EasyAPI

claude-fable-5

Text

Claude Fable 5 is Anthropic’s advanced long-horizon reasoning model, supporting text, image, and file inputs with text output. It features reasoning capabilities and a 1M-token context window, making it suitable for autonomous knowledge work, software development, and complex multi-step tasks.

Input price

$8.515% off

Market: $10

/ M

Output price

$42.515% off

Market: $50

/ M

Cache read

$0.8515% off

Market: $1

/ M

Cache write

$10.62515% off

Market: $12.5

/ M

Input

Text

Output

Text

API

Quick Start

Drop-in code to call this model with EasyAPI's OpenAI-compatible API.

1

Get your API key

Create an API key from your dashboard and set it as an environment variable:

Replace sk-xxxxxxxx with your API token from the console (Bearer token).

Create API token
shell
export EASYAPI_API_KEY=sk-xxxxxxxx
2

Make your first request

Use anthropic/claude-fable-5 with the EasyAPI API:

cURL
curl https://token.easyapi.com/v1/messages \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $EASYAPI_API_KEY" \
  -d '{"model":"anthropic/claude-fable-5","messages":[{"role":"user","content":"Hello!"}]}'
3

Enable streaming

Add "stream": true to your request body to receive responses as server-sent events:

curl
curl -N https://token.easyapi.com/v1/messages \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $EASYAPI_API_KEY" \
  -d '{"model":"anthropic/claude-fable-5","messages":[{"role":"user","content":"Hello!"}],"stream":true}'

Endpoint

Sends a chat completion request. Supports streaming and non-streaming modes.

POSThttps://token.easyapi.com/v1/messages
Authorization
Bearer $EASYAPI_API_KEY
Content-Type
application/json
Model
anthropic/claude-fable-5

发送对话补全请求，支持流式与非流式。 Docs

POSThttps://token.easyapi.com/v1/messages
Authorization
Bearer $EASYAPI_API_KEY
Content-Type
application/json
Model
anthropic/claude-fable-5

Anthropic Messages API 兼容格式，支持文本、图片与工具调用。 Docs

GEThttps://token.easyapi.com/v1/models
Authorization
Bearer $EASYAPI_API_KEY

获取当前账户可用模型列表。 Docs

Parameters

NameTypeDefaultDescription
modelstring—模型 ID，如 openai/gpt-4o、anthropic/claude-3-5-sonnet
messagesarray—对话消息列表，每项含 role 与 content
streambooleanfalse设为 true 时以 SSE 流式返回
temperaturefloat1采样温度，越高越随机
max_tokensinteger—单次回复最大生成 Token 数
top_pfloat1核采样，限制候选词累积概率
frequency_penaltyfloat0频率惩罚，降低重复用词
presence_penaltyfloat0存在惩罚，鼓励新话题

Using third-party SDKs

Official OpenAI and other SDKs work by swapping the base URL. See integration guide

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