# ProposalComparison

[All API schemas](/api-reference/schemas/)

<code>object</code> — Additional properties rejected

| Field | Required at this level | Type | Description and constraints |
| --- | --- | --- | --- |
| <code>comparedAt</code> | Yes | <code>string</code> | Format: <code>date-time</code> |
| <code>proposals</code> | Yes | Array of <code>object</code> | — |
| <code>proposals&#91;&#93;.id</code> | Yes | <code>string</code> | Min length: <code>3</code>; Max length: <code>160</code> |
| <code>proposals&#91;&#93;.version</code> | Yes | <code>integer</code> | Minimum: <code>1</code> |
| <code>proposals&#91;&#93;.title</code> | Yes | <code>string</code> | — |
| <code>proposals&#91;&#93;.expectedImprovementQuote</code> | Yes | [SignedAtomicAmount](/api-reference/schemas/signed-atomic-amount/) | — |
| <code>proposals&#91;&#93;.maximumDownsideQuote</code> | Yes | [AtomicAmount](/api-reference/schemas/atomic-amount/) | — |
| <code>proposals&#91;&#93;.costOfNoActionQuote</code> | Yes | [SignedAtomicAmount](/api-reference/schemas/signed-atomic-amount/) | — |
| <code>proposals&#91;&#93;.beforeDepthQuote</code> | Yes | [AtomicAmount](/api-reference/schemas/atomic-amount/) | — |
| <code>proposals&#91;&#93;.afterDepthQuote</code> | Yes | [AtomicAmount](/api-reference/schemas/atomic-amount/) | — |
| <code>proposals&#91;&#93;.approvalProgress</code> | Yes | <code>string</code> | — |
| <code>proposals&#91;&#93;.expiresAt</code> | Yes | <code>string</code> | Format: <code>date-time</code> |
| <code>proposals&#91;&#93;.artifactHash</code> | Yes | [Hash](/api-reference/schemas/hash/) | — |
| <code>immutableComparisonHash</code> | Yes | [Hash](/api-reference/schemas/hash/) | — |
| <code>executionAuthorityGranted</code> | Yes | Constant <code>false</code> | — |

Nested required fields apply when their parent object or matching union branch is present. Named types link to their complete schema.

Exact definition: <code>#/components/schemas/ProposalComparison</code> in the [OpenAPI contract](/openapi/liquidity-operating-system-v2.openapi.json).