Claude Opus 4.6

Anthropic

Most intelligent Claude model. Extended thinking with adaptive reasoning. Excels at complex analysis, nuanced content generation, advanced coding, and agentic tasks.

Text Generation API Claude Family v4.6

Documentation Back to Models

Parameters

-

params

Context Window

1.0M

tokens

Max Output

128K

tokens

Input Price

$5

per 1M tokens

Output Price

$25

per 1M tokens

Claude Family 13 models

The full Claude line by generation — pricing and capabilities vary across the family.

4.7

Opus 4.7 Latest

Complex reasoning, advanced coding, research, agentic workflows

4.6

General-purpose, coding, analysis, content generation

Opus 4.6 Current

Complex reasoning, advanced coding, research, agentic workflows

$5 / $25

in / out · 1M

Feb 2026

4.5

Best for coding, agents, computer use

Fast, affordable frontier performance

Best coding model, complex agents

4

Agentic tasks, 74.5% SWE-bench

Advanced reasoning, hybrid thinking modes

Balanced intelligence and speed

3.5

Coding, analysis, writing, vision

3.5 Sonnet (Bedrock)

Enterprise AWS integration

3

Fast responses, simple tasks

Complex analysis, research

Capabilities

👁️

Vision

⚡

Function Calling

📋

JSON Mode

🌊

Streaming

💬

System Prompt

🖥️

Code Execution

🔍

Web Search

🔌

MCP Support

Extended Pricing

Input

$5/1M

Output

$25/1M

Cache Read

$0.5/1M

Cache Write

$6.25/1M

Details

Release Date: February 5, 2026
Knowledge Cutoff: May 1, 2025
Source: API
API Key Required: Yes
License: Proprietary
Model ID: claude-opus-4-6

Last updated: May 27, 2026