Summary URLs using the Anthropic API with curl

summary-url.sh

#!/bin/sh

ANTHROPIC_API_KEY=${ANTHROPIC_API_KEY:?"Please set ANTHROPIC_API_KEY environment variable."}
url=${1:?"Please provide a URL to summarize."}

MODEL=${MODEL:-"claude-3-7-sonnet-20250219"} # see. https://docs.anthropic.com/en/docs/about-claude/models/all-models

payload=$(printf '{
    "model": "%s",
    "max_tokens": 1024,
    "messages": [
        {"role": "user", "content": "つぎのURLの内容を要約してください。 %s"}
    ]
}' "$MODEL" "$url")

# "anthropic-version" see. https://docs.anthropic.com/en/api/versioning?q=anthropic-version
curl https://api.anthropic.com/v1/messages \
     --header "x-api-key: $ANTHROPIC_API_KEY" \
     --header "anthropic-version: 2023-06-01" \
     --header "content-type: application/json" \
     --data "$payload"