all-properties-required
Category: Structural — overall schema structure triggers this rule
Error Codes
| Profile | Code | Severity |
|---|---|---|
| openai.so.2026-04-30 | OAI-S-all-properties-required | Forbid |
Description
Every property must be listed in the required array
Provider Evidence
| Profile | Status | Source | Basis |
|---|---|---|---|
| openai.so.2026-04-30 | documented | OpenAI required fields | — |
Rationale
Some providers reject schemas with optional object properties.
Bad Example
{ "type": "object", "properties": { "name": { "type": "string" }, "age": { "type": "number" } }, "required": ["name"] }
Good Example
{ "type": "object", "properties": { "name": { "type": "string" }, "age": { "type": "number" } }, "required": ["name", "age"] }