Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic execution...
GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with support for...
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
xAI's default Grok for chat, coding, agentic tools, and lower hallucination risk
Fast Grok coding model tuned for agentic engineering and iterative edits
GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding,...
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation...
Claude workhorse for coding agents, careful analysis, and production cost control
GPT-5.3-Codex is OpenAI’s most advanced agentic coding model, combining the frontier software engineering performance of GPT-5.2-Codex with the broader reasoning and professional knowledge capabilities of GPT-5.2. It achieves state-of-the-art results...
GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost....
GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...
GPT-5-Nano is the smallest and fastest variant in the GPT-5 system, optimized for developer tools, rapid interactions, and ultra-low latency environments. While limited in reasoning depth compared to its larger...
Flagship Claude model for deep reasoning, coding, and long-horizon agents
Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with greater...
Gemini 2.5 Pro is Google’s state-of-the-art AI model designed for advanced reasoning, coding, mathematics, and scientific tasks. It employs “thinking” capabilities, enabling it to reason through responses with enhanced accuracy...
Balanced Claude model for coding, analysis, agent workflows, and cost control
GPT-4.1 is a flagship large language model optimized for advanced instruction following, real-world software engineering, and long-context reasoning. It supports a 1 million token context window and outperforms GPT-4o and...
| Model | Creator | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|
| Claude Opus 4.8anthropic/claude-opus-4-8 | 1M | $5 | $25 | 2026-05-28 | |||
| Google: Gemini 3.5 Flashgoogle/gemini-3.5-flash | 1.04858M | $1.5 | $9 | 2026-05-19 | |||
| OpenAI: GPT-5.5 Proopenai/gpt-5.5-pro | 1.05M | $30 | $180 | 2026-04-23 | |||
| OpenAI: GPT-5.5openai/gpt-5.5 | 1.05M | $5 | $30 | 2026-04-23 | |||
| Grok 4.3xai/grok-4.3 | 1M | $1.25 | $2.5 | 2026-04-17 | |||
| Grok Build 0.1xai/grok-build-0.1 | 256K | $1 | $2 | 2026-04-16 | |||
| OpenAI: GPT-5.4 Nanoopenai/gpt-5.4-nano | 400K | $0.2 | $1.25 | 2026-03-17 | |||
| OpenAI: GPT-5.4 Miniopenai/gpt-5.4-mini | 400K | $0.75 | $4.5 | 2026-03-17 | |||
| Google: Gemini 3.1 Pro Previewgoogle/gemini-3.1-pro-preview | 1.04858M | $2 | $12 | 2026-02-19 | |||
| Claude Sonnet 4.6anthropic/claude-sonnet-4-6 | 1M | $3 | $15 | 2026-02-17 | |||
| OpenAI: GPT-5.3-Codexopenai/gpt-5.3-codex | 400K | $1.75 | $14 | 2026-02-05 | |||
| OpenAI: GPT-5 Miniopenai/gpt-5-mini | 400K | $0.25 | $2 | 2025-08-07 | |||
| OpenAI: GPT-5openai/gpt-5 | 400K | $1.25 | $10 | 2025-08-07 | |||
| OpenAI: GPT-5 Nanoopenai/gpt-5-nano | 400K | $0.05 | $0.4 | 2025-08-07 | |||
| Claude Opus 4.1anthropic/claude-opus-4-1-20250805 | 200K | $15 | $75 | 2025-08-05 | |||
| Google: Gemini 2.5 Flashgoogle/gemini-2.5-flash | 1.04858M | $0.3 | $2.5 | 2025-06-17 | |||
| Google: Gemini 2.5 Progoogle/gemini-2.5-pro | 1.04858M | $1.25 | $10 | 2025-06-17 | |||
| Claude Sonnet 4anthropic/claude-sonnet-4-20250514 | 200K | $3 | $15 | 2025-05-22 | |||
| OpenAI: GPT-4.1openai/gpt-4.1 | 1.04758M | $2 | $8 | 2025-04-14 |