APIでAgent Skillsを始める

# Anthropic管理のSkillsを一覧表示
ant beta:skills list --source anthropic

# PowerPoint Skillを使用してメッセージを作成します
response = client.beta.messages.create(
    model="claude-opus-4-8",
    max_tokens=16000,
    betas=["skills-2025-10-02"],
    container={
        "skills": [{"type": "anthropic", "skill_id": "pptx", "version": "latest"}]
    },
    messages=[
        {
            "role": "user",
            "content": "Create a presentation about renewable energy with 5 slides",
        }
    ],
    tools=[{"type": "code_execution_20260521", "name": "code_execution"}],
)

print(f"stop_reason={response.stop_reason}, blocks={len(response.content)}")

# コード実行ツールの結果からファイルIDを抽出します。Skillは
# Pythonまたはbashのコード実行ツールのいずれかで処理を実行する可能性があるため、
# 両方の結果タイプを確認します。
file_id = None
for block in response.content:
    if block.type == "code_execution_tool_result":
        if block.content.type == "code_execution_result":
            for output in block.content.content:
                file_id = output.file_id
    elif block.type == "bash_code_execution_tool_result":
        if block.content.type == "bash_code_execution_result":
            for output in block.content.content:
                file_id = output.file_id

if file_id:
    # ファイルをダウンロードして保存します
    output_path = Path(tempfile.gettempdir()) / "renewable_energy.pptx"
    file_content = client.beta.files.download(file_id=file_id)
    file_content.write_to_file(output_path)
    print(f"Presentation saved to {output_path}")

response = client.beta.messages.create(
    model="claude-opus-4-8",
    max_tokens=16000,
    betas=["skills-2025-10-02"],
    container={
        "skills": [{"type": "anthropic", "skill_id": "xlsx", "version": "latest"}]
    },
    messages=[
        {
            "role": "user",
            "content": "Create a quarterly sales tracking spreadsheet with sample data",
        }
    ],
    tools=[{"type": "code_execution_20260521", "name": "code_execution"}],
)

response = client.beta.messages.create(
    model="claude-opus-4-8",
    max_tokens=16000,
    betas=["skills-2025-10-02"],
    container={
        "skills": [{"type": "anthropic", "skill_id": "docx", "version": "latest"}]
    },
    messages=[
        {
            "role": "user",
            "content": "Write a 2-page report on the benefits of renewable energy",
        }
    ],
    tools=[{"type": "code_execution_20260521", "name": "code_execution"}],
)

response = client.beta.messages.create(
    model="claude-opus-4-8",
    max_tokens=16000,
    betas=["skills-2025-10-02"],
    container={
        "skills": [{"type": "anthropic", "skill_id": "pdf", "version": "latest"}]
    },
    messages=[
        {
            "role": "user",
            "content": "Generate a PDF invoice template",
        }
    ],
    tools=[{"type": "code_execution_20260521", "name": "code_execution"}],
)