Claude Opus 4.1

Overview

Claude Opus 4.1 is a hybrid reasoning model that pushes the frontier for coding and AI agents, featuring a 200K context window. It delivers superior performance and precision for real-world coding and agentic tasks, handling complex multi-step problems with rigor and attention to detail. With extended thinking capabilities, it offers instant responses or extended step-by-step thinking visible through user-friendly summaries. It advances state-of-the-art coding performance to 74.5% on SWE-bench Verified, excels at agentic search and research, and produces human-quality content with exceptional writing abilities. It supports 32K output tokens and adapts to specific coding styles while delivering exceptional quality for extensive generation and refactoring projects.

Claude Opus 4.1 was released on August 5, 2025. API access is available through Anthropic, Bedrock, Google.

Benchmarks

Claude Opus 4.1 Performance Across Datasets

Scores sourced from the model's scorecard, paper, or official blog posts

llm-stats.com - Fri Jan 02 2026

Pricing

Pricing, performance, and capabilities for Claude Opus 4.1 across different providers:

Provider	Input ($/M)	Output ($/M)	Max Input	Max Output	Latency (s)	Throughput	Quantization	Input	Output
Anthropic	$15.00	$75.00	200.0K	32.0K	0.5	100.0 c/s	—	Text Image Audio Video	Text Image Audio Video
Bedrock	$15.00	$75.00	200.0K	32.0K	0.5	120.0 c/s	—	Text Image Audio Video	Text Image Audio Video
Google	$15.00	$75.00	200.0K	32.0K	0.4	42.0 c/s	—	Text Image Audio Video	Text Image Audio Video

Price Comparison for Claude Opus 4.1

Price per 1M input tokens (USD), lower is better

llm-stats.com - Fri Jan 02 2026

Throughput Comparison for Claude Opus 4.1

Tokens per second, higher is better

llm-stats.com - Fri Jan 02 2026

Latency Comparison for Claude Opus 4.1

Time to first token (s), lower is better

llm-stats.com - Fri Jan 02 2026

API Access