{"uid":"cap_RsoZaNEaP551PVteohv4z","slug":"agentshelf-syntexa-ch-json-schema-2020-12-validator-d1d3cbe0","name":"agentshelf.syntexa.ch JSON Schema 2020-12 Validator","description":"Call when an agent needs a limited JSON Schema 2020-12 check. Dialects disagree on exclusive bounds and format. Exact $0.009 USDC. Prefer unpaid POST /v1/sandbox/check-schema-2020-12 first.","url":"https://agentshelf.syntexa.ch/v1/check-schema-2020-12?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"data":{"examples":[{"a":1}],"description":"JSON value for schema-check SKUs. Omit it on string checks such as email or IBAN."},"value":{"type":"string","examples":["{\"a\":1}"],"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":{"examples":[{"type":"object","required":["a"],"properties":{"a":{"type":"integer"}}}],"description":"JSON Schema document for schema-check SKUs. Omit it on string checks."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_KuWINSRMN_w1cuBrQRzfS","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates a JSON value against a JSON Schema 2020-12 schema, handling dialect-specific edge cases like exclusive bounds and format keywords.","exampleAgentPrompt":"Can you check whether this JSON value is valid against my JSON Schema 2020-12 schema? The schema uses exclusiveMaximum and format keywords, and I need to make sure the data conforms correctly.","exampleUseCases":[{"title":"API request payload validation","prompt":"Validate this JSON object against my 2020-12 schema before I send it to the API — the schema uses exclusiveMinimum and a format: date field, so I want to make sure those are handled correctly."},{"title":"Schema migration compatibility check","prompt":"I just migrated my schema from draft-07 to JSON Schema 2020-12 and I need to verify this sample data still passes — can you run it through a 2020-12 validator and tell me if there are any violations?"},{"title":"CI pipeline data contract verification","prompt":"Check whether this JSON document satisfies the 2020-12 schema I'm using as a data contract — flag any errors including issues with exclusive bounds or format annotations."}],"resultDescription":"Returns a validation outcome indicating whether the JSON value conforms to the provided JSON Schema 2020-12 schema, including any specific errors such as exclusive bound violations or format keyword mismatches.","failureModes":["Invalid or malformed JSON schema provided — returns schema parse error","JSON value exceeds 20,000 character limit — returns payload too large error","Unsupported schema dialect keyword causes parsing failure","Payment of $0.009 USDC not provided — returns 402 Payment Required","Network timeout or service unavailability"],"whenToPreferThis":"Choose this endpoint when you specifically need JSON Schema 2020-12 dialect validation, particularly when your schema relies on exclusive bounds (exclusiveMinimum/exclusiveMaximum) or format keyword behavior that differs between drafts. Use it when the free sandbox endpoint (/v1/sandbox/check-schema-2020-12) is unavailable or rate-limited. Prefer this over generic validators when dialect correctness is critical.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:59.238Z","isFirstParty":false,"canonicalSlug":"agentshelf-syntexa-ch-json-schema-2020-12-validator-d1d3cbe0"}