Claude Opus 4.5 is a high-capability Claude Opus model for complex analysis, software engineering, and multi-step agent workflows. It provides a 200K-token context window and up to 64K output tokens. Its current HaoAI catalog capabilities include vision, function calling, reasoning, prompt caching, PDF input. Use model ID anthropic/claude-opus-4.5 through HaoAI's OpenAI-compatible and Anthropic-compatible APIs.
200K context window
64K max output tokens
Released: 2025-11-24
Protocols:OpenAIAnthropic
Capabilities:VisionFunction CallingReasoningPrompt CachingPDF Input
Pricing
PriceRate 0.2x
HaoAI
Official
Input
$1/M
$5/M
Output
$5/M
$25/M
Cache read
$0.1/M
$0.5/M
Cache creation
$1.25/M
$6.25/M
Cache creation 5m
$1.25/M
$6.25/M
Cache creation 1h
$2/M
$10/M
Code Examples
import anthropic
client = anthropic.Anthropic(
base_url="https://api.hao.ai/anthropic",
api_key="YOUR_HAOAI_API_KEY",
)
message = client.messages.create(
model="anthropic/claude-opus-4.5",
max_tokens=1024,
messages=[
{"role": "user", "content": "Hello!"}
],
)
print(message.content[0].text)Related Models
Frequently asked questions
HaoAI bills based on actual request usage. Input, output, cache, and any other applicable rates follow the live pricing table on this page. Final request costs are available in the console.