About anthropic-api-tools-mcp
A reference skill for developers working with the Claude API’s tool use, Agent Skills, and MCP features. It organizes documentation by task and points to detailed references and usage samples.
Key features
- 01Tool definitions and tool results
- 02Built-in server tools and client toolsets
- 03Agent Skills and Skills API
- 04MCP connector and tunnels
- 05Task-based reference navigation
Use cases
- 01Defining tools for Messages API requests
- 02Creating and managing Agent Skills
- 03Connecting Messages API to remote MCP servers
MCP support
Covers Claude API MCP connectors for remote MCP servers and MCP tunnels for private-network connections, including related reference material.
Install
Copy the command and run it in a terminal.
npx skills add https:/ / github.com/ fandhe-ai/ agent-reference-skills --skill anthropic-api-tools-mcpAfter installing, type/anthropic-api-tools-mcpin Claude Code to confirm it loaded.
Bundled files
References and scripts installed along with SKILL.md.
references/agent-skills/best-practices.mdclaude-api-skill.mdenterprise.mdoverview.mdquickstart.mdREADME.mdskills-in-the-api.mdreferences/endpoints/admin-mcp-tunnels.mdREADME.mdskills-create.mdskills-delete.mdskills-list.mdskills-retrieve.mdskills-versions-create.mdskills-versions-delete.mdskills-versions-download.mdskills-versions-list.mdskills-versions-retrieve.mdtunnels-archive.mdtunnels-certificates-archive.mdtunnels-certificates-create.mdtunnels-certificates-list.mdtunnels-certificates-retrieve.mdtunnels-create.mdtunnels-list.mdtunnels-retrieve.mdtunnels-reveal_token.mdtunnels-rotate_token.mdreferences/mcp-connector/mcp-connector.mdREADME.mdDetails
From the project READMEanthropic-api-tools-mcp
Claude API (platform.claude.com) — Messages API における tool use(tool definition・client/server tool・ built-in server tools・client toolset の computer use / browser use)、Agent Skills(SKILL.md パッケージと Skills API)、MCP connector / MCP tunnels をカバーする公式リファレンス。
Messages API 本体(streaming / caching / thinking)は anthropic-api-core(thinking と tool の併用ワークフローも同スキル)、
Claude Code CLI の Skills / MCP 設定は anthropic-claude-code-extend、Agent SDK の Skills / MCP は
anthropic-agent-sdk、skill の usage analytics は anthropic-admin-platform を参照(本スキルは Claude API 側の
tool use / Agent Skills / MCP 定義を担当)。
ディレクトリ構成
skills/anthropic-api-tools-mcp/
SKILL.md
references/
tool-use/
README.md
advisor-tool.md
bash-tool.md
browser-use-sdk.md
browser-use-tool.md
build-a-tool-using-agent.md
code-execution-tool.md
computer-use-tool.md
define-tools.md
fine-grained-tool-streaming.md
handle-tool-calls.md
how-tool-use-works.md
manage-tool-context.md
memory-tool.md
overview.md
parallel-tool-use.md
programmatic-tool-calling.md
server-tools.md
strict-tool-use.md
text-editor-tool.md
tool-combinations.md
tool-reference.md
tool-runner.md
tool-search-tool.md
tool-use-with-prompt-caching.md
troubleshooting-tool-use.md
web-fetch-tool.md
web-search-tool.md
agent-skills/
README.md
best-practices.md
claude-api-skill.md
enterprise.md
overview.md
quickstart.md
skills-in-the-api.md
mcp-connector/
README.md
mcp-connector.md
remote-mcp-servers.md
mcp-tunnels/
README.md
concepts.md
console.md
deploy-compose.md
deploy-helm.md
overview.md
quickstart.md
reference.md
security.md
troubleshooting.md
endpoints/
README.md
admin-mcp-tunnels.md
skills-create.md
skills-delete.md
skills-list.md
skills-retrieve.md
skills-versions-create.md
skills-versions-delete.md
skills-versions-download.md
skills-versions-list.md
skills-versions-retrieve.md
tunnels-archive.md
tunnels-certificates-archive.md
tunnels-certificates-create.md
tunnels-certificates-list.md
tunnels-certificates-retrieve.md
tunnels-create.md
tunnels-list.md
tunnels-retrieve.md
tunnels-reveal_token.md
tunnels-rotate_token.md
samples/
README.md
custom-tool-definition.md
tool-runner.md
code-execution.md
web-search-fetch.md
structured-tool-use.md
skill-package.md
mcp-connector.md
memory-tool.md
探索手順
タスクからカテゴリを引き、カテゴリの README.md で目的のページを特定する:
- 下記マッピング表でタスクに対応するカテゴリを探す
- そのカテゴリの
references/{category}/README.md(samples/は直下の README.md)を参照して目的のページを特定する - 該当ページの
.mdを Read して詳細を確認する
タスク → カテゴリ マッピング
| タスク | カテゴリ | 参照 README |
|---|---|---|
| tool definition(JSON Schema)を書く・tool_use / tool_result を扱う・client/server tool の区別を知りたい | tool-use | references/tool-use/README.md |
| server tools(code execution, web search / web fetch, memory tool, bash, text editor, tool search)を使いたい | tool-use | references/tool-use/README.md |
client toolset(computer use computer_toolset_20260801 / browser use browser_toolset_20260801)でウェブページ・画面を操作する・SDK の browser / computer toolset と driver を使う | tool-use | references/tool-use/README.md |
| strict tool use・parallel tool use・fine-grained streaming・prompt caching との併用・tool エラーの troubleshooting を知りたい | tool-use | references/tool-use/README.md |
Agent Skills(SKILL.md パッケージ)を作る・authoring best practice・enterprise governance を知りたい・Skills API の Messages での使い方(container.skills)と skills-2025-10-02 からの GA 移行を知りたい | agent-skills | references/agent-skills/README.md |
| Messages API から remote MCP サーバーに接続する(mcp_servers, mcp_toolset)・third-party MCP directory を知りたい | mcp-connector | references/mcp-connector/README.md |
| private network の MCP サーバーへ MCP tunnels で安全に接続する・Docker Compose / Helm デプロイ・証明書管理を知りたい | mcp-tunnels | references/mcp-tunnels/README.md |
Skills API(/v1/skills、GA。download のみ beta)・Tunnels API(/v1/tunnels)の個別エンドポイントのリクエスト・レスポンス仕様を確認したい | endpoints | references/endpoints/README.md |
| 典型的な使い方を知りたい(tool 定義, tool runner, code execution, web search/fetch, structured tool use, skill package, mcp connector, memory tool) | samples | samples/README.md |