Claude Opus 4.1
LatestAnthropic
•
Proprietary# 5
Released
Aug 5, 2025
# 1
Knowledge Cutoff
Mar 25
# 8
Context Length
200K
Benchmarks
# 8
Code RankedAGI
74.5%
# 3
SWEBench Verified
74.5%
# 1
Svelte Bench
88.9%
# 17
GPQA Diamond
80.9%
# 31
AIME 2025 I & II
78.0%
# 8
MMMU
77.1%
Pricing
# 33
Input Cost /M
$15
# 37
Output Cost /M
$75
# 18
Cached Cost /M
$1.5