{a11yModels.length} models ranked for accessibility. Vision models are essential for alt text and image descriptions. Scored with heavy vision bonuses plus streaming, JSON mode, and affordability.
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.4 ProOpenAI | 94 |
| 2 | GPT-5.4OpenAI | 94 |
| 3 | GPT-5.4 MiniOpenAI | 93 |
| 4 | GPT-5.2 ProOpenAI | 93 |
| 5 | GPT-5.2OpenAI | 93 |
| 6 | Claude Opus 4.6Anthropic | 92 |
| 7 | GPT-5 ProOpenAI | 92 |
| 8 | o3 Deep ResearchOpenAI | 92 |
| 9 | Claude Opus 4.5Anthropic | 90 |
| 10 | GPT-5OpenAI | 90 |
| 11 | Gemini 3 Flash PreviewGoogle | 89 |
| 12 | Claude Sonnet 4.6Anthropic | 89 |
| 13 | Claude Sonnet 4.5Anthropic | 89 |
| 14 | Grok 4.1 FastxAI | 87 |
| 15 | o3 ProOpenAI | 88 |
| 16 | Qwen3.5-9BAlibaba | 85 |
| 17 | Seed-2.0-MiniByteDance | 85 |
| 18 | Seed 1.6 FlashByteDance | 85 |
| 19 | Grok 4.20 BetaxAI | 86 |
| 20 | Grok 4xAI | 86 |
| 21 | Gemini 2.5 Flash Lite Preview 09-2025Google | 84 |
| 22 | Gemini 3.1 Pro PreviewGoogle | 86 |
| 23 | o3OpenAI | 86 |
| 24 | GPT-5.1OpenAI | 85 |
| 25 | Grok 4 FastxAI | 83 |
| 26 | MiMo-V2-OmniXiaomi | 85 |
| 27 | GPT-5.4 NanoOpenAI | 85 |
| 28 | Seed-2.0-LiteByteDance | 85 |
| 29 | GPT-5.3 ChatOpenAI | 85 |
| 30 | Gemini 3.1 Pro Preview Custom ToolsGoogle | 85 |
Vision models analyze images and generate descriptive alt text for screen readers. Automate WCAG compliance across entire websites with structured, consistent image descriptions.
Rewrite complex content into plain language for cognitive accessibility. Models adjust reading level, simplify sentence structure, and add explanations for technical terms.
Transform PDFs and images into accessible formats with proper heading structure, reading order, and semantic markup. JSON mode outputs structured data for assistive technology.
Function calling enables AI to integrate with screen readers, voice assistants, and adaptive interfaces. Build accessible chatbots that understand diverse input methods.
Based on our composite scoring updated hourly, the top-ranked models are shown at the top of this page. Rankings consider benchmarks, pricing, capabilities, and community adoption.
Yes, several models listed on this page offer free tiers or are fully open-source. Look for models marked as Free in the pricing column above.
We use a composite scoring system combining benchmark performance, capability matching, pricing, context window size, and community adoption. Scores are updated hourly.
Rankings refresh every hour using real-time data from benchmarks, API testing, and community metrics. The data shown always reflects the most current performance.