Pricing Verified fallback snapshot · 41 models · 7 providers · verified September 3, 2026.
Models›Anthropic›Claude Fable 5.1
Anthropic · Current

Claude Fable 5.1 pricing & API cost

Fable 5.1, released Sep 1 2026; successor to Fable 5. See current token and cache-read pricing, cost examples and direct workload calculators.

Calculate my workload →Official source ↗
Input / 1M tokens$10
Output / 1M tokens$50
Cache read / 1M$0.25
Release dateSep 1, 2026

Pricing page fallback verified September 3, 2026; client checks TokenCOGS live registry on load.

Quick cost examples

What the base token rates mean in dollars

Example workload: 2,000 input tokens + 500 output tokens per request, before cache-read savings or other provider features.

VolumeEstimated API costApprox. / request
1,000 requests$45.00$0.0450
100,000 requests$4,500.00$0.0450
1,000,000 requests$45,000.00$0.0450
Change the token assumptions →
Family update

Fable 5.1 succeeds Fable 5

Fable 5.1 keeps the same $10 / $50 per-million input/output base rates as Fable 5 while reducing cache reads from $1 to $0.25 per million tokens. TokenCOGS keeps Fable 5 available for existing comparisons and calculator scenarios.

The $0.25 cache-read rate is 0.025× the base input price on Fable 5.1.

Compare all Anthropic models →
Cost considerations

What can move the invoice

  • Cache reads are $0.25 per 1M tokens, materially below Fable 5’s $1 per 1M cache-read price.
  • Base input and output pricing remains $10 / $50 per 1M tokens.
  • Use the prompt-caching calculator when repeated context is a meaningful share of your workload.
Current deals & credits

Ways this provider may reduce spend

Credits program

API credits + priority limits

Anthropic Startup Program

See details ↗
Compare

Nearby Anthropic options

ModelInput / 1MOutput / 1MCached input
Claude Fable 5$10$50$1Calculate
Claude Opus 5$5$25$0.5View
Claude Sonnet 5$2$10$0.2View
Claude Haiku 4.5$1$5$0.1View
Use your workload

Turn Fable 5.1 pricing into unit economics

Cost per userEstimate AI COGS per active customer →Agent costModel multi-step tasks and retries →Caching savingsEstimate repeated-context savings →
FAQ

Claude Fable 5.1 pricing questions

How much does Claude Fable 5.1 cost per 1M tokens?

The current TokenCOGS snapshot lists Claude Fable 5.1 at $10 per 1M input tokens and $50 per 1M output tokens, with cache reads at $0.25 per 1M tokens.

How is Fable 5.1 different from Fable 5 on price?

Base input and output pricing is unchanged at $10 / $50 per 1M tokens. Cache reads fall from $1 per 1M tokens on Fable 5 to $0.25 on Fable 5.1.