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Claude Sonnet 4.5

anthropic · claude-sonnet-4-5 · older generation

Current price

Input / MTok
$3
Output / MTok
$15
Cache read / MTok
$0.3
Cache write / MTok
$3.75

Effective 2026-08-01. Source: https://raw.githubusercontent.com/BerriAI/litellm/main/model_prices_and_context_window.json. Retrieved 2026-09-15.

Full price history

EffectiveInput $/MTokOutput $/MTokCache read $/MTokCache write $/MTokSource
2026-08-01$3$15$0.3$3.75source