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Long context

Claude Fable 5.1 · AWS API pricing

Anthropic's Claude series — long context, dependable tool calling, and the native models behind Claude Code.

Model IDaws/claude-fable-5.1
ChatStreamingTool callingVision
Get API KeyRun your first request

Call summary

Input
$10.00/ 1M tokens
Cache write $12.50
Cache read $0.25
Output
$50.00/ 1M tokens
Context Window
1M
API Endpoints
2

Claude Fable 5.1 · AWS API endpoints

One API key — call this model through any of the 2 endpoints below.

POST/v1/chat/completionsOpenAI-compatible · Works for every model
Chat Completions reference
POST/v1/messagesAnthropic-native · Native for Claude Code
Messages API reference

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More Claude models on Router One

34 other Claude models on the same gateway and API key — each page lists endpoints, posted price, and context window.

Claude Fable 5$8.00 in / $40.00 out per 1M1.05M contextClaude Fable 5.1$6.00 in / $30.00 out per 1M1.05M contextClaude Haiku 4.5$0.30 in / $3.00 out per 1M200K contextClaude Haiku 5.5$0.06 in / $0.30 out per 1M1.05M contextClaude Opus 4.6$2.25 in / $11.25 out per 1M1.05M contextClaude Opus 4.6 (thinking)$2.25 in / $11.25 out per 1M1.05M contextClaude Opus 4.7 (thinking)$2.25 in / $11.25 out per 1M1.05M contextClaude Opus 4.8$2.25 in / $11.25 out per 1M1.05M contextClaude Opus 5$2.25 in / $11.25 out per 1M1.05M contextClaude Opus 5.5$2.40 in / $12.00 out per 1M1.05M contextClaude Sonnet 4.6$0.90 in / $4.50 out per 1M1.05M contextClaude Sonnet 4.6 (thinking)$0.90 in / $4.50 out per 1M1.05M contextClaude Sonnet 5$0.90 in / $4.50 out per 1M1.05M contextClaude Sonnet 5.5$1.20 in / $6.00 out per 1M1.05M context
20 channel versions
Claude Fable 5 · AWS$10.00 in / $50.00 out per 1M1M contextClaude Haiku 4.5 · AWS$1.00 in / $5.00 out per 1M200K contextClaude Haiku 5.5 · AWS$0.10 in / $0.50 out per 1M1M contextClaude Opus 4.5 · AWS$5.00 in / $25.00 out per 1M200K contextClaude Opus 4.6 · AWS$5.00 in / $25.00 out per 1M1M contextClaude Opus 4.7 · AWS$5.00 in / $25.00 out per 1M1M contextClaude Opus 4.8 · AWS$5.00 in / $25.00 out per 1M1M contextClaude Opus 5 · AWS$5.00 in / $25.00 out per 1M1M contextClaude Opus 5.5 · AWS$4.00 in / $20.00 out per 1M1M contextClaude Sonnet 4.5 · AWS$3.00 in / $15.00 out per 1M200K contextClaude Sonnet 4.6 · AWS$3.00 in / $15.00 out per 1M1M contextClaude Sonnet 5 · AWS$2.00 in / $10.00 out per 1M1M contextClaude Sonnet 5.5 · AWS$2.00 in / $10.00 out per 1M1M contextClaude Opus 4.6 · Vertex$5.00 in / $25.00 out per 1M1M contextClaude Opus 4.7 · Vertex$5.00 in / $25.00 out per 1M1M contextClaude Opus 4.8 · Vertex$5.00 in / $25.00 out per 1M1M contextClaude Opus 5 · Vertex$5.00 in / $25.00 out per 1M1M contextClaude Sonnet 4.5 · Vertex$3.00 in / $15.00 out per 1M200K contextClaude Sonnet 4.6 · Vertex$3.00 in / $15.00 out per 1M1M contextClaude Sonnet 5 · Vertex$2.00 in / $10.00 out per 1M1M context

Claude Fable 5.1 · AWS at a glance

Claude Fable 5.1 · AWS (model ID aws/claude-fable-5.1) is a Claude-series text model on Router One. Claude Fable 5.1 · AWS is the AWS sales channel of the same base model as anthropic/claude-fable-5.1: a separately priced product with an isolated routing pool — requests never fall back to the default channel, its rates and long-context tiers are its own, a plan quota that covers anthropic/claude-fable-5.1 does not cover it unless the live plan response lists the channel id, and the response model field and Dashboard → Logs carry the channel id. No Router One subscription plan includes Claude Fable 5.1 · AWS today; every call bills the wallet at its posted rate. Posted rate: $10.00 in / $50.00 out per 1M tokens. Context window: 1M tokens. Accepts text, image; returns text. Endpoints: POST /v1/chat/completions (OpenAI-compatible), POST /v1/messages (Anthropic-native, the Claude Code path).

Claude Fable 5.1 · AWS FAQ

How much does Claude Fable 5.1 · AWS cost on Router One?

Claude Fable 5.1 · AWS is billed per token on Router One: $10.00 in / $50.00 out per 1M tokens, pay as you go.

Is Claude Fable 5.1 · AWS included in Router One subscriptions?

No Router One subscription plan includes Claude Fable 5.1 · AWS today; every call bills the wallet at its posted rate.

Which endpoints serve Claude Fable 5.1 · AWS?

Claude Fable 5.1 · AWS is served on 2 endpoints — POST /v1/chat/completions (OpenAI-compatible), POST /v1/messages (Anthropic-native, the Claude Code path). The same Router One API key works on each.

What is Claude Fable 5.1 · AWS's context window?

Claude Fable 5.1 · AWS accepts up to 1M tokens of context per request on Router One.

What does the aws/ prefix in aws/claude-fable-5.1 mean?

aws/ selects the AWS sales channel on Router One. Claude Fable 5.1 · AWS is the same base model as anthropic/claude-fable-5.1, sold as a separate product: routing stays inside the AWS channel with no fallback to the default channel, the posted rates and tiers are the channel's own, a plan quota covers it only when the live plan response lists the channel id, and the channel id is echoed in the response and in every request trace. Router One publishes the channel label and the customer price, not the suppliers or regions behind it; the channel model ids guide on the blog states the full rules. No Router One subscription plan includes Claude Fable 5.1 · AWS today; every call bills the wallet at its posted rate.

Start using Claude Fable 5.1 · AWS

Create an API key and call Claude Fable 5.1 · AWS at $10.00 in / $50.00 out per 1M tokens on Router One — pay as you go, with per-request cost and latency visibility.

Get API KeyPlans & pay-as-you-go pricingCompare models side by sideQuickstart guideChannel model ids guide