anthropic/claude-haiku-4.5
发布时间: 2025-10-16
200,000 context · $1.00/M input$0.95/M input · $5.00/M output$4.75/M output5% off
Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...
定价
按量付费
无需预付费用，仅按实际使用量付费
试用模型
API 使用
使用以下代码示例接入我们的 API：
import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["WAVESPEED_API_KEY"],
base_url="https://llm.wavespeed.ai/v1",
timeout=120.0,
max_retries=2,
)
try:
response = client.chat.completions.create(
model="anthropic/claude-haiku-4.5",
messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content or "")
except Exception as exc:
raise SystemExit(f"LLM request failed: {exc}") from exc模型介绍
Anthropic claude-haiku-4.5
anthropic claude-haiku-4.5
Why It Looks Great
- Large Language Model architecture for efficient processing
- 200000 context window for long document handling
- Competitive pricing at $1.1/$5.5 per million tokens
Key Features
- Context Window: 200000 tokens
- Max Output: 64000 tokens
- Vision: Supported
- Function Calling: Supported
Specifications
| Specification | Value |
|---|---|
| Provider | Anthropic |
| Model Type | Large Language Model (LLM) |
| Architecture | N/A |
| Context Window | 200000 tokens |
| Max Output | 64000 tokens |
| Input | Text |
| Output | Text |
| Vision | Supported |
| Function Calling | Supported |
Pricing
| Token Type | Cost per Million Tokens |
|---|---|
| Input | $1.1 |
| Output | $5.5 |
How to Use
- Write your prompt — describe the task, provide context, and specify desired output format.
- Submit — the model processes your request and returns the response.
API Integration
Base URL: https://llm.wavespeed.ai/v1 API Endpoint: chat/completions Model ID: anthropic/claude-haiku-4.5
API Usage
Python SDK
from openai import OpenAI
client = OpenAI(
api_key="YOUR_API_KEY",
base_url="https://llm.wavespeed.ai/v1"
)
response = client.chat.completions.create(
model="anthropic/claude-haiku-4.5",
messages=[
{"role": "user", "content": "Hello!"}
]
)
print(response.choices[0].message.content)cURL
curl https://llm.wavespeed.ai/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"model": "anthropic/claude-haiku-4.5",
"messages": [{"role": "user", "content": "Hello!"}]
}'Notes
- Model: anthropic/claude-haiku-4.5
- Provider: Anthropic
信息
支持功能
API 访问指南
Claude Haiku 4.5 API
anthropic/claude-haiku-4.5
Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...
输入
$1$0.95 /M
输出
$5$4.75 /M
折扣
5% 折扣
上下文
200K
最大输出
64K
Vision
支持
工具调用
支持
在 WaveSpeedAI 试用 Claude Haiku 4.5
通过我们的统一 API 接入 Claude Haiku 4.5 — 兼容 OpenAI、无冷启动、透明计费。
关于 Claude Haiku 4.5 的常见问题
Claude Haiku 4.5 API 多少钱?+
WaveSpeedAI 定价:输入每百万 token $0.95,输出每百万 token $4.75。Prompt 缓存和批处理单独计费,可显著降低长上下文、高重复任务的实际成本。
Claude Haiku 4.5 的上下文窗口是多大?+
Claude Haiku 4.5 单次请求最多支持 200K 上下文 token,输出最多 64K token。
Claude Haiku 4.5 是否兼容 OpenAI?+
WaveSpeedAI 通过 https://llm.wavespeed.ai/v1 的 OpenAI 兼容 Chat Completions 接口提供 Claude Haiku 4.5。大多数 OpenAI SDK 客户端只需更换 base URL 和 API Key；可选字段取决于具体模型。
如何开始使用 Claude Haiku 4.5?+
登录 WaveSpeedAI，在 Access Keys 中创建 API Key，然后使用上方显示的 model id 向 https://llm.wavespeed.ai/v1/chat/completions 发送请求。模型可用性、能力和价格请以当前模型目录为准。