Claude Sonnet 5.5

anthropic/claude-sonnet-5.5·Created Oct 4, 2026

Chat with model

Balanced intelligence and speed. A strong default for coding, writing and production workloads.

Context

1M tokens

Max output

64K tokens

Input price

$3 / M tokens

Output price

$15 / M tokens

Input

text, Image

Output

text

Requests (7d)

Tokens (7d)

229

Avg latency: 1.84sSuccess rate: 100.0%

API

ProfusAPI is OpenAI-compatible. Use your API key from Keys and set the model to anthropic/claude-sonnet-5.5.

from openai import OpenAI

client = OpenAI(
    base_url="https://profusapi.com/api/v1",
    api_key="<PROFUSAPI_API_KEY>",
)

completion = client.chat.completions.create(
    model="anthropic/claude-sonnet-5.5",
    messages=[{"role": "user", "content": "What is the meaning of life?"}],
)
print(completion.choices[0].message.content)