Compare AI ModelsSide by Side
Compare AI models side by side — Claude, GPT-4o, Gemini, and more. Real benchmarks, live pricing, and honest pros & cons so you pick the right model, not the most hyped one.
Benchmark Comparisons
MMLU, HumanEval, MATH and more — see how every model stacks up on standardized tests.
Transparent Pricing
Up-to-date API pricing per million tokens so you can estimate costs before committing.
Capability Matrix
Context window, multimodal support, max output — every spec in one place.
Use-Case Guides
Not sure which AI to pick? Our guides match you to the right model for your specific needs.
All AI Models
Click any column header to sort. Click a model name for full details.
| Model | Tier | Context | Input / 1M | Output / 1M | MMLU | Multimodal | Link |
|---|---|---|---|---|---|---|---|
OpenAI o1 OpenAI | frontier | 200K | $15.00 | $60.00 | 92.3 | Yes | Try |
Claude Opus 4.7 Anthropic | frontier | 200K | $15.00 | $75.00 | 91.8 | Yes | Try |
Grok 4 xAI | frontier | 256K | $3.00 | $15.00 | 91 | Yes | Try |
DeepSeek R1 DeepSeek | frontier | 128K | $0.550 | $2.19 | 90.8 | No | Try |
Gemini 2.5 Pro Google | frontier | 1.0M | $1.25 | $10.00 | 90 | Yes | Try |
Claude Sonnet 4.6 Anthropic | frontier | 200K | $3.00 | $15.00 | 88.7 | Yes | Try |
GPT-4o OpenAI | frontier | 128K | $2.50 | $10.00 | 88.7 | Yes | Try |
DeepSeek V4 Pro DeepSeek | frontier | 128K | $0.435 | $0.870 | 88.5 | No | Try |
Llama 4 Maverick Meta | frontier | 1.0M | $0.150 | $0.600 | 87 | Yes | Try |
Perplexity Pro Perplexity | frontier | 127K | $3.00 | $15.00 | 87 | Yes | Try |
Mistral Large 2 Mistral | frontier | 128K | $2.00 | $6.00 | 84 | No | Try |
GPT-4o mini OpenAI | budget | 128K | $0.150 | $0.600 | 82 | Yes | Try |
Gemini 2.5 Flash Google | budget | 1.0M | $0.300 | $2.50 | 82 | Yes | Try |
Gemini 2.0 Flash Google | budget | 1.0M | $0.100 | $0.400 | 76 | Yes | Try |
Claude Haiku 4.5 Anthropic | budget | 200K | $0.800 | $4.00 | 73.8 | Yes | Try |
Top Frontier Models
View all models →Claude Sonnet 4.6
Anthropic's latest and most capable model, excelling at complex reasoning, coding, and nuanced instruction following.
GPT-4o
OpenAI's flagship omnimodal model with strong performance across text, vision, and audio tasks.
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Best AI For Your Use Case
We test each model on real tasks and pick a clear winner.
Frequently Asked Questions
Which AI model is the best in 2026?
Claude Sonnet 4.6 and GPT-4o are the top frontier models in 2026. Claude Sonnet 4.6 leads on coding and long-context tasks with a 200K token context window, while GPT-4o excels at multimodal tasks and has the broadest ecosystem integrations.
What is the cheapest AI model available via API?
Gemini 2.0 Flash is the most cost-effective option at $0.10 per million input tokens, followed by GPT-4o mini at $0.15 per million tokens. Both offer strong performance for high-volume tasks.
Which AI has the largest context window?
Gemini 2.5 Pro and Gemini 2.5 Flash both offer a 1 million token context window, allowing them to process entire books or large codebases in a single prompt. Claude Sonnet 4.6 comes next with 200K tokens.
Is Claude better than GPT-4o?
It depends on the task. Claude Sonnet 4.6 outperforms GPT-4o on coding (93.7% vs 90.2% HumanEval) and has a much larger context window. GPT-4o has an edge on multimodal tasks and ecosystem integrations. Both score similarly on MMLU at 88.7%.
Why Use TheBestAIModel.com?
Picking an AI model used to be simple. Now there are fifteen serious options across five providers, pricing shifts every few months, and every company publishes benchmark numbers that conveniently make their model look best. We built this site because we got tired of doing that research ourselves every time something new launched.
We track the frontier models — Claude Sonnet 4.6, GPT-4o, Gemini 2.5 Pro, DeepSeek V4 Pro, Llama 4 Maverick, and more — on the numbers that actually predict performance: HumanEval coding accuracy, MMLU reasoning, MATH benchmarks, context window size, and API pricing per million tokens. Every data point links back to official model cards or provider documentation. When the numbers change, we update them.
If you know which category you need — coding, writing, research, legal work — the use-case guides give you a clear recommendation and the reasoning behind it. If you're choosing between two specific models, the head-to-head comparisons break down who wins where and what the real trade-offs are.
We're not paid by any AI provider to rank their models higher. Some links are affiliate links (see our disclosure), but they don't influence the data or recommendations. The goal is simple: you make a better decision faster.