# Best Local LLM for Coding

> Updated Oct 20, 2026 · evidence through Oct 20, 2026. Synthesized from cited community evidence and open benchmarks, not vendor marketing. Canonical page: https://modelmatchbook.com/best/coding-local

Kimi K3 ranks first for Best Local LLM for Coding as of October 20, 2026. It ranks #12 of 99 on LMArena's WebDev coding arena (Elo 1655), a leaderboard built from blind human preference votes on coding tasks. DeepSeek V4.1 Flash is the next-ranked alternative. It scores 80.04% on LiveBench Coding (#18 of 59), an objective evaluation of code generation and completion. [1,2]

## 1. Kimi K3
https://modelmatchbook.com/models/moonshotai/kimi-k3-20260715

Kimi K3 ranks #12 of 99 on LMArena's WebDev coding arena (Elo 1655), a leaderboard built from blind human preference votes on coding tasks.

**Best when:** Its strongest result for this task is on LMArena WebDev, which measures practical, real-world coding quality. [1]

## 2. DeepSeek V4.1 Flash
https://modelmatchbook.com/models/deepseek/deepseek-v4.1-flash-20260910

DeepSeek V4.1 Flash scores 80.04% on LiveBench Coding (#18 of 59), an objective evaluation of code generation and completion.

**Best when:** Its strongest result for this task is on LiveBench Coding, which measures code generation and completion. [2]

## 3. GLM 5.3 Flash
https://modelmatchbook.com/models/z-ai/glm-5.3-flash-20260826

GLM 5.3 Flash ranks #22 of 99 on LMArena's WebDev coding arena (Elo 1607), a leaderboard built from blind human preference votes on coding tasks.

**Best when:** Its strongest result for this task is on LMArena WebDev, which measures practical, real-world coding quality. [3]

## 4. GLM 5.3
https://modelmatchbook.com/models/z-ai/glm-5.3-20260816

GLM 5.3 ranks #19 of 99 on LMArena's WebDev coding arena (Elo 1621), a leaderboard built from blind human preference votes on coding tasks.

**Best when:** Its strongest result for this task is on LMArena WebDev, which measures practical, real-world coding quality. [4]

## 5. GLM 5.2
https://modelmatchbook.com/models/z-ai/glm-5.2-20260616

GLM 5.2 scores 79.65% on LiveBench Coding (#19 of 59), an objective evaluation of code generation and completion.

**Best when:** Its strongest result for this task is on LiveBench Coding, which measures code generation and completion. [5]

## 6. Qwen3.8 27B
https://modelmatchbook.com/models/qwen/qwen3.8-27b-20260814

Qwen3.8 27B ranks #24 of 99 on LMArena's WebDev coding arena (Elo 1593), a leaderboard built from blind human preference votes on coding tasks.

**Best when:** Its strongest result for this task is on LMArena WebDev, which measures practical, real-world coding quality. [6]

## 7. DeepSeek V4 Flash 0423
https://modelmatchbook.com/models/deepseek/deepseek-v4-flash-20260423

DeepSeek V4 Flash 0423 ranks #28 of 99 on LMArena's WebDev coding arena (Elo 1582), a leaderboard built from blind human preference votes on coding tasks.

**Best when:** Its strongest result for this task is on LMArena WebDev, which measures practical, real-world coding quality. [7]

## 8. Kimi K2.7 Code
https://modelmatchbook.com/models/moonshotai/kimi-k2.7-code-20260612

Kimi K2.7 Code scores 73.96% on LiveBench Coding (#46 of 59), an objective evaluation of code generation and completion.

**Best when:** Its strongest result for this task is on LiveBench Coding, which measures code generation and completion. [8]

## FAQ

**What is the best model for Best Local LLM for Coding?**

Kimi K3 ranks first as of October 20, 2026. Kimi K3 ranks #12 of 99 on LMArena's WebDev coding arena (Elo 1655), a leaderboard built from blind human preference votes on coding tasks. [1]

**What is the best alternative to Kimi K3?**

DeepSeek V4.1 Flash ranks second. DeepSeek V4.1 Flash scores 80.04% on LiveBench Coding (#18 of 59), an objective evaluation of code generation and completion. [2]

**Can I self-host the top pick for Best Local LLM for Coding?**

Yes. Kimi K3 is open-weight, so it can run on your own hardware as well as through hosted routes. [1]

## Sources
1. "Within the 99 catalog models matched to this evaluation: Ranks #12 of 99 on LMArena's WebDev coding arena (Elo 1655), a leaderboard built from blind human preference votes on coding tasks." (LMArena WebDev (coding) arena, https://lmarena.ai/leaderboard)
2. "Within the 59 catalog models matched to this evaluation: Scores 80.04% on LiveBench Coding (#18 of 59), an objective evaluation of code generation and completion." (LiveBench Coding, https://livebench.ai/)
3. "Within the 99 catalog models matched to this evaluation: Ranks #22 of 99 on LMArena's WebDev coding arena (Elo 1607), a leaderboard built from blind human preference votes on coding tasks." (LMArena WebDev (coding) arena, https://lmarena.ai/leaderboard)
4. "Within the 99 catalog models matched to this evaluation: Ranks #19 of 99 on LMArena's WebDev coding arena (Elo 1621), a leaderboard built from blind human preference votes on coding tasks." (LMArena WebDev (coding) arena, https://lmarena.ai/leaderboard)
5. "Within the 59 catalog models matched to this evaluation: Scores 79.65% on LiveBench Coding (#19 of 59), an objective evaluation of code generation and completion." (LiveBench Coding, https://livebench.ai/)
6. "Within the 99 catalog models matched to this evaluation: Ranks #24 of 99 on LMArena's WebDev coding arena (Elo 1593), a leaderboard built from blind human preference votes on coding tasks." (LMArena WebDev (coding) arena, https://lmarena.ai/leaderboard)
7. "Within the 99 catalog models matched to this evaluation: Ranks #28 of 99 on LMArena's WebDev coding arena (Elo 1582), a leaderboard built from blind human preference votes on coding tasks." (LMArena WebDev (coding) arena, https://lmarena.ai/leaderboard)
8. "Within the 59 catalog models matched to this evaluation: Scores 73.96% on LiveBench Coding (#46 of 59), an objective evaluation of code generation and completion." (LiveBench Coding, https://livebench.ai/)