Claude Fable 5 API pricing
Anthropic · chat model · 1M context · ranked #1714 of 1809 by input price
What Claude Fable 5 costs in practice
Claude Fable 5 is priced at $10 per million input tokens and $50 per million output tokens , with cached input billed at $1 per million — roughly 90% cheaper than fresh input, which matters if your app resends a large system prompt. Against the median priced chat model ($0.5/1M in), this sits at 20.0×.
Monthly cost examples
Assuming 1,200 prompt + 400 completion tokens per request unless noted, billed 30 days a month and without cache hits.
| Workload | Cost / month | Cost / day |
|---|---|---|
| 1,000 requests/day | $960 | $32 |
| 10,000 requests/day | $9600 | $320 |
| 100,000 requests/day | $96000 | $3200 |
| 1M summaries/month | $94999.05 | $3166.64 |
Model a different profile in the cost calculator.
Capabilities
Provider description
Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...
Cheaper alternatives
Ranked by blended cost (3× input + 1× output) — cheaper, but check context and capabilities before switching.
| # | Model | Provider | Input $/1M | Output $/1M | Cached $/1M | Context |
|---|---|---|---|---|---|---|
| 1 | Gemini Exp 1114 | Google Gemini | free | free | — | 1.0M |
| 2 | Gemini Exp 1206 | Google Gemini | free | free | — | 2.1M |
| 3 | Gemma 3 27b It | Google Gemini | free | free | — | 131K |
| 4 | Gemma 4 26b A4b It | Google Gemini | free | free | — | 262K |
| 5 | Gemma 4 31b It | Google Gemini | free | free | — | 262K |
| 6 | Learnlm 1.5 Pro Experimental | Google Gemini | free | free | — | 33K |
Data provenance
This page is assembled from the sources below. Where two sources disagree, both are shown.
- Our input price: $10
- Second source: —
- Our output price: $50
- Second source: —
More from Anthropic
Frequently asked
› How much does Claude Fable 5 cost per 1,000 tokens?
About $0.01 for input and $0.05 for output tokens, based on the per-million rates on this page.
› Is Claude Fable 5 cheaper than other models?
By input price it ranks #1714 of 1809 priced chat models in this index, putting it in the more expensive half of the market.
› How often is Claude Fable 5's price checked?
The dataset was last refreshed 2026-09-13 13:40 UTC. Providers can change pricing at any time — verify with Anthropic before committing to a budget.