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

Home/Compare/Codestral Mamba 7B vs Kimi K2 Thinking

Codestral Mamba 7B vs Kimi K2 Thinking

0 vs 1 benchmarks won

Mistral
Codestral Mamba 7B
Moonshot AI
Kimi K2 Thinking
Overview
CompanyMistralMoonshot AI
Release dateJul 16 2024Nov 6 2025
Model type
Open sourceYesYes
Specifications
Parameters
1T
Context window
256k
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
71.3%
Multimodal understanding
MMMU
Timeline
Release gapCodestral Mamba 7B shipped 478 days before Kimi K2 Thinking

Which is better: Codestral Mamba 7B or Kimi K2 Thinking?

Kimi K2 Thinking leads Codestral Mamba 7B on 1 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Codestral Mamba 7B shipped 478 days before Kimi K2 Thinking, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Codestral Mamba 7B released?
Codestral Mamba 7B was released by Mistral on Jul 16 2024.
When was Kimi K2 Thinking released?
Kimi K2 Thinking was released by Moonshot AI on Nov 6 2025.

Other comparisons