Claude Opus 4.8
LatestAnthropic
•
Proprietary# 1
Released
May 28, 2026
Benchmarks
# 3
Code RankedAGI
89.4%
# 2
SWEBench Pro
69.2%
# 2
Terminal Bench 2.1
74.6%
# 2
Agentic RankedAGI
89.8%
# 1
OSWorld Verified
83.4%
# 4
Reason RankedAGI
83.8%
# 3
HLE
49.8%
# 4
HLE w/ Tools
57.9%
# 82
Math RankedAGI
63.2%
# 2
RAGI RankedAGI
75.1%
# 1
GDPval AA
1890
# 11
Finance Agent
53.9%
Pricing
# 41
Input Cost /M
$5
# 46
Output Cost /M
$25