Anthropic: Claude Opus 4
Anthropic
Claude Opus 4 is benchmarked as the world’s best coding model, at time of release, bringing sustained performance on complex, long-running tasks and agent workflows. It sets new benchmarks in...
Try Anthropic: Claude Opus 4 Now
Start chatting with Anthropic: Claude Opus 4 for free. No credit card required.
Open Chat →Model Specifications
What Anthropic: Claude Opus 4 Excels At
- analysis
- vision
- multimodal
- function calling
- reasoning
Pricing & Access
Anthropic: Claude Opus 4 is available on JustSimpleChat with flexible pricing.
API Pricing:
- Input: $15 per million tokens
- Output: $75 per million tokens
Frequently Asked Questions
What is Anthropic: Claude Opus 4?▼
Anthropic: Claude Opus 4 is Claude Opus 4 is benchmarked as the world’s best coding model, at time of release, bringing sustained performance on complex, long-running tasks and agent workflows. It sets new benchmarks in... It's developed by Anthropic and offers 200,000 tokens of context with deep response times. Available now on JustSimpleChat.
How much does Anthropic: Claude Opus 4 cost?▼
Anthropic: Claude Opus 4 costs $15 per million input tokens and $75 per million output tokens. You can use it on JustSimpleChat with flexible pricing options. Check our pricing page for current rates.
What's the context window of Anthropic: Claude Opus 4?▼
Anthropic: Claude Opus 4 supports 200,000 input tokens and 32,000 output tokens. This large context window makes it ideal for analyzing long documents, codebases, and extensive conversations.
How fast is Anthropic: Claude Opus 4?▼
Anthropic: Claude Opus 4 is classified as deep speed. This means it's thorough, taking more time to provide deeply reasoned and comprehensive answers. Perfect for complex reasoning, detailed analysis, and tasks requiring careful consideration.
What are the best use cases for Anthropic: Claude Opus 4?▼
Anthropic: Claude Opus 4 excels at data analysis and research, analyzing images and visual content, working with text, images, and other media, integrating with external tools and APIs. It offers reliable performance for everyday AI tasks.
Can Anthropic: Claude Opus 4 help with coding tasks?▼
Anthropic: Claude Opus 4 can assist with coding-related questions and provide guidance on programming concepts. For advanced code generation and execution, consider models with dedicated coding capabilities available on JustSimpleChat.
Can I use Anthropic: Claude Opus 4 for free?▼
JustSimpleChat has a free plan with a daily message allowance; Anthropic: Claude Opus 4 itself unlocks on a paid plan. Sign up free to start, and upgrade only if you need more.
How do I access Anthropic: Claude Opus 4 on JustSimpleChat?▼
Getting started with Anthropic: Claude Opus 4 is easy: 1) Sign up or log in to JustSimpleChat, 2) Open the chat interface, 3) Select Anthropic: Claude Opus 4 from the model picker, and 4) Start chatting! No complex setup required - just choose and use.
What capabilities does Anthropic: Claude Opus 4 have?▼
Anthropic: Claude Opus 4 supports analysis, vision, multimodal, function calling, reasoning. This makes it a versatile choice for a wide range of AI-powered tasks and applications.
How does Anthropic: Claude Opus 4 compare to other AI models?▼
Anthropic: Claude Opus 4 is part of Anthropic's model lineup. On JustSimpleChat, you can compare it side by side with hundreds of other models from providers like OpenAI, Google and Anthropic to find the best fit for your needs.
Related AI Models
Claude Opus 5
Anthropic
Anthropic's frontier Opus-class model for long-running agents and the hardest coding and analysis work, with adaptive thinking and a million-token context.
GPT-5.6 Sol
OpenAI
Flagship model in OpenAI's GPT-5.6 series for complex reasoning, coding, and agentic workflows, with a 1M-token context.
GPT-5.6 Sol Pro
OpenAI
GPT-5.6 Sol served in high-effort pro reasoning mode for the hardest problems, deep coding, and long-running agentic work.
Claude Sonnet 5
Anthropic
Anthropic's most capable Sonnet-class model, with frontier coding, agents, and professional work, adaptive thinking, and a million-token context.
Claude Fable 5
Anthropic
Mythos-class Anthropic model built for autonomous knowledge work and coding, with text, image, and file inputs and a million-token context.
Compare Anthropic: Claude Opus 4
See how Anthropic: Claude Opus 4 stacks up against other popular AI models.
Ready to try Anthropic: Claude Opus 4?
Join thousands of users already using Anthropic: Claude Opus 4 on JustSimpleChat
Start Free Trial