Claude Fable 5.1 pricing
Source: litellm · updated 2026-10-27
Short answer: Claude Fable 5.1 costs $10.00 per million input tokens and $50.00 per million output tokens. That is a 3:1 blended rate of $20.00 per million tokens, ranking it #675 of 704 tracked models by input price.
Price breakdown
| Metric | USD |
|---|---|
| Input, per 1M tokens | $10.00 |
| Output, per 1M tokens | $50.00 |
| Output รท input multiple | 5.00× |
| 3:1 blended, per 1M tokens | $20.00 |
| Context window | 1,000,000 tokens |
What a typical workload costs
| Monthly volume | Input cost | Output cost | Total | 1M in / 250K out | $10.00 | $12.50 | $22.50 |
|---|---|---|---|---|---|---|---|
| 10M in / 2.5M out | $100 | $125 | $225 | ||||
| 100M in / 25M out | $1,000 | $1,250 | $2,250 |
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: O3 Deep Research at $10.00 per 1M input tokens. Next step up: Au Anthropic Claude Fable 5 at $11.00 per 1M input tokens.