Anthropic: Claude Opus 4.5
Analysis Summary
Anthropic Claude Opus 4.5 is a premium multimodal model designed for demanding reasoning, coding, and client-facing work. It supports text, image, and file input, a 200,000-token context window, tool use, and function calling. The measured intelligence places it in the very strong tier, while the feature set supports both deep analysis and practical workflow integration.
It fits complex software engineering, long-document review, strategic content, editorial refinement, and agents that need careful multi-step execution. Vision and file support allow teams to consolidate document and visual review tasks. Its main limitation is cost, and the supplied data does not provide detailed coding or agentic indices for this specific version, so workflow validation remains important.
Adopt it for high-value tasks where accuracy and nuance justify premium output pricing. Pair it with a cheaper model for routine generation and classification.
Assessed August 9, 2026
Editorial notes
Claude Opus 4.5 delivers strong reasoning with vision, file handling, tool use, function calling, and a 200K context window. It is suited to high-stakes content, coding, and agentic work, with premium pricing best reserved for tasks where quality matters most.
Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?
DFO Verdict
Claude Opus 4.5 delivers strong reasoning with vision, file handling, tool use, function calling, and a 200K context window. It is suited to high-stakes content, coding, and agentic work, with premium pricing best reserved for tasks where quality matters most.
How Anthropic: Claude Opus 4.5 compares
Anthropic: Claude Opus 4.5 ranks #52 of 427 AI models we track for overall intelligence. Its 200K-token context window is larger than 56% of the models we list. At $5.00 per million input tokens it is cheaper than 7% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Strongest on content. The pulled-in technical corner is the trade-off, and if the shape matters more than the price, this is your model.
Compare shapes side-by-side →Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $5.00 | $0.005000 |
| Output | $25.00 | $0.025000 |
What would Anthropic: Claude Opus 4.5 cost your business?
Pick the job that looks most like yours, then fine-tune with the sliders. Estimates update live.
A website chatbot handling around 100 customer conversations a day, a few short messages each.
Full calculator with 714 models → Price Calculator
These numbers get smaller with the right architecture.
We route routine calls to cheap models and save Anthropic: Claude Opus 4.5 for the hard ones. Most clients cut their estimate by 60-80%.
Talk to our teamAbout Anthropic: Claude Opus 4.5
Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and..
Frequently asked questions about Anthropic: Claude Opus 4.5
How much does Anthropic: Claude Opus 4.5 cost?
Anthropic: Claude Opus 4.5 costs $5.00 per million input tokens and $25.00 per million output tokens.
What is the context window of Anthropic: Claude Opus 4.5?
Anthropic: Claude Opus 4.5 has a context window of 200,000 tokens (200K).
What can Anthropic: Claude Opus 4.5 do?
Anthropic: Claude Opus 4.5 supports image/vision input, tool use, and function calling.
Who created Anthropic: Claude Opus 4.5?
Anthropic: Claude Opus 4.5 is developed by Anthropic and was released on November 24, 2025.