Claude Fable 5

Anthropic · Active · available in 31 of 31 regions

Tool useVisionPrompt cachingBatch inferenceStreaming EmbeddingsFine-tuning
Context window
1M
1,000,000 tokens
Max output
128K
Input / 1M
$10.00
us-east-1
Output / 1M
$50.00

What Claude Fable 5 is good for

editorial

Claude Fable 5 offers a 1M-token context window with tool use and prompt caching, at the premium end of this provider’s range at $10.00 per 1M input tokens. Callable in 31 of 31 regions.

Suits

  • Very long inputs. A 1M-token window holds an entire codebase or a day of transcripts in one call, so you can skip chunking.
  • Repeated prompts. Supports prompt caching, so a re-sent prefix costs about 10× less than fresh input. On agentic loops that resend a long system prompt every step, this moves the bill more than the headline price does.
  • Tool use. Can call functions, so it can drive retrieval, look things up, and take actions rather than only answering.
  • Images. Accepts image input: screenshots, scanned documents, charts and UI captures.
  • Bulk jobs. Batch inference is available, typically at half the on-demand rate, for work that can wait — backfills, nightly enrichment, evaluation runs.

Think twice if

  • High volume. At $10.00 per 1M input tokens it sits at the expensive end of the Anthropic range. Worth it for hard tasks, wasteful for bulk extraction.
  • Invocation. Reachable only through a cross-region inference profile — calling the bare model ID returns a validation error. Use an ID such as global.anthropic.claude-fable-5.

This section is judgement, not data from AWS. It is composed from the capabilities, context window, price position and region coverage shown elsewhere on this page — so it stays in step with the daily snapshot rather than going stale.

Where teams typically use it

Agentic workflows

Multi-step work where the model calls tools, reads the results and decides what to do next.

  • · A support agent that looks up the order, checks the refund policy and drafts the reply before a human approves it.
  • · An on-call assistant that reads logs and metrics, forms a hypothesis, and proposes the one command to run.
  • · A migration bot that opens a pull request per file and reruns the test suite between each change.

Coding

Writing, reviewing and refactoring code, usually across more than one file.

  • · A review pass that flags real defects with a severity and leaves style alone.
  • · A framework upgrade applied across a repository, one module at a time, tests green between each.
  • · Turning a failing bug report into a reproducing test and then a fix.

RAG and retrieval

Answering from your own documents, with the retrieved passages in the prompt.

  • · An internal search over contracts and policies that quotes the clause it answered from.
  • · A product assistant grounded in the current documentation rather than the training data.
  • · A research summariser that reads twenty retrieved papers and reconciles where they disagree.

Model & inference profile IDs

Base model ID — direct on-demand invoke

Cross-region inference profiles (2)

Regions marked Inference profile only require a profile ID rather than the base model ID — invoking the base ID there returns a validation error. Regional (us., eu.) profiles carry a 10% premium over global.

Pricing by region

USD per 1M tokens
Region Input Output Cache read Cache write Batch in Batch out Source
us-east-1 US East (N. Virginia) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
us-east-2 US East (Ohio) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
us-west-1 US West (N. California) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
us-west-2 US West (Oregon) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ca-central-1 Canada (Central) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ca-west-1 Canada West (Calgary) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
mx-central-1 Mexico (Central) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-west-1 EU (Ireland) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-west-2 EU (London) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-west-3 EU (Paris) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-central-1 EU (Frankfurt) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-central-2 Europe (Zurich) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-north-1 EU (Stockholm) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-south-1 EU (Milan) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
eu-south-2 Europe (Spain) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-east-2 Asia Pacific (Taipei) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-northeast-1 Asia Pacific (Tokyo) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-northeast-2 Asia Pacific (Seoul) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-northeast-3 Asia Pacific (Osaka) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-south-1 Asia Pacific (Mumbai) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-south-2 Asia Pacific (Hyderabad) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-southeast-1 Asia Pacific (Singapore) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-southeast-2 Asia Pacific (Sydney) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-southeast-3 Asia Pacific (Jakarta) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-southeast-4 Asia Pacific (Melbourne) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-southeast-5 Asia Pacific (Malaysia) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-southeast-6 Asia Pacific (New Zealand) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
ap-southeast-7 Asia Pacific (Thailand) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
il-central-1 Israel (Tel Aviv) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
af-south-1 Africa (Cape Town) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated
sa-east-1 South America (Sao Paulo) $10.00 $50.00 $1.00 $12.50 $5.00 $25.00 curated

Curated pricing. The AWS Price List API publishes no SKU for this model, so these figures are hand-maintained from AWS's public pricing page and verified on Sep 15, 2026. They are not machine-derived — confirm in the AWS console before committing spend.

