Add Provider Plugin for xAI

[warengonzaga]

Overview

Add a provider plugin to integrate xAI as a new LLM provider in Tiny Claw. This plugin will allow users to select xAI for their conversational agents, expanding Tiny Claw's LLM backend options.

Requirements

• Implement a provider plugin following the existing contract (ProviderPlugin from @tinyclaw/types).
• The plugin should support chat functionality and availability checks.
• Expose pairing/unpairing tools for conversational setup.
• Follow secret/config conventions (e.g., provider.xai.apiKey, providers.xai.model).
• Ensure the plugin can be enabled/disabled in configuration.
• Provide documentation and example usage.

Motivation

• Expands LLM provider options for Tiny Claw users.
• Allows routing complex queries through xAI if desired.

Acceptance Criteria

• Plugin provider available for xAI
• Conversational pairing tools implemented
• Documentation updated

---

Labels: enhancement, plugin, provider, feature