UTC 2026-09-16 build snapshot, not live metrics. Date states can update; source verification timestamps do not.
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
xAI API release notes, model routing, default behavior, pricing and endpoint changes.
Timeline
Initial coverage is intentionally narrow and source-verified. It is not a complete archive.
Model alias routing · Jul 29, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
xAI announced that the grok-voice-latest alias would route to grok-voice-think-fast-2.0 starting Aug 5, 2026.
Request defaults and billing · Aug 28, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
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.
Model lifecycle and pricing · Sep 2, 2026
Verification is under 30 days old, not a live check; date passage does not confirm shutdown.
xAI retires grok-imagine-image-quality on Nov 2, 2026; requests redirect to grok-imagine-image-2.0 with quality set to low on /v1/images/generations and /v1/images/edits with unchanged request/response shapes and lower per-image price.
