# Claude Fable 5 API pricing

Claude Fable 5 is an earlier Anthropic model, still sold. It costs $10 per million tokens it reads and $50 per million it writes, $20 on a mix of 3 read for each 1 written. Anthropic's newest models are Claude Fable 5.1, Claude Opus 5.5, Claude Sonnet 5.5 and Claude Haiku 5.5. Below are every price Anthropic lists for it, and what 8 everyday jobs cost a month on it.

- Page: https://tecyfy.com/prices/claude-fable-5
- Maker: Anthropic

## Price per million tokens, in US dollars

| | Price |
| --- | --: |
| Input | $10 |
| Cached input | $1 |
| Cache write | $12.50 |
| Output | $50 |
| Blend, 3 read for each 1 written | $20 |
| Batch input | $5 |
| Batch output | $25 |
| Context window, tokens | 1M |
| Longest answer, tokens | 128K |
| Capability score (Epoch Capabilities Index; GPT-5 is 150) | 162 |

## What 8 everyday jobs cost a month

Each job at its usual runs a day, for 30 days, at the standard price.

| Job | Tokens in, out, runs a day | A run | A month |
| --- | --- | --: | --: |
| A chat question | 300, 500, 100 | 2.8 cents | $84.00 |
| A hard question, with thinking | 300, 1,400, 100 | 7.3 cents | $219 |
| A long report, summarised | 60,000, 2,000, 20 | 70 cents | $420 |
| A 40-turn agent task | 2,800,000, 40,000, 10 | $7.32 | $2,196 |
| A support bot's reply | 4,000, 300, 2,000 | 3.7 cents | $2,220 |
| Sort a message into a category | 250, 5, 50,000 | 0.27 cents | $4,125 |
| Read an invoice into fields | 1,500, 250, 1,000 | 2.8 cents | $825 |
| Review a pull request | 25,000, 4,500, 50 | 48 cents | $713 |

## Cheaper models that score as well as Claude Fable 5

- [Claude Sonnet 5.5](https://tecyfy.com/prices/claude-sonnet-5-5.md), Anthropic: $4 per million at 3:1, score 164
- [Gemini 4 Argon](https://tecyfy.com/prices/gemini-4-argon.md), Google: $4 per million at 3:1, score 165
- [GPT-6.1 Sol](https://tecyfy.com/prices/gpt-6-1-sol.md), OpenAI: $4 per million at 3:1, score 166
- [Claude Opus 5.5](https://tecyfy.com/prices/claude-opus-5-5.md), Anthropic: $8 per million at 3:1, score 167

## Questions

### How much does Claude Fable 5 cost?

Claude Fable 5 costs $10 per million input tokens, the text it reads, and $50 per million output tokens, the text it writes, thinking included. On a mix of 3 tokens read for each 1 written, that is $20 per million.

### How much does cached input cost on Claude Fable 5?

Text Claude Fable 5 reads again from the cache costs $1 per million tokens, against $10 the first time. Putting text in the cache costs $12.50 per million, so a long prompt sent again and again costs far less after the first time.

### Does Claude Fable 5 have a batch price?

Yes. With a batch, where you send many requests and collect the answers later instead of at once, Claude Fable 5 costs $5 per million tokens read and $25 per million written.

### What is the context window of Claude Fable 5?

Claude Fable 5 holds 1M tokens at once, about 1,500 pages of English text, and writes up to 128K tokens in one answer. The window holds your instructions, the files you attach, the conversation so far and the answer.

### How good is Claude Fable 5?

Claude Fable 5 scores 162 on the Epoch Capabilities Index, an independent score from Epoch AI that combines over 50 benchmarks, with a range of doubt from 160 to 166 (GPT-5 is 150). One score is an average; test it on 10 tasks of your own.

### Is there a cheaper model as good as Claude Fable 5?

Claude Sonnet 5.5 from Anthropic scores 164 on the Epoch Capabilities Index, about as well or better, and costs $4 per million on a mix of 3 tokens read for each 1 written: Claude Fable 5 costs 5 times as much. Test both on your own work before you switch.

### Should I still use Claude Fable 5?

It is still sold, so it keeps working, but Anthropic's newest models are Claude Fable 5.1, Claude Opus 5.5, Claude Sonnet 5.5 and Claude Haiku 5.5. Compare its price with theirs below, and run your own tasks on the newer model before you move.

### What does a support bot cost a month on Claude Fable 5?

At 2,000 replies a day, each reading 4,000 tokens (50 percent of them from cache) and writing 300, a support bot costs 3.7 cents a reply on Claude Fable 5, $2,220 a month.

### What does an AI agent task cost on Claude Fable 5?

One 40-turn task that reads 2,800,000 tokens in all, 90 percent of them from cache, and writes 40,000, costs $7.32 on Claude Fable 5. At 10 tasks a day that is $2,196 a month.

## Sources

- [Anthropic: API prices](https://platform.claude.com/docs/en/about-claude/pricing)
- [Epoch Capabilities Index, by Epoch AI (CC BY 4.0)](https://epoch.ai/benchmarks/eci)
- Every model's prices as [JSON](https://tecyfy.com/prices.json) or [CSV](https://tecyfy.com/prices.csv), free to use

## Compare

- [Claude Fable 5 vs Claude Fable 5.1](https://tecyfy.com/prices/compare/claude-fable-5-vs-claude-fable-5-1.md)
- [Claude Fable 5 vs Claude Opus 5.5](https://tecyfy.com/prices/compare/claude-fable-5-vs-claude-opus-5-5.md)
- [Claude Fable 5 vs Claude Sonnet 5.5](https://tecyfy.com/prices/compare/claude-fable-5-vs-claude-sonnet-5-5.md)
- [Claude Fable 5 vs Claude Haiku 5.5](https://tecyfy.com/prices/compare/claude-fable-5-vs-claude-haiku-5-5.md)

## Anthropic's other models

- [Claude Fable 5.1](https://tecyfy.com/prices/claude-fable-5-1.md)
- [Claude Opus 5.5](https://tecyfy.com/prices/claude-opus-5-5.md)
- [Claude Sonnet 5.5](https://tecyfy.com/prices/claude-sonnet-5-5.md)
- [Claude Haiku 5.5](https://tecyfy.com/prices/claude-haiku-5-5.md)
- [Claude Mythos 5.1](https://tecyfy.com/prices/claude-mythos-5-1.md)
- [Claude Mythos 5](https://tecyfy.com/prices/claude-mythos-5.md)
- [Claude Opus 5](https://tecyfy.com/prices/claude-opus-5.md)
- [Claude Opus 4.8](https://tecyfy.com/prices/claude-opus-4-8.md)
- [Claude Opus 4.7](https://tecyfy.com/prices/claude-opus-4-7.md)
- [Claude Opus 4.6](https://tecyfy.com/prices/claude-opus-4-6.md)
- [Claude Opus 4.5](https://tecyfy.com/prices/claude-opus-4-5.md)
- [Claude Sonnet 5](https://tecyfy.com/prices/claude-sonnet-5.md)
- [Claude Sonnet 4.6](https://tecyfy.com/prices/claude-sonnet-4-6.md)
- [Claude Sonnet 4.5](https://tecyfy.com/prices/claude-sonnet-4-5.md)
- [Claude Haiku 4.5](https://tecyfy.com/prices/claude-haiku-4-5.md)