Petstore OpenAPI 3.1 (Valid JSON)
A valid OpenAPI 3.1 pet-store SAMPLE spec in JSON — list/create pets with paginated responses for schema-validator and codegen tests.
OpenAPI and JSON Schema fixtures
Valid and intentionally invalid OpenAPI/JSON Schema documents plus request/response examples for schema validators and API tooling.
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Petstore OpenAPI 3.1 (Valid YAML)
YAML twin of the valid pet-store OpenAPI spec — for testing YAML spec parsers and JSON↔YAML conversion.
Invalid OpenAPI — Openapi Missing Paths
OpenAPI document with paths set to null — intentionally invalid for negative schema tests.
Invalid OpenAPI — Openapi Broken Ref
OpenAPI with a response schema $ref pointing at a missing component — tests broken-reference detection.
Invalid OpenAPI — Openapi Wrong Version
OpenAPI with an unsupported openapi version string — negative case for version validators.
User JSON Schema (draft 2020-12)
Draft 2020-12 JSON Schema for a user object with email format and role enum — paired with valid/invalid instances.
User Instance — Valid
JSON instance conforming to the Wave F user JSON Schema — positive validator test case.
User Instance — Invalid (5 violations)
User JSON deliberately violating the schema five ways — negative case for validator error reporting.
Invoice JSON Schema
Draft-07 JSON Schema describing a SAMPLE invoice object for domain-specific validator tests.
Event JSON Schema
Draft-07 JSON Schema describing a SAMPLE event object for domain-specific validator tests.
Inventory Item JSON Schema
Draft-07 JSON Schema describing a SAMPLE inventory item object for domain-specific validator tests.
Openapi Request Create Pet
Sample POST /pets request body matching the pet-store OpenAPI spec.
Openapi Response Pet Page
Sample paginated pet list response for mock-server and contract tests.
Openapi Response Not Found
Sample 404 problem response for OpenAPI error-handling tests.
Openapi Response Created
Sample 201 created pet response body for contract testing.
JSON Schema oneOf Union
JSON Schema with a oneOf union over string vs number tagged objects — for testing union validation.
JSON Schema allOf Merge
JSON Schema allOf merging id and name requirements — tests composite schema validation.
OpenAPI 3.1 Webhooks Section (YAML)
Minimal OpenAPI 3.1 document with a webhooks section — for testing webhook-aware spec parsers.
Invalid JSON Schema — Json Schema Missing Type
Intentionally invalid JSON Schema (json-schema-missing-type) for negative validator tests.
Invalid JSON Schema — Json Schema Bad Ref
Intentionally invalid JSON Schema (json-schema-bad-ref) for negative validator tests.
Invalid JSON Schema — Json Schema Empty Object
Intentionally invalid JSON Schema (json-schema-empty-object) for negative validator tests.
Payment JSON Schema (draft-07)
Draft-07 JSON Schema for payment amount/currency validation in fintech API tests.
Payment Instance — Valid
Valid payment JSON instance paired with the payment JSON Schema.
Payment Instance — Invalid
Invalid payment JSON (negative amount, short currency) for schema error reporting tests.
OpenAPI Components-only Document (JSON)
OpenAPI document with empty paths but populated components — tests partial spec loaders.
API Problem+JSON — Not Found (404)
RFC 7807 SAMPLE problem document for HTTP 404 (Not Found) client tests.
API Problem+JSON — Unauthorized (401)
RFC 7807 SAMPLE problem document for HTTP 401 (Unauthorized) client tests.
API Problem+JSON — Forbidden (403)
RFC 7807 SAMPLE problem document for HTTP 403 (Forbidden) client tests.
API Problem+JSON — Conflict (409)
RFC 7807 SAMPLE problem document for HTTP 409 (Conflict) client tests.
API Problem+JSON — Gone (410)
RFC 7807 SAMPLE problem document for HTTP 410 (Gone) client tests.
API Problem+JSON — Too Many Requests (429)
RFC 7807 SAMPLE problem document for HTTP 429 (Too Many Requests) client tests.
API Problem+JSON — Unprocessable Entity (422)
RFC 7807 SAMPLE problem document for HTTP 422 (Unprocessable Entity) client tests.
API Problem+JSON — Bad Request (400)
RFC 7807 SAMPLE problem document for HTTP 400 (Bad Request) client tests.
API Problem+JSON — Unsupported Media Type (415)
RFC 7807 SAMPLE problem document for HTTP 415 (Unsupported Media Type) client tests.
API Problem+JSON — Not Acceptable (406)
RFC 7807 SAMPLE problem document for HTTP 406 (Not Acceptable) client tests.
API Problem+JSON — Service Unavailable (503)
RFC 7807 SAMPLE problem document for HTTP 503 (Service Unavailable) client tests.
API Problem+JSON — Internal Server Error (500)
RFC 7807 SAMPLE problem document for HTTP 500 (Internal Server Error) client tests.
JSON Schema Edge — Additional Properties False
Minimal JSON Schema SAMPLE focusing on additional properties false constraints.
JSON Schema Edge — One Of Status
Minimal JSON Schema SAMPLE focusing on one of status constraints.
JSON Schema Edge — Enum Currency
Minimal JSON Schema SAMPLE focusing on enum currency constraints.
JSON Schema Edge — Pattern Sku
Minimal JSON Schema SAMPLE focusing on pattern sku constraints.
JSON Schema Edge — Nullable Optional
Minimal JSON Schema SAMPLE focusing on nullable optional constraints.
JSON Schema Edge — Array Unique Items
Minimal JSON Schema SAMPLE focusing on array unique items constraints.
JSON Schema Edge — Dependent Required
Minimal JSON Schema SAMPLE focusing on dependent required constraints.
JSON Schema Edge — Format Uri Email
Minimal JSON Schema SAMPLE focusing on format uri email constraints.
OpenAI Tools Schema (JSON)
OpenAI function tools definition JSON paired with the tool-calling traces.
Tool Function JSON Schema
JSON Schema for a sample weather tool's parameters.
Tool Calling — Tool Call Weather
SAMPLE tool-calling JSON (tool-call-weather) for agent harness schema tests.
Tool Calling — Tool Result Weather
SAMPLE tool-calling JSON (tool-result-weather) for agent harness schema tests.
Tool Calling — Tool Call Search
SAMPLE tool-calling JSON (tool-call-search) for agent harness schema tests.
Tool Calling — Tool Parallel Two
SAMPLE tool-calling JSON (tool-parallel-two) for agent harness schema tests.
Tool Calling — Tool Error Unknown
SAMPLE tool-calling JSON (tool-error-unknown) for agent harness schema tests.
JSON-LD — Faq Page SAMPLE
schema.org JSON-LD SAMPLE (faq-page) for SEO/structured-data validators.
JSON-LD — Howto Step SAMPLE
schema.org JSON-LD SAMPLE (howto-step) for SEO/structured-data validators.
JSON-LD — Organization SAMPLE
schema.org JSON-LD SAMPLE (organization) for SEO/structured-data validators.
JSON-LD — Breadcrumb SAMPLE
schema.org JSON-LD SAMPLE (breadcrumb) for SEO/structured-data validators.
JSON-LD — Software App SAMPLE
schema.org JSON-LD SAMPLE (software-app) for SEO/structured-data validators.
JSON-LD — Web Page SAMPLE
schema.org JSON-LD SAMPLE (web-page) for SEO/structured-data validators.