- Home
- All models
- Claude Opus 4.5
Claude Opus 4.5: price, performance and context
Proprietary Claude Opus 4.5 by Anthropic costs $5.00 per 1M input and $25.00 per 1M output tokens, handles up to 200K tokens in one request (≈ 600 pages of text) and scores 29.1 points on the AgentKernel performance index, rank 51 of 212.
Privacy: zero data retention with 2 providers, including in the EU. Availability over the last 24 h: 100%.
Updated Oct 09, 2026, 16:46 UTC · anthropic/claude-opus-4.5
Open in the interactive comparison
Key facts
- Licence
- Proprietary: no public weights, only through a provider API
- Input / 1M tokens
- $5.00
- Output / 1M tokens
- $25.00
- Context window
- 200K tokens
- Max. output
- 64K tokens
- Performance index
- 29.1 points · rank 51 of 212
- Coding index
- n/a
- Agentic index
- n/a
- Cost at your usage
- $11.25 / month
- Knowledge cutoff
- n/a
- In the catalog since
- Nov 24, 2025
- Capabilities
- Reasoning, Vision, Tool Calling, Files
What do you get for $10.00?
Rules of thumb from the cost calculator, base rates without caching or taxes.
| Task | Cost per task | For $10.00 |
|---|
| Chat repliesA question with a short history, a detailed answer | $0.014 | 710 |
| Email draftsBullet points in, a finished email out | $0.011 | 890 |
| Document summariesRead 10 pages, write a one-page summary | $0.029 | 340 |
| Code reviewsReview and comment on 500 lines of code | $0.053 | 190 |
| Book analysesAnalyse a 300-page book in one go | $0.55 | 18 |
Cheaper with similar performance
Stronger models
Open alternatives
AGENTKERNEL