anthropic/claude-opus-4.8
Anthropic's current flagship. Best-in-class complex coding (Claude Code), long-form analysis, and multi-step agents, now with a 1M-token context window. Native prompt caching cuts cost on repeated context. Pick it when output quality matters most.
Source: launch_0023 · Verified 2026-06-01
Cache read $0.250/M · Cache write $3.13/M
Replace 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-4.8",
max_tokens=1024,
messages=[{"role": "user", "content": "What is the meaning of life?"}],
)
print(message.content[0].text)