{"uid":"cap_rliR5QhFHfXj5G1G1nrFh","slug":"api-strale-io-6a3806af","name":"JSON to Pydantic Model Converter","description":"Convert JSON to Python Pydantic model classes. Handles nested objects, arrays, optional fields. Algorithmic.","url":"https://api.strale.io/x402/json-to-pydantic?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["json"],"properties":{"json":{"description":"JSON string or object"},"root_name":{"type":"string"}}}},"additionalProperties":false}}},"responseSchema":null,"example":{"request":{"json":"{\"user\": {\"id\": 1, \"name\": \"Alice\", \"email\": \"alice@example.com\", \"is_active\": true, \"tags\": [\"admin\", \"user\"]}}","root_name":"UserModel"},"response":{"_meta":{"payment":{"method":"x402","price_usd":0.054000000000000006,"settlement_id":"0xd615962b28d19240a2bbcdef8b354dbcd64611ef178dc19bc99954b1f10c6f95"},"capability":"json-to-pydantic","latency_ms":0,"provenance":{"source":"algorithmic","fetched_at":"2026-06-16T01:20:42.345Z"}},"root_type":"UserModel","model_count":2,"pydantic_model":"from pydantic import BaseModel\nfrom typing import Any, List, Optional\n\nclass UserModel(BaseModel):\n    user: UserModelUser\n\nclass UserModelUser(BaseModel):\n    id: int\n    name: str\n    email: str\n    is_active: bool\n    tags: List[str]"}},"exampleRequest":{"json":"{\"user\": {\"id\": 1, \"name\": \"Alice\", \"email\": \"alice@example.com\", \"is_active\": true, \"tags\": [\"admin\", \"user\"]}}","root_name":"UserModel"},"tags":["x402"],"displayCostAmount":"0.054001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.054001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.054","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.054","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_HXlSCu8lz-9uAFOZniDNf","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.054","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts a JSON object or JSON string into Python Pydantic model class definitions, handling nested objects, arrays, and optional fields algorithmically.","exampleAgentPrompt":"Can you convert this JSON into Python Pydantic model classes? {\"user\": {\"id\": 1, \"name\": \"Alice\", \"address\": {\"city\": \"NYC\", \"zip\": \"10001\"}, \"tags\": [\"admin\", \"user\"]}} — name the root model 'UserModel'.","exampleUseCases":null,"resultDescription":"Python source code containing Pydantic BaseModel class definitions corresponding to the input JSON structure, with proper field names, type annotations, nested model classes, and optional field handling.","failureModes":["Invalid or malformed JSON input returns an error","Missing required 'json' query parameter returns 400","Very deeply nested JSON may hit complexity limits","Empty JSON object may produce minimal or empty model"],"whenToPreferThis":"Use this endpoint when you need to quickly scaffold Pydantic model classes from a real JSON example or API response, especially when working in Python and needing type-safe data validation. Prefer this over manual authoring when the JSON has nested objects or arrays that would be tedious to model by hand.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T00:57:02.045Z","isFirstParty":false,"canonicalSlug":"api-strale-io-6a3806af"}