BREAKING
Claude Sonnet 5 debuts at No. 6
0
%
Net Improvement #6
0
%
Confirmed Success #2
0
%
Tool Hallucination
Top of the leaderboard
Fable 5 High
14.07
Opus 4.8
9.9
Sonnet 5
7.38
0
$
per M input tokens
0
$
per M output tokens
0
M
token context
Strong execution, mixed reviews
Praised for
pros
●
Multi-step software engineering
●
Verifies its own output
●
Cheap everyday use
Concerns
cons
●
Can cost more at high effort
●
New tokenizer raises usage
●
Weaker instruction adherence
Ranking may still shift
AI NEWS BLITZ
Anthropic's new Claude Sonnet 5 has entered the Agent Arena leaderboard at number six.