Image quality default changed for grok-imagine-image-2.0

What changed

Impact summary

xAI changed the omitted quality behavior for grok-imagine-image-2.0: Omitted quality defaults to auto; generation currently resolves to low and editing to medium.

BeforeOmitted quality parameter defaulted to medium

After / replacementOmitted quality defaults to auto; generation currently resolves to low and editing to medium

Affected models and systems

grok-imagine-image-2.0

Migration action

Recommended next step: Set the quality parameter explicitly when output quality, latency or billing must remain stable, following the values listed under After. Add a regression case for requests that previously omitted it.

Source and interpretation

API platform & regional scope

xAI direct API · Direct developer platform; eligibility and regional restrictions are account-specific.

Not consumer Grok subscriptions.

Bounded manual catalog. Original event checks retained from 2026-09-01; not reverified in this expansion.

Unconfirmed regions are not assumed to be global. Automatic monitoring is OFF. Source checks

Official evidence locators

Existing normalized record: evt_xai_imagine_quality_default. Locate listed affected model(s) in the lifecycle/release table; original manual check retained.

Original source date and qualifier retained; exact shutdown time is not inferred.

Affected endpoints: Not separately specified; check model / capability scope

Action / deadline: Review required · No stated deadline

This record is classified as official announcement. The facts above were normalized from the provider's public developer documentation. API Change Watch does not treat an unreviewed page diff as a verified announcement.

Read the official source ↗