Region availability

TPM / RPM are default account quotas from AWS Service Quotas where a model-specific limit is published. They are per-account defaults and adjustable on request.

Where this model actually runs

Under a strict residency constraint, Claude Fable 5 can be served without the request leaving 1 of the 25 jurisdictions with a Bedrock region.

Claude Fable 5 compared

Side-by-side pages against every model people weigh this one against.

Claude Fable 5 vs Claude Fable 5.1Same input price.Claude Fable 5 vs Claude Haiku 4.5Claude Haiku 4.5 costs 10× less per input token than Claude Fable 5, and Claude Fable 5 holds 1M tokens against 200K for Claude Haiku 4.5.Claude Fable 5 vs Claude Opus 4.5Claude Opus 4.5 costs 2.0× less per input token than Claude Fable 5, and Claude Fable 5 holds 1M tokens against 200K for Claude Opus 4.5.Claude Fable 5 vs Claude Opus 4.6Claude Opus 4.6 costs 2.0× less per input token than Claude Fable 5.Claude Fable 5 vs Claude Opus 4.7Claude Opus 4.7 costs 2.0× less per input token than Claude Fable 5.Claude Fable 5 vs Claude Opus 4.8Claude Opus 4.8 costs 2.0× less per input token than Claude Fable 5.Claude Fable 5 vs Claude Opus 5Claude Opus 5 costs 2.0× less per input token than Claude Fable 5.Claude Fable 5 vs Claude Sonnet 4.5Claude Sonnet 4.5 costs 3.3× less per input token than Claude Fable 5, and Claude Fable 5 holds 1M tokens against 200K for Claude Sonnet 4.5.Claude Fable 5 vs Claude Sonnet 4.6Claude Sonnet 4.6 costs 3.3× less per input token than Claude Fable 5.Claude Fable 5 vs Claude Sonnet 5Claude Sonnet 5 costs 5.0× less per input token than Claude Fable 5.Claude Fable 5 vs GPT-6 AstraSame input price.Claude Fable 5 vs GPT-5.6 LunaGPT-5.6 Luna costs 50× less per input token than Claude Fable 5.Claude Fable 5 vs GPT-5.6 SolGPT-5.6 Sol costs 2.5× less per input token than Claude Fable 5.Claude Fable 5 vs GPT-5.6 TerraGPT-5.6 Terra costs 5.0× less per input token than Claude Fable 5.Claude Fable 5 vs Grok 4.6Grok 4.6 costs 5.0× less per input token than Claude Fable 5, and Claude Fable 5 holds 1M tokens against 500K for Grok 4.6.

Claude Fable 5 appears in

Common questions

How much does Claude Fable 5 cost on Amazon Bedrock?
$10.00 per 1M input tokens and $50.00 per 1M output tokens in us-east-1. Cached input reads at $1.00, roughly a tenth of the input rate, which dominates the bill on agentic workloads that re-send a long prefix.
Which AWS regions support Claude Fable 5?
31 of 31 regions: us-east-1, us-east-2, us-west-1, us-west-2, ca-central-1, ca-west-1, mx-central-1, eu-west-1, eu-west-2, eu-west-3, eu-central-1, eu-central-2, eu-north-1, eu-south-1, eu-south-2, ap-east-2, ap-northeast-1, ap-northeast-2, ap-northeast-3, ap-south-1, ap-south-2, ap-southeast-1, ap-southeast-2, ap-southeast-3, ap-southeast-4, ap-southeast-5, ap-southeast-6, ap-southeast-7, il-central-1, af-south-1, sa-east-1. Regions marked profile-only need a cross-region inference profile ID such as global.anthropic.claude-fable-5 rather than the bare model ID.
What is the context window of Claude Fable 5?
1,000,000 tokens (1M), with up to 128K output tokens per request.
What is the model ID for Claude Fable 5 on Bedrock?
anthropic.claude-fable-5. In regions where it is only reachable through a cross-region inference profile, use a prefixed ID instead: global.anthropic.claude-fable-5, us.anthropic.claude-fable-5.

Other Anthropic models