Best LLM for UI components (2026)
Which model generates usable interface components?
Rebuilt from live model data · August 3, 2026
How we ranked
Ranked by Design Arena position in the "uicomponent" category — head-to-head win rates across scored models, reported through the OpenRouter model API.
Top 3 for ui components
- 1
Kimi K3
Win rate: 68% $3.00 in / $15.00 out per 1M 1.0M context 6 providersKimi K3 is a 2.8T parameter open-weight multimodal reasoning model from Moonshot AI. It is suited for complex coding, knowledge work, and long-horizon agentic workflows, and is particularly strong at...
Open weights Vision Tool calling Reasoning Released Jul 16, 2026 - 2
Claude Opus 5
Win rate: 65.5% $5.00 in / $25.00 out per 1M 1M context 5 providersClaude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...
Vision Tool calling Reasoning Released Jul 24, 2026 - 3
Claude Fable 5
Win rate: 62.3% $10.00 in / $50.00 out per 1M 1M context 4 providersClaude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...
Vision Tool calling Reasoning Released Jun 9, 2026
Full ranking
| # | Model | Win rate | Output / 1M | Context | Providers | Weights |
|---|---|---|---|---|---|---|
| 1 | Kimi K3 | 68% | $15.00 | 1.0M | 6 | Open |
| 2 | Claude Opus 5 | 65.5% | $25.00 | 1M | 5 | Closed |
| 3 | Claude Fable 5 | 62.3% | $50.00 | 1M | 4 | Closed |
| 4 | Claude Opus 4.7 | 62.2% | $25.00 | 1M | 4 | Closed |
| 5 | GLM 5.2 | 59.8% | $2.33 | 1.0M | 29 | Open |
| 6 | Claude Opus 4.6 | 62.9% | $25.00 | 1M | 4 | Closed |
| 7 | Grok 4.5 | 55.7% | $6.00 | 500K | 1 | Closed |
| 8 | Claude Sonnet 5 | 56.5% | $10.00 | 1M | 4 | Closed |
| 9 | Gemini 3.6 Flash | 55.7% | $7.50 | 1.0M | 2 | Closed |
| 10 | Qwen3.7 Max | 58.3% | $4.42 | 1M | 1 | Closed |
| 11 | GLM 5.1 | 59.6% | $2.99 | 205K | 19 | Open |
| 12 | Muse Spark 1.1 | 54.5% | $4.25 | 1.0M | 1 | Closed |
FAQ
Which model generates usable interface components?
Kimi K3 leads for UI components with win rate 68%, at $15.00 per 1M output tokens. Claude Opus 5 (65.5%) and Claude Fable 5 (62.3%) follow. Ranked by Design Arena position in the "uicomponent" category — head-to-head win rates across scored models, reported through the OpenRouter model API.
How is this ranking produced?
Ranked by Design Arena position in the "uicomponent" category — head-to-head win rates across scored models, reported through the OpenRouter model API. The list rebuilds from the live model catalogue on every deploy, so a model that launches or changes price appears here without an editor rewriting the page. Last rebuild: August 3, 2026.
What does the top pick cost to run?
Kimi K3 costs about $7.50 for a workload of 1M input + 300K output tokens, based on the cheapest of 6 provider(s).