Claude Opus 5.5 accepts text, images and documents and produces text. Its 1M-token context window and 128K-token output limit support large codebases and long document tasks. It supports tools, structured outputs, prompt caching and reasoning effort controls. Call anthropic/claude-opus-5-5 through HaoAI; the Anthropic provider model ID is claude-opus-5-5.
1M context window
128K max output tokens
Released: 2026-09-21
Protocols:OpenAIAnthropic
Capabilities:VisionFunction CallingReasoningPrompt CachingPDF InputWeb Search
Capabilities
- Code and agent workflowsWork across large codebases and multi-step tasks using tool calls.
- Long contextUse up to 1M context tokens and 128K output tokens.
- Vision and documentsCombine text, image and PDF inputs to produce text answers.
- Reasoning and structured resultsControl reasoning effort and request structured outputs.
- Prompt cachingReuse cached context with separate read and 5-minute or 1-hour write rates.
Pricing
PriceRate 0.2x
HaoAI
Official
Input
$0.8/M
$4/M
Output
$4/M
$20/M
Cache read
$0.04/M
$0.2/M
Cache write
$1/M
$5/M
Cache write 5m
$1/M
$5/M
Cache write 1h
$1.6/M
$8/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-5-5",
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.