anthropic/claude-opus-4.6
The Opus generation before 4.7, still fully supported by Anthropic. Strong reasoning, coding, and agentic tool use with a 1M-token context window and native prompt caching. Pick it when a workflow was tuned against Opus 4.6 behavior or its pre-4.7 tokenizer.
Source: official_x0.3 · Verified 2026-07-19
Cache read $0.15/M · Cache write $1.875/M
Use either ID to call this model via the API.
anthropic/claude-opus-4.6claude-opus-4-6Replace the ONEHOP_KEY placeholder with your API key. Create one →
from anthropic import Anthropic
client = Anthropic(
base_url="https://api.onehop.ai/anthropic",
api_key="<ONEHOP_KEY>",
)
message = client.messages.create(
model="anthropic/claude-opus-4.6",
max_tokens=1024,
messages=[{"role": "user", "content": "What is the meaning of life?"}],
)
print(message.content[0].text)39,724 requests · last 30 days