Conversation / Quote
Claude Fable 5.1 API Price
Anthropic · claude-fable-5-1
| Billing | USD · 百万 tokens |
|---|---|
| Context Window | 1000K tokens |
| Max Output | 128K tokens |
| Modalities | 文本 / 图像 |
| Deep Thinking | Supported |
| Verified Date | 2026-09-04 |
| Official pricing page | platform.claude.com/docs/en/about-claude/pricing ↗ |
当前旗舰(2026-09-01 发布)。5m 缓存写入 $12.50/MTok,1h 缓存写入 $20/MTok;缓存读取价为基准输入价的 2.5%(0.025x);1M 上下文不另收长上下文加价;US-only 推理(inference_geo:'us')全档加价 1.1x。2027-09-01 前不退役。
Pricing Tiers
| Tier | Price | Description |
|---|---|---|
| Batch API(异步批处理) | in $5 / out $25 /百万 tokens | Batch API 对输入与输出均按标准价 5 折计费 |
Monthly Cost Estimate
30 days · no cache hits · list price
Free quotas, tiered pricing, batch discounts, and time-based pricing are not included; refer to official bills.
Anthropic Related Models
FAQ
How much does the Claude Fable 5.1 API cost?
Input $10/百万 tokens, output $50/百万 tokens
How large is the Claude Fable 5.1 context window?
1000K tokens, up to 128K tokens of output. Handles long documents, multi-turn conversations and large-scale inputs.
Which input modalities does Claude Fable 5.1 support?
文本 / 图像. Supports deep thinking / reasoning.
What is the approximate monthly cost of Claude Fable 5.1?
Depends on volume: light use (1M input + 300K output per day) ≈ $750/month; medium (5M + 1.5M) ≈ $3,750/month; heavy agents (10M + 3M) ≈ $7,500/month. Cache hits, batch discounts and tiered pricing can lower this further.
How does Claude Fable 5.1 compare with peers on value?
Anthropic Claude Fable 5.1 is competitively priced among comparable models; compare against similar models. See the Pricemon market table for a full comparison.
What use cases suit Claude Fable 5.1?
Suited to applications in its domain.The long context supports deep-analysis scenarios.
Does Claude Fable 5.1 have a free tier?
Check Anthropic's official pricing page for the latest free quota, trial policy and tiered pricing. Policies differ by vendor and change over time.