OpenDia provides 18 tools with complete input schemas and emoji-decorated descriptions, but quality is inconsistent. Naming follows verb_noun convention (page_analyze, element_click, tab_create) which is good. However, descriptions are superficial (10-50 chars typically), lacking WHEN to use, prerequisites, or state-modification warnings. Parameters have types and descriptions, but many descriptions are terse ('Tab ID to analyze'). Output schemas are entirely undocumented, no response structure guidance for LLMs. Error handling is absent from visible code. Tools like element_fill and element_click mention 'anti-detection bypass' but provide no detail on what that means or when it applies. No pagination guidance for list tools. Security concerns: tools accept tab_id and element_id as strings/integers with minimal validation hints.

• Document output schemas for all tools. Specify field names, types, and what data each field contains. E.g., page_analyze should return {elements: [{id, type, text, selector}], title, url}.
• Expand descriptions to 50-200 chars. Add WHEN to use, prerequisites, and side effects. E.g., 'Click an element identified by page_analyze. Includes anti-detection for Twitter/X/LinkedIn. Returns success or error with recovery hint.'
• Add confirmation/dry-run support for destructive tools (tab_close, element_fill). Return {confirmed: false, action: 'close_tab', tab_id: 5} and require a confirm_action call before executing.
• Add pagination to list tools: include limit (default 20, max 100), offset, and total_count in responses. E.g., get_bookmarks returns {bookmarks: [...], total: 342, offset: 0, limit: 20}.
• Enhance parameter descriptions with format/range constraints. E.g., 'timeout: milliseconds, 1000-120000 (default 30000)' and 'element_id: string from page_analyze result, format: /^[a-z0-9_-]+$/i'.