Grok 4 Fast

Tidslinje

1. 2025-09-19 · Lanceret · kildelink

1. 2026-11-13T18:39:46.933Z · Kildelinks · xAI · official articles
   Uddrag

   Grok 4 Fast is available now for all users

2. 2026-11-05T17:47:58.156Z · Katalogpost · GitHub · xai-org/grok-build · code
   Uddrag

   response_started("msg_a", Some("grok-4"), 5))); out.extend(r.reduce(StreamEvent::AgentMessage("from A".into()))); out.extend(r.reduce(response_completed("msg_a", "end_turn"))); out.extend(r.reduce(response_started("msg_b", Some("grok-4-fast"), 6))); out.extend(r.reduce(StreamEvent::AgentMessage("from B".into()))); out.extend(r.reduce(response_completed("msg_b", "end_turn"))); out.extend(r.finish(&end_turn())); let frames: Vec<&Value> = out .iter() .filter(|m| msg_type(m) == Some("assistant")) .collect(); let [a, b] = frames.as_slice() else { panic!("one frame per response: {out:?}"); }; assert_eq!(json_str(a, "/message/id"), Some("msg_a")); assert_eq!(json_str(a, "/message/model"), Some("grok-4")); assert_eq!(json_str(b, "/message/id"), Some("msg_b")); assert_eq!(json_str(b, "/message/model"), Som

   Denne henvisning i koden bekræfter ikke en modelidentifikator i brug.

Signaler 1

17:2009-19

xAIObservation

Grok 4 Fast er opdaget på models.dev

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