AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Claude Instant 1.2 vs Kimi K2.7 Code

Anthropic
Claude Instant 1.2
Moonshot AI
Kimi K2.7 Code
Overview
CompanyAnthropicMoonshot AI
Release dateAug 9 2023Jun 12 2026
Model type
Open sourceNoYes
Specifications
Parameters
1T
Context window
256k
Benchmarks
Timeline
Release gapClaude Instant 1.2 shipped 1038 days before Kimi K2.7 Code

Which is better: Claude Instant 1.2 or Kimi K2.7 Code?

Claude Instant 1.2 and Kimi K2.7 Code don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude Instant 1.2 shipped 1038 days before Kimi K2.7 Code, so benchmark comparisons should account for the intervening progress.

Kimi K2.7 Code is an open-source / open-weight model; Claude Instant 1.2 is proprietary.

Direct benchmark comparisons are unavailable — Claude Instant 1.2 and Kimi K2.7 Code don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Claude Instant 1.2 released?
Claude Instant 1.2 was released by Anthropic on Aug 9 2023.
When was Kimi K2.7 Code released?
Kimi K2.7 Code was released by Moonshot AI on Jun 12 2026.
Is Claude Instant 1.2 or Kimi K2.7 Code open source?
Kimi K2.7 Code is an open-source / open-weight model released by Moonshot AI. Claude Instant 1.2 is a proprietary model released by Anthropic.

Other comparisons