Claude Sonnet 5.5 API pricing variable pricing
Claude Sonnet 5.5 by Google Vertex AI costs $2.00 per 1M input tokens and $10.00 per 1M output tokens (1M in + 1M out = $12.00).
- API model id
Claude Sonnet 5.5- Input / 1M
- $2.00
- Output / 1M
- $10.00
- Cached input / 1M
- $0.10
- Context window
- —
- Notes
- Global endpoint price.
- Source
- https://cloud.google.com/vertex-ai/generative-ai/pricing
- Provider type
- Cloud (HQ: US)
- Regions
- Global, Regional
- EU data residency
- unknown — Global and non-global (regional) endpoints are offered (~10% uplift for regional); which EU regions host which model is not listed on the pricing page.
- Last verified
- 2026-10-15
Variable pricing
The effective price of this model depends on the request. Figures above are the base (short-context / peak) tier.
- Depends on region: Global price shown; regional $2.20/$11.
Cost estimate
| Provider | Model | Cost |
|---|---|---|
| Google Vertex AI | Claude Sonnet 5.5 | $4.50 |
Uses standard list prices (no caching, batch or off-peak discounts). € and CHF rows are priced in that currency by the provider and not converted, so compare them with care.
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