Muse Spark 1.2vsKimi K2.7 Code
Muse Spark 1.2 | Kimi K2.7 Code | |
|---|---|---|
| Specifications | ||
Parameters | — | 1T |
Context window | 1M | 256k |
| Benchmarks | ||
Agentic coding CursorBench v3.2Cursor's own test of harder, real-world coding tasks inside a code editor, on the refreshed v3.2 task set. Scores aren't comparable with v3.1. Higher is better. | — | 49.7% |
Agentic coding DeepSWE 1.1Artificial Analysis' independent test of deep, agentic software-engineering work — the AI has to plan and carry out substantial coding tasks end to end. (Version 1.1 of the test.) Higher is better. | 59.3%Best | 31% |
Next.js coding Next.js EvalsVercel's open eval of how well AI coding agents build and migrate real Next.js apps — measured as the share of tasks the agent completes successfully. Higher is better. | — | 75% |
Agentic terminal coding Terminal-Bench 2.1Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? Higher is better. | 82.9% | — |
Community preference (code) Arena Elo (Code)Like the text arena, but people vote on which AI writes better code. The votes become a chess-style Elo rating on arena.ai. Higher is better. | — | 1469 |
| Overview | ||
| Company | Meta | Moonshot AI |
| Release date | Aug 5 2026 | Jun 12 2026 |
| Access | Proprietary | Open Weight |
Which is better: Muse Spark 1.2 or Kimi K2.7 Code?
Muse Spark 1.2 leads Kimi K2.7 Code on 1 of the 1 benchmark they both report (DeepSWE 1.1). Kimi K2.7 Code shipped 54 days before Muse Spark 1.2, so benchmark comparisons should account for the intervening progress.
Context windows are 1M (Muse Spark 1.2) vs 256k (Kimi K2.7 Code). Muse Spark 1.2 is proprietary, while Kimi K2.7 Code is open weight.
On DeepSWE 1.1, Muse Spark 1.2 leads at 59.3% vs Kimi K2.7 Code at 31%.
Frequently asked questions
Muse Spark 1.2 was released by Meta on Aug 5 2026.
Kimi K2.7 Code was released by Moonshot AI on Jun 12 2026.
Muse Spark 1.2 leads on DeepSWE 1.1 — Muse Spark 1.2 59.3% vs Kimi K2.7 Code 31%.
Muse Spark 1.2 has a 1M context window; Kimi K2.7 Code has 256k.
Muse Spark 1.2 is a proprietary model released by Meta. Kimi K2.7 Code is an open weight model released by Moonshot AI.