Claude Sonnet 4.5 pricing observed change: $3/1M in, $15/1M out, $0.3/1M cached, 200,000 ctx → $3/1M in, $15/1M out, $3.75/1M cached.
The change
What changed
Before: $3/1M in, $15/1M out, $0.3/1M cached, 200,000 ctx
↓
After: $3/1M in, $15/1M out, $3.75/1M cached
Evidence
Verbatim from source
"Claude Sonnet 4.5 $3 / MTok $15 / MTok"
Trust signals
How we verified this
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Pricing verification
Verification method
🕐
9d ago
Last reconciled
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Primary citation
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