Claude Fable 5.1 API Pricing & Quick Start
Claude Fable 5.1 improves on Claude Fable 5 across the board, with the biggest gains in agentic coding, long-running agentic workflows, and knowledge work: long code refactors, front-end and visual...
Pricing
💱 USD/NTD = 31.72 · before tax · updated 09/02/2026
Technical specifications
Quick Start
Use Claude Fable 5.1 via BazaarLink API — just change the base_url:
from openai import OpenAI
client = OpenAI(
base_url="https://api.bazaarlink.ai/v1",
api_key="sk-bl-YOUR_API_KEY",
)
response = client.chat.completions.create(
model="anthropic/claude-fable-5.1",
messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.bazaarlink.ai/v1",
apiKey: "sk-bl-YOUR_API_KEY",
});
const response = await client.chat.completions.create({
model: "anthropic/claude-fable-5.1",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);Why use Claude Fable 5.1 via BazaarLink?
- ✓USD billing (TWD-quoted) + unified invoices — no foreign credit card needed for Taiwan teams
- ✓OpenAI-compatible API — zero code changes required
- ✓Automatic failover — multi-provider redundancy for the same model
- ✓Chinese-language support — local team, instant help
Frequently Asked Questions
What is Claude Fable 5.1?
Claude Fable 5.1 improves on Claude Fable 5 across the board, with the biggest gains in agentic coding, long-running agentic workflows, and knowledge work: long code refactors, front-end and visual...
How much does the Claude Fable 5.1 API cost?
Claude Fable 5.1 costs $10.00 per 1M input tokens and $50.00 per 1M output tokens when accessed through BazaarLink.
How do I use Claude Fable 5.1 with the OpenAI SDK?
Set base_url to "https://api.bazaarlink.ai/v1" and use model ID "anthropic/claude-fable-5.1". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.
What is the context window for Claude Fable 5.1?
Claude Fable 5.1 supports a context window of 1,000,000 tokens.
Is Claude Fable 5.1 available for free?
Claude Fable 5.1 is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.
Relay integrity checks
- Tested endpoints
- 7 runs
- Independent hosts
- 4
- Model-family fingerprint match
- 86%
- Anomalies detected
- 5 runs
- Data range
- past 90 days
BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.
View the full integrity report →Related models and links
More from this provider: Anthropic