Claude 1vsKimi K1.5

Claude 1
Kimi K1.5
Specifications
Context window
9k
128k
Overview
CompanyAnthropicMoonshot AI
Release dateMar 14 2023Jan 20 2025
AccessProprietaryProprietary

Which is better: Claude 1 or Kimi K1.5?

Claude 1 and Kimi K1.5 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 1 shipped 678 days before Kimi K1.5, so benchmark comparisons should account for the intervening progress.

Context windows are 9k (Claude 1) vs 128k (Kimi K1.5).

Direct benchmark comparisons are unavailable — Claude 1 and Kimi K1.5 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 1 was released by Anthropic on Mar 14 2023.

Kimi K1.5 was released by Moonshot AI on Jan 20 2025.

Claude 1 has a 9k context window; Kimi K1.5 has 128k.

Other comparisons