Claude Fable 5.1 vs Command A+: cost per task
Command A+ is cheaper on 14 of 14 tasks and about 33.5x cheaper on average (geometric mean).
| Task | Claude Fable 5.1 | Command A+ | Difference |
|---|---|---|---|
| Answer a chat question | 6.3¢ | 0.15¢ | 43.5x |
| Reply to a customer email | 2.0¢ | 0.08¢ | 25.0x |
| Write a 1,500-word blog post | 18¢ | 0.34¢ | 53.8x |
| Write 10 product descriptions | 22¢ | 0.25¢ | 86.9x |
| Translate 1,000 words | 13¢ | 0.91¢ | 14.1x |
| Proofread one page (500 words) | 5.6¢ | 0.19¢ | 29.8x |
| Summarize a 20-page PDF | 22¢ | 0.49¢ | 45.1x |
| Extract data from an invoice | 5.2¢ | 0.14¢ | 35.8x |
| Analyze a 200-row spreadsheet | 85¢ | 2.5¢ | 33.5x |
| Answer from 5 retrieved documents (RAG) | 14¢ | 0.30¢ | 45.1x |
| Classify 100 support tickets | 4.5¢ | 0.33¢ | 13.4x |
| Review 500 lines of code | 40¢ | 0.53¢ | 74.8x |
| Write a SQL query | 5.5¢ | 0.11¢ | 48.1x |
| Run a 50-step coding agent | $3.46 | 38¢ | 9.0x |
Specs and list prices
| Claude Fable 5.1 | Command A+ | |
|---|---|---|
| Input per 1M | $10.00 | $0.30 |
| Output per 1M | $50.00 | $1.50 |
| Cached input per 1M | $0.25 | $0.15 |
| Context | 1M | 192K |
| Providers | 4 | 1 |
| Reasoning | always | none |
| LMArena Text | 1502 | - |
| Released | Sep 1, 2026 | Sep 22, 2026 |
FAQ
Is Claude Fable 5.1 or Command A+ cheaper?
Command A+ is cheaper on 14 of 14 tasks and about 33.5x cheaper on average (geometric mean).
How much does Claude Fable 5.1 cost compared to Command A+ per token?
Claude Fable 5.1: $10.00 input and $50.00 output per 1M tokens. Command A+: $0.30 input and $1.50 output. Token prices alone mislead - models use different numbers of tokens for the same task, which is what the task table shows.