fix: update xAI model metadata for grok-4 +2 more#610
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fix: update xAI model metadata for grok-4 +2 more
Closes #581
Source issue: #581
Summary
grok-4grok-4-1-fastgrok-code-fast-1grok-4grok-4-1-fastgrok-code-fast-12
Verified metadata
Verification notes
Verification
grok-4,grok-4-1-fast, orgrok-code-fast-1among active models. The only active models shown aregrok-4.3,grok-4.20-0309-reasoning,grok-4.20-0309-non-reasoning,grok-4.20-multi-agent-0309, andgrok-build-0.1. This confirms the three target models have been retired.deprecated,deprecation_datexai/grok-4.3andxai/grok-4.20-*variants — none of the deprecated models appear, confirming they are no longer available on third-party inference surfaces.sync_models cross-check
LiteLLM sync_models has entries for
xai/grok-4,xai/grok-4-1-fast, andxai/grok-code-fast-1but does not setdeprecation_dateon any of them. The deviation:grok-4deprecatedtruegrok-4deprecation_date2026-05-15grok-4-1-fastdeprecatedtruegrok-4-1-fastdeprecation_date2026-05-15grok-code-fast-1deprecatedtruegrok-code-fast-1deprecation_date2026-05-15sync_models lags on deprecation tracking for xAI models. The official xAI docs page is the authoritative source for lifecycle status.
Fields changed
Only
deprecated: trueanddeprecation_date: "2026-05-15"are added. No pricing, token limit, or other field changes.Fields not published / not applicable
No other fields require changes — the existing catalog entries already have complete pricing, token limits, format, flavor, and provider mappings.
sync_models vs proposed update
sync_models cross-check found differences. Official provider verification was used for the applied values, and sync_models discrepancies are listed below for review.