xAI safety_identifier: Keep One User from Sinking Your API Key
xAI added an optional safety_identifier field in September 2026 so policy violations map to one end user, not your whole API key. How to generate and send it.
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Grok Voice 3.0 Is Live, Voice 2.0 Deprecated: Migration Checklist
xAI shipped Grok Voice 3.0 on Oct 14 at $0.08/min. Sessions on grok-voice-latest upgraded automatically; pinned 2.0 users must migrate. Checklist inside.
Grok 4.7 API Guide: 500K Context, $2/$6 Pricing, and xhigh Reasoning
xAI released Grok 4.7 on Sept 21, 2026. Model ID, two price tiers split at 200K tokens, how to pick a reasoning effort, and a curl example.
X Subscription Tiers and Pricing: Should SuperGrok Users Switch?
xAI's X Subscription bundles Grok, Cursor and X Premium into five tiers, $0 to $200 a month. Prices, usage multiples, and a 4-step check before you switch.