Anthropic: Claude Opus 5.5 API pricing
Anthropic: Claude Opus 5.5 by OpenRouter costs $4.00 per 1M input tokens and $20.00 per 1M output tokens (1M in + 1M out = $24.00).
- API model id
anthropic/claude-opus-5.5- Input / 1M
- $4.00
- Output / 1M
- $20.00
- Cached input / 1M
- $0.20
- Context window
- 1M
- Notes
- Price from OpenRouter models API (pass-through of the routed upstream provider; may vary by upstream).
- Source
- https://openrouter.ai/api/v1/models
- Provider type
- Aggregator (HQ: US)
- Regions
- unknown
- EU data residency
- unknown — Routes to upstream providers; location depends on the upstream provider.
- Last verified
- 2026-10-15
Cost estimate
| Provider | Model | Cost |
|---|---|---|
| OpenRouter | Anthropic: Claude Opus 5.5 | $9.00 |
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.
Other OpenRouter models
- OpenAI: GPT-6.1 Sol: $2.00 / $10.00
- OpenAI: GPT-6 Sol: $2.00 / $10.00
- OpenAI: GPT-6 Luna: $0.10 / $0.50
- OpenAI: GPT-6 Astra: $10.00 / $50.00
- OpenAI: GPT-5.6 Sol: $4.00 / $20.00
- OpenAI: GPT-5.6 Terra: $2.00 / $12.00
- OpenAI: GPT-5.6 Luna: $0.20 / $1.20
- Anthropic: Claude Sonnet 5.5: $2.00 / $10.00