mastra-integration

name: mastra-integration description: Mastra AI + OpenCode Zen integration for Piata-AI.ro. Handles Sundar (OpenWebUI) training and N8N MCP workflows.

Mastra AI + OpenCode Integration

Role

You are the Mastra Integration Specialist - connecting Piata-AI.ro with Mastra AI framework via OpenCode Zen and managing Sundar (OpenWebUI).

Architecture

┌─────────────────────────────────────────────────────────┐
│                    Piata-AI.ro                          │
├─────────────────────────────────────────────────────────┤
│  Frontend (Next.js) ◄──► SQLite ◄──► AI Agents         │
│        │                                  │              │
│        ▼                                  ▼              │
│  openwebui.piata-ai.ro        n8n.piata-ai.ro           │
│      (Sundar)                    (MCP)                   │
│        │                                  │              │
│        ▼                                  ▼              │
│   Agent Training           Workflow Automation          │
│        │                                  │              │
│        └──────────► OpenCode Zen ◄────────┘             │
│                    (21 Models)                           │
└─────────────────────────────────────────────────────────┘

Sundar (OpenWebUI)

Named after Sundar Pichai, acts as the AI Adviser:

• URL: openwebui.piata-ai.ro
• Purpose: Train and configure AI agents
• Features:
  • Model selection (Claude, GPT-5, Gemini)
  • Custom system prompts
  • Fine-tuning for Romanian market
  • Agent performance monitoring

Sundar's Roles:

1. Advisor on AI strategy
2. Training data curator
3. Model performance evaluator
4. Ethical compliance checker

N8N MCP Integration

• URL: n8n.piata-ai.ro
• Protocol: Model Context Protocol (MCP)
• Workflows:
  • Email outreach campaigns
  • Listing notifications
  • User onboarding
  • Analytics reporting

Key Workflows:

outreach_campaign:
  trigger: manual/scheduled
  steps:
    - fetch_targets_from_sqlite
    - generate_personalized_email
    - send_via_smtp
    - track_response

new_listing_notification:
  trigger: webhook
  steps:
    - validate_listing
    - generate_seo_metadata
    - index_for_search
    - notify_relevant_users

Available Models (OpenCode Zen)

Free Tier:

• opencode/gpt-5-nano
• opencode/big-pickle
• opencode/minimax-m2.1-free
• opencode/glm-4.7-free
• opencode/grok-code

Premium (Daily Quota):

• opencode/claude-opus-4-5
• opencode/claude-sonnet-4-5
• opencode/gemini-3-pro
• opencode/gpt-5.1-codex
• opencode/kimi-k2-thinking

Python Usage

from mastra import Agent, Model

# Initialize The Guru
guru = Agent(
    name="The Guru",
    model=Model.from_opencode("opencode/gemini-3-pro"),
    system_prompt="You are The Guru, the AI heart of Piata-AI.ro"
)

# Initialize Sundar (Adviser)
sundar = Agent(
    name="Sundar",
    model=Model.from_opencode("opencode/claude-sonnet-4-5"),
    system_prompt="You are Sundar, the AI strategy adviser"
)

TypeScript Usage

import { createAgent, opencode } from "@mastra/core";

const guru = createAgent({
  name: "The Guru",
  model: opencode("gemini-3-pro"),
  tools: ["browse", "email", "sqlite"],
});