Kimi K2.7 Code vs GPT-4.1 nano
Moonshot AI Kimi K2.7 Code | OpenAI GPT-4.1 nano | |
|---|---|---|
| Overview | ||
| Company | Moonshot AI | OpenAI |
| Release date | Jun 12 2026 | Apr 14 2025 |
| Access | Open Weight | Proprietary |
| Specifications | ||
Parameters | 1T | — |
Context window | 256k | 1M |
| Benchmarks | ||
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% | — |
| Timeline | ||
| Release gap | GPT-4.1 nano shipped 424 days before Kimi K2.7 Code | |
Which is better: Kimi K2.7 Code or GPT-4.1 nano?
Kimi K2.7 Code and GPT-4.1 nano don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4.1 nano shipped 424 days before Kimi K2.7 Code, so benchmark comparisons should account for the intervening progress.
Context windows are 256k (Kimi K2.7 Code) vs 1M (GPT-4.1 nano). Kimi K2.7 Code is open weight, while GPT-4.1 nano is proprietary.
Direct benchmark comparisons are unavailable — Kimi K2.7 Code and GPT-4.1 nano don't publish scores on any of the same benchmarks.
Frequently asked questions
Kimi K2.7 Code was released by Moonshot AI on Jun 12 2026.
GPT-4.1 nano was released by OpenAI on Apr 14 2025.
Kimi K2.7 Code has a 256k context window; GPT-4.1 nano has 1M.
Kimi K2.7 Code is an open weight model released by Moonshot AI. GPT-4.1 nano is a proprietary model released by OpenAI.