Fable 5 is the best model today, but for everyday spreadsheet task, you won't see a huge difference
You'll get much more gain with the right harness & environment
Codex Mog is dramatically better than Codex's default spreadsheet skill, and almost as good as the best agents
Mog v0.9 is published!
Mog is the best spreadsheet for agents, and available wherever your agents are
Use it in Codex, Claude Code, etc. Just tell them to use npm mog-sdk/sdk, that's all
Use it with Shortcut agents, Cloudfare workers, etc
Edit xlsx in VSCode, Cursor, etc