BREAKING
3 rival AI models run inside Codex
Three models, one workflow
Fable 5
Anthropic
●
Strong planner
●
Code reviewer
Kimi K3
Moonshot
●
Front-end work
●
1M token context
Grok 4.5
xAI
●
Search-heavy
●
Knowledge tasks
One setup routes each task
1
Fable 5 plans
↓
2
Review at scale
↓
3
Kimi or Grok executes
Fable 5 leads the benchmarks
SWE Bench Pro F5
80.4
SWE Bench Pro G4.5
64.7
DeepSWE F5
70
DeepSWE G4.5
53
0
$
Grok Build task
0
$
Claude Code task
Vendor-agnostic agents rise
AI NEWS BLITZ
An open-source setup called opencodex routes three frontier models inside OpenAI's Codex.