Claude Sonnet 5 vs claude-fable-5

Per-platform pricing

Both models tracked across official and reseller platforms. Lowest input price wins on cost-sensitive workloads.

Frequently asked questions

Which is cheaper, Claude Sonnet 5 or claude-fable-5?

Claude Sonnet 5 is +400% cheaper than claude-fable-5 on input tokens ($2.00 vs $10.00 per 1M). On output, Claude Sonnet 5 also wins ($10.00 vs $50.00).

Where does this comparison data come from?

ModelPriceLab crawls official vendor pricing pages and verified third-party platforms daily. Both Claude Sonnet 5 and claude-fable-5 are tracked on the same schedule.

Can I get notified when either price changes?

Yes — Pro subscribers receive email alerts when input or output prices change for any tracked model.