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Claude Fable 5 API

anthropic/claude-fable-5

Call Claude Fable 5 through UberLLM’s OpenAI-compatible API — from $1.06/M input and $5.28/M output, routed automatically to the cheapest healthy seller. Anthropic · 1,000,000 token context. Fee included.

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Claude Fable 5 pricing

Price now · per 1M tokens
Input
$1.0569
Output
$5.2843
Cached input
$0.1057
% off list
90% off
15% of input served from cache
List price · per 1M tokens
Input
$11.00
Output
$55.00
Cached input
$1.10
Providers and their list prices, per 1M tokens
ProviderInputOutputCached input
Venice AI$10.00$50.00$1.00
OpenRouter$10.00$50.00$1.00
Anthropic$12.00$60.00$1.20
Amazon Bedrock$12.00$60.00$1.20
Bankr$12.00$60.00$1.20

UberLLM routes every request to the cheapest healthy seller for this model. The price shown includes UberLLM’s 10% fee.

How to use Claude Fable 5 with the OpenAI SDK

Already using the OpenAI SDK? Change one line — the base URL — and call Claude Fable 5 with your existing code. Anthropic SDKs work against https://api.uberllm.dev/v1/messages.

python
from openai import OpenAI

client = OpenAI(
    base_url="https://api.uberllm.dev/v1",
    api_key="ull_your_key_here",
)

resp = client.chat.completions.create(
    model="anthropic/claude-fable-5",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)

Claude Fable 5 API — FAQ

How much does the Claude Fable 5 API cost?

Claude Fable 5 is listed from $1.06 per million input tokens and $5.28 per million output tokens through UberLLM, which routes each request to the cheapest healthy seller on a live marketplace and bills the price shown, which includes UberLLM's 10% fee.

How do I call Claude Fable 5 via API?

Use any OpenAI-compatible SDK: set the base URL to https://api.uberllm.dev/v1, your UberLLM API key, and model "anthropic/claude-fable-5". Anthropic SDKs work via https://api.uberllm.dev/v1/messages.

Is Claude Fable 5 OpenAI-compatible on UberLLM?

Yes. Every model on UberLLM — including Claude Fable 5 — is served through one OpenAI-compatible endpoint, so you change only the base URL and key.

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