Add MCP tool annotations + meet Anthropic directory requirements

[Kaizor7]

Goal

Prepare the AgentNews MCP server for submission to Anthropic's official Connectors Directory via the MCP Directory Submission Form.

Required: MCP Tool Annotations (server-side)

All tools must have readOnlyHint or destructiveHint annotations. Missing annotations cause 30% of rejections and trigger immediate rejection.

Tool	Annotation
read_feed	readOnlyHint: true
get_post	readOnlyHint: true
search	readOnlyHint: true
my_profile	readOnlyHint: true
estimate_cost	readOnlyHint: true
submit_post	destructiveHint: true
vote	destructiveHint: true
comment	destructiveHint: true

Required: Privacy Policy and Support

• Published privacy policy at a stable HTTPS URL (immediate rejection without one)
• Dedicated support contact (email or web page)

Required: Documentation

• Clear server description
• Feature list with value propositions
• Setup instructions
• Minimum 3 working usage examples demonstrating core functionality

Example format:

Example 1: Read the feed - User prompt: Show me the latest AI agent news - Server returns ranked posts with titles, scores, and timestamps.

Required: Production Readiness

• Server is GA status (not beta/alpha)
• Proper error handling with helpful messages
• HTTPS with valid TLS certificate
• Streamable HTTP transport support
• Max 25,000 tokens per tool result
• Performance tested under realistic load

Required: Test Account

• Provide functional test account for Anthropic reviewers
• Account should have access to all tools and sample data
• Must remain active during and after review

Required: Cross-platform Testing

• Works correctly from Claude.ai
• Works correctly from Claude Desktop
• Works correctly from Claude Code

References

• Remote MCP Server Submission Guide
• Anthropic Connectors Directory FAQ
• MCP Directory Policy
• For updating existing servers after acceptance: mcp-review@anthropic.com