Claude Opus 4.5 pricing
Source: litellm · updated 2026-10-28
Short answer: Claude Opus 4.5 costs $5.00 per million input tokens and $25.00 per million output tokens. That is a 3:1 blended rate of $10.00 per million tokens, ranking it #672 of 713 tracked models by input price.
Input / 1M
$5.00
Output / 1M
$25.00
Output ÷ input
5.00×
Context window
200,000
Price breakdown
| Metric | USD |
|---|---|
| Input, per 1M tokens | $5.00 |
| Output, per 1M tokens | $25.00 |
| Output ÷ input multiple | 5.00× |
| 3:1 blended, per 1M tokens | $10.00 |
| Context window | 200,000 tokens |
| Vendor | claude |
What a typical workload costs
| Monthly volume | Input cost | Output cost | Total |
|---|---|---|---|
| 1M in / 250K out | $5.00 | $6.25 | $11.25 |
| 10M in / 2.5M out | $50.00 | $62.50 | $112 |
| 100M in / 25M out | $500 | $625 | $1,125 |
Other claude models
| Model | Input | Output |
|---|---|---|
| Claude Haiku 5.5 | $0.100 | $0.500 |
| Claude Haiku 4.5 | $1.00 | $5.00 |
| Claude Sonnet 5.5 | $2.00 | $10.00 |
| Claude Sonnet 4.5 | $3.00 | $15.00 |
| Claude Opus 5.5 | $4.00 | $20.00 |
Cheaper alternatives
Next cheaper option: Us Gov Anthropic Claude Opus 5.5 at $4.80 per 1M input tokens. Next step up: Morph Kimik 3 Fast at $6.00 per 1M input tokens.
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