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Anthropic
Claude Sonnet 4.6
Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional knowledge work.
Quick Stats
Context
1000K
Max Output
128K
Provider
Anthropic
Specs
1
Modalities
in textin imagein fileout text
Specs & List Price (per 1M tokens)
Quality
Input $2Output $10Cache read $0.2Cache write $2.5
Recommended Plan
Claude Sonnet 4.6 Starter Plan
Pay-as-you-go after top-up; $1 free credit for new users.
API Endpoint
Model ID
anthropic/claude-sonnet-4.6cURL
curl https://intertoken.ai/v1/chat/completions \
-H "Authorization: Bearer $TOKENPORTAL_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "anthropic/claude-sonnet-4.6",
"messages": [{"role": "user", "content": "Hello!"}]
}'Python
from openai import OpenAI
client = OpenAI(
base_url="https://intertoken.ai/v1",
api_key="$TOKENPORTAL_API_KEY",
)
resp = client.chat.completions.create(
model="anthropic/claude-sonnet-4.6",
messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)Start using this model
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