Best Coding AI Models 2026 — Live Leaderboard
This board ranks language models on their ability to write, debug, and explain code across popular languages and frameworks. The HuaLinYuan Index blends automated evaluation with expert review so you can see which models consistently deliver correct, idiomatic solutions.
Claude Opus 5.5 leads with a score of 1811, followed closely by GPT-6 Astra at 1780 and Claude Sonnet 5.5 at 1774. All three excel at multi-file refactoring, test generation, and explaining legacy codebases. The gap to the fourth-place model is noticeable, making the top trio the default choice for production-grade assistance.
| # | Model | Index | Price $/1M in/out | |
|---|---|---|---|---|
| 1 | Claude Opus 5.5 Anthropic | 1811 | $4 / $20 | |
| 2 | GPT-6 Astra OpenAI | 1780 | $10 / $50 | |
| 3 | Claude Sonnet 5.5 Anthropic | 1774 | $2 / $10 | |
| 4 | GPT-6.1 Sol OpenAI | 1760 | $2 / $10 | |
| 5 | Claude Fable 5.1 Anthropic | 1743 | $10 / $50 | |
| 6 | Claude Opus 5 Anthropic | 1690 | $5 / $25 | |
| 7 | GPT-6 Sol OpenAI | 1686 | $2 / $10 | |
| 8 | Gemini 4 Argon | 1678 | $2 / $10 | |
| 9 | Qwen3.8 Max Alibaba | 1672 | $2 / $6 | |
| 10 | Muse Spark 1.3 Meta | 1659 | $1.25 / $4.25 | |
| 11 | Kimi K3 Moonshot | 1655 | $3 / $15 | Try |
| 12 | Muse Wonder Meta | 1651 | $4 / $20 | |
| 13 | Grok 4.7 SpaceXAI | 1640 | $2 / $6 | |
| 14 | MiMo V2.6 Flash Xiaomi | 1635 | $0.14 / $0.28 | |
| 15 | Qwen3.8 Flash Next Alibaba | 1633 | — | |
| 16 | Hunyuan Hy4 Preview Tencent | 1632 | $0.834 / $2.50 | |
| 17 | MiMo V2.6 Pro Xiaomi | 1625 | $0.435 / $0.87 | |
| 18 | Claude Fable 5 Anthropic | 1624 | $10 / $50 | |
| 19 | GLM-5.3 Z.ai | 1621 | $1.40 / $4.40 | Try |
| 20 | DeepSeek V4.1 Flash DeepSeek | 1619 | $0.3 / $1.20 | Try |
| 21 | Grok 4.6 SpaceXAI | 1617 | $2 / $6 | |
| 22 | GLM-5.3 Flash Z.ai | 1606 | $0.15 / $0.5 | Try |
| 23 | GLM-5.2 Z.ai | 1604 | $0.8 / $2.55 | |
| 24 | Qwen3.8 27B Alibaba | 1594 | $0.5 / $3 | |
| 25 | Gemini 3.7 Flash | 1590 | $0.75 / $3.75 | Try |
| 26 | Claude Haiku 5.5 Anthropic | 1585 | $0.1 / $0.5 | |
| 27 | Gemini 3.8 Flash | 1585 | $0.75 / $3.75 | Try |
| 28 | DeepSeek V4 Pro DeepSeek | 1582 | $0.66 / $1.98 | |
| 29 | GPT-6 Luna OpenAI | 1582 | $0.1 / $0.5 | |
| 30 | DeepSeek V4 Flash DeepSeek | 1582 | $0.13 / $0.26 | |
| 31 | Step 5 Preview StepFun | 1564 | $1 / $2.70 | |
| 32 | Claude Opus 4.8 Anthropic | 1556 | $5 / $25 | |
| 33 | Grok 4.5 SpaceXAI | 1553 | $2 / $6 | |
| — | Poolside Laguna XS 2.1 Poolside | — | $0.09 / $0.18 | Try |
How to choose
- Match model strength to task complexity.
- Verify critical logic with a second model.
- Check licensing before commercial use.
FAQ
What does the HuaLinYuan Index measure?
It combines pass rates on coding benchmarks, human preference votes, and expert audits into a single composite score. Higher numbers indicate more reliable, production-ready output.
Why are Anthropic and OpenAI models dominating the top?
Their recent releases show consistent gains in reasoning, context handling, and instruction following for software tasks, reflected in both automated tests and developer feedback.
Can I use these models directly from this page?
No. This leaderboard only ranks models. Click a model name to visit its provider's site for access, pricing, and API details.