About
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...
Related Models
Anthropic: Claude Fable 52026-06-09Anthropic: Claude Opus 4.82026-05-27Anthropic: Claude Opus 4.8 (Fast)2026-05-27Anthropic: Claude Opus 4.7 (Fast)2026-05-12Anthropic: Claude Opus 4.72026-04-16Claude Opus 4.7 (Non-reasoning, High Effort)2026-04-16Anthropic: Claude Opus 4.6 (Fast)2026-04-07Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)2026-02-17
Pricing
Input
$15.00
per 1M tokens
Output
$75.00
per 1M tokens
Blended
$30.00
per 1M tokens
Cheaper than 2% of models. Median price is $0.54/1M tokens.
Cost Calculator
Tokens per day1M
100K100M
Daily
$30.00
Monthly
$900.00
vs. Similar Models
Claude 4.1 Opus (Reasoning)
$30.000%
Claude 4 Opus (Reasoning)
$30.000%
Claude 4.1 Opus (Non-reasoning)
$30.000%
Claude 4 Opus (Non-reasoning)
$30.000%
Performance
Context Window
200K
tokens
Larger than 50% of models
Max Output
32K
tokens
16% of context
Context Window Comparison
Anthropic: Claude Opus 4.5
200KSame
OpenAI: o3 Pro
200KSame
OpenAI: o3
200KSame