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Kimi-Dev vs Grok‑2

Moonshot AI Kimi-Dev vs xAI Grok‑2 — side-by-side specs.

Moonshot AI
Kimi-Dev
xAI
Grok‑2
Overview
CompanyMoonshot AIxAI
Release dateJun 2025Aug 14 2024
Model type
Open sourceYesNo
Specifications
Parameters
72B
Context window
Benchmarks
Timeline
Release gapGrok‑2 shipped 291 days before Kimi-Dev

Which is better: Kimi-Dev or Grok‑2?

Kimi-Dev and Grok‑2 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok‑2 shipped 291 days before Kimi-Dev, so benchmark comparisons should account for the intervening progress.

Kimi-Dev is an open-source / open-weight model; Grok‑2 is proprietary.

Direct benchmark comparisons are unavailable — Kimi-Dev and Grok‑2 don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Kimi-Dev released?
Kimi-Dev was released by Moonshot AI on Jun 2025.
When was Grok‑2 released?
Grok‑2 was released by xAI on Aug 14 2024.
Is Kimi-Dev or Grok‑2 open source?
Kimi-Dev is an open-source / open-weight model released by Moonshot AI. Grok‑2 is a proprietary model released by xAI.

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