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Anthropic
Claude Opus 4.1 frontier
anthropic/claude-opus-4-1
Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves 74.5% on SWE-bench Verified and shows notable gains...
Input / 1M
$15.00
USD per million tokens
Output / 1M
$75.00
USD per million tokens
Est. cost / token
$0.00003
$30.00 per 1M, 3:1 mix
Context window
200K
max output 32K
Major features
VisionCachingReasoningTools
Task suitability (heuristic 1–5, not a benchmark)
- coding5
- reasoning5
- math5
- summarization5
- extraction5
- classification5
- chat5
- creative5
- translation5
- vision5
- long context3
- agentic5
Price history
| Recorded | Input | Output | Cached | Source |
|---|---|---|---|---|
| 2026-11-05 03:20 | $15.00 | $75.00 | $1.50 | openrouter |
A row is added whenever a sync detects a price change. Vendor pricing source
Pricing (USD per 1M tokens)
- Input
- $15.00
- Output
- $75.00
- Cached input
- $1.50
- Blended (3:1)
- $30.00
Details
- Company
- Anthropic
- Version
- 4.1
- Family
- Claude
- Released
- 2025-08-05
- Parameters
- Undisclosed
- Max output
- 32K
- Open weights
- No
- Inputs
- file, image, text
- Last synced
- 25 min ago