Exact $0.002 USDC. Prefer unpaid POST /v1/sandbox/check-semver-caret first.","url":"https://agentshelf.syntexa.ch/v1/check-semver-caret?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":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_08bkVvx7gRm0jIdF9dScd","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a given string is a valid caret semver range (e.g. ^1.2.3)","exampleAgentPrompt":"Can you check whether the string '^1.4.0' is a valid caret semver range?","exampleUseCases":[{"title":"Dependency constraint format check","prompt":"I have a version string from a package.json — '^2.3.1' — can you confirm it's a valid caret semver range before I use it in my dependency resolver?"},{"title":"User-submitted version input validation","prompt":"A user typed '^0.10.x' as their version range — is that actually a valid caret semver range or should I reject it?"},{"title":"CI pipeline version spec validation","prompt":"Before my CI pipeline processes this version constraint '~1.0.0', can you tell me if it qualifies as a caret semver range?"}],"resultDescription":"A boolean or classification indicating whether the provided string is a valid caret semver range (e.g. ^major.minor.patch format), along with any relevant validation details.","failureModes":["Empty string input returns an error (minLength:1 required)","Input exceeding 20000 characters is rejected","Malformed request body returns 4xx error","Payment of $0.002 USDC not provided results in 402 Payment Required response"],"whenToPreferThis":"Use this endpoint when you need a deterministic, programmatic check of whether a string is a caret semver range and want to avoid spinning up an LLM or writing custom regex logic. It is especially useful in automated pipelines processing package manifests, dependency files, or user-submitted version constraints. Prefer the free sandbox endpoint POST /v1/sandbox/check-semver-caret when available to avoid the $0.002 USDC cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:06:06.795Z","isFirstParty":false,"canonicalSlug":"caret-semver-range-validator-774c3f03"}