Claude Opus 4.1: price, context, what it takes
Claude Opus 4.1 from Anthropic, as OpenRouter's public list names it: anthropic/claude-opus-4.1. Read 2026-11-06.
Prices are OpenRouter's, in US dollars. For most models that is the vendor's own list price; a vendor selling direct can differ.
- Input, per 1M tokens$15.00
- Output, per 1M tokens$75.00
- Cached input, per 1M tokens$1.50
- Context window200,000 tokens
- Longest answer32,000 tokens
- Takesimages, text, files
- Givestext
- Acceptsreasoning, tools
- Released2025-08-05
- In the list since2026-10-28
One price since 2026-10-28, read 1 times.
| Model | Input, 1M | Output, 1M | Context | Accepts |
|---|---|---|---|---|
| Claude Fable 5 | $10.00 | $50.00 | 1M | reasoning · JSON schema · tools |
| Claude Fable 5.1 | $10.00 | $50.00 | 1M | reasoning · JSON schema · tools |
| Claude Haiku 4.5 | $1.00 | $5.00 | 200K | reasoning · JSON schema · tools |
| Claude Haiku 5.5 | $0.100 | $0.500 | 1M | reasoning · JSON schema · tools |
| Claude Opus 4.5 | $5.00 | $25.00 | 200K | reasoning · JSON schema · tools |
| Claude Opus 4.6 | $5.00 | $25.00 | 1M | reasoning · JSON schema · tools |
| Claude Opus 4.7 | $5.00 | $25.00 | 1M | reasoning · JSON schema · tools |
| Claude Opus 4.8 | $5.00 | $25.00 | 1M | reasoning · JSON schema · tools |
| Claude Opus 5 | $5.00 | $25.00 | 1M | reasoning · JSON schema · tools |
| Claude Opus 5.5 | $4.00 | $20.00 | 1M | reasoning · JSON schema · tools |
| Claude Sonnet 4.5 | $3.00 | $15.00 | 1M | reasoning · JSON schema · tools |
| Claude Sonnet 4.6 | $3.00 | $15.00 | 1M | reasoning · JSON schema · tools |
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