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Anthropic

Claude Sonnet 5

The best combination of speed and intelligence

Quick Stats

Context

1000K

Max Output

128K

Provider

Anthropic

Specs

2

Modalities

in textin imagein fileout text

Specs & Platform Price (per 1M tokens)

Quality
Input $2Output $10Cache read $0.2Cache write 5m $2.5Cache write 1h $4
Value
Input $1Output $5Cache read $0.1Cache write 5m $1.25Cache write 1h $2

Recommended Plan

Claude Sonnet 5 Starter Plan

Pay-as-you-go after top-up; $1 free credit for new users.

Buy Plan

API Endpoint

Model IDanthropic/claude-sonnet-5

cURL

curl https://intertoken.ai/v1/messages \
  -H "x-api-key: $TOKENPORTAL_API_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-sonnet-5",
    "max_tokens": 1024,
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Python (anthropic SDK)

import anthropic

client = anthropic.Anthropic(
    base_url="https://intertoken.ai",
    api_key="$TOKENPORTAL_API_KEY",
)

resp = client.messages.create(
    model="anthropic/claude-sonnet-5",
    max_tokens=1024,
    messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.content[0].text)

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