anthropic

Anthropic: Claude Opus 4

Claude Opus 4 from Anthropic is a powerful AI that can process text, images, and files with a context length of up to 200,000 tokens, making it suitable for complex tasks. It supports both reasoning and the use of tools, enhancing its utility across various applications. Although it offers structured output capabilities, these are not detailed in the provided facts. This model stands out as a strong contender with a blended benchmark score of 70.8 across three independent evaluations. At a price point of $15.0 per million input tokens and $75.0 per million output tokens, Claude Opus 4 is well-suited for organizations willing to invest in robust AI solutions. Its comprehensive handling of multiple modalities and strong benchmark performance make it a solid choice for those prioritizing both flexibility and reliability.

Quality Score
80/100
price + capability + benchmarks
Input Price
$15.00
per 1M tokens
Output Price
$75.00
per 1M tokens
Context Window
200,000
tokens

Benchmark results

Independent, published benchmarks. Blended score 70.8 across 3 benchmarks, last refreshed 2026-07-21. How scoring works →

BenchmarkMeasuresScore
Aider Polyglot code editing across languages 72.0
AI Index broad capability composite 51.1
EQ-Bench emotional understanding in dialogue 68.2
Model ID
anthropic/claude-opus-4
Vendor
anthropic
Released
May 2025
Tokenizer
Claude
Input Modalities
image, text, file
Output Modalities
text
Max Output
32,000 tokens
Tool Calling
✓ supported
Structured Output
not supported
Reasoning Mode
✓ supported
Vision
✓ accepts images
Audio
no
Moderated
no

What it costs in practice

Computed from the current $15.00/M input and $75.00/M output rates. Run your own numbers →

JobTokensCost
Summarize a 50-page report 30k in / 1.5k out $0.56
Classify 1,000 customer emails 500k in / 50k out $11.25
A month of a busy support chatbot 5M in / 2M out $225.00

Similar models

Quick answers

How much does Anthropic: Claude Opus 4 cost?
$15.00 per million input tokens and $75.00 per million output tokens.
What is Anthropic: Claude Opus 4's context window?
200,000 tokens, roughly 300 pages of text in a single request.
Does Anthropic: Claude Opus 4 support tool calling?
It supports tool calling, a reasoning mode.
Can Anthropic: Claude Opus 4 process images?
Yes, it accepts image input.