Decision Memo
Use this page to turn a shortlist into an explicit recommendation, known tradeoffs, and an ongoing monitoring plan.
Recommended choice
Claude Fable 5
Anthropic
97
#1 in coding
Why this wins now
Claude Fable 5 is the strongest recommendation in the current memo set because it leads on composite score while staying inside the same decision context as the other finalists. It should be the default unless cost, latency, or deployment constraints outweigh pure ranking strength.
Runner-up
Claude Fable 5 (batch) is the clearest challenger if you need a different price/performance profile or want to hedge against winner-specific risk.
Candidate Summary
Claude Fable 5
Anthropic
Decision signal
Claude Fable 5 (batch)
Anthropic
Decision signal
Claude Opus 5 (Fast)
Anthropic
Decision signal
Supports reasoning, vision, tools, JSON mode, web search, streaming
Decision Risks
Monitoring Plan
Add the winner and runner-up to your watchlist.
Check the rank-change and price surfaces weekly.
Revisit the memo after major releases or benchmark shifts.
Use status and reliability pages for operational risk checks.