Mastra Agent Initialization and Tooling

Prompt detail, context, and execution controls for real reuse instead of one-off copying.

planningReal-time Market Trend Agent Public prompt

Operator-ready prompt for reuse, tuning, and workspace runs.

This item is set up for developers who want to inspect the original language, fork it into Workspace, and adapt the evidence model without losing the source prompt structure.

Best for

Implementation handoffs, eval setup, and prompt tuning where you need the original structure intact.

Reuse pattern

Inspect first, copy once, then fork into Workspace when you want variants, notes, and model settings attached to the same run.

Before first run

Swap domain facts, examples, and any hard-coded entities for your own context.

Tighten the evidence or verification requirement if this is headed toward production.

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Prompt content

Original prompt text with formatting preserved for inspection and clean copy.

Source prompt
100 active lines
13 sections
No variables
1 code block
Raw prompt
Formatting preserved for direct reuse
Initialize a Mastra AI agent named `MarketMonitorAgent`. Define tools that allow the agent to: 
1. Fetch simulated daily active user (DAU) data for specified platforms.
2. Store and retrieve trend data from Pinecone.
3. Generate a formatted report or summary.

The agent should be configured to use `Mistral Large 2` via the Hugging Face Inference API for its primary reasoning.

```typescript
import { createAgent } from '@mastra-ai/core';
import { Configuration, OpenAIApi } from 'openai'; // Using OpenAI's API client for Pinecone embeddings
import { Pinecone } from '@pinecone-database/pinecone';

// --- Assume these are your API keys and configs ---
const HUGGING_FACE_API_KEY = process.env.HUGGING_FACE_API_KEY;
const PINECONE_API_KEY = process.env.PINECONE_API_KEY;
const PINECONE_ENVIRONMENT = process.env.PINECONE_ENVIRONMENT;
const PINECONE_INDEX_NAME = 'market-trends';

// Initialize Pinecone client
const pinecone = new Pinecone({
  environment: PINECONE_ENVIRONMENT,
  apiKey: PINECONE_API_KEY,
});
const index = pinecone.Index(PINECONE_INDEX_NAME);

// Simulated DAU data fetcher
const fetchDauData = async (platform: string) => {
  console.log(`Fetching DAU data for ${platform}...`);
  // In a real scenario, this would hit an external API
  const simulatedData = {
    'Threads': { 'current': 141.5, 'previous': 138.2, 'unit': 'M DAUs' },
    'X': { 'current': 125.0, 'previous': 126.1, 'unit': 'M DAUs' },
    'Instagram': { 'current': 600.0, 'previous': 598.5, 'unit': 'M DAUs' }
  };
  return simulatedData[platform] || null;
};

// Function to store a trend in Pinecone
const storeTrendInPinecone = async (platform: string, trendData: any) => {
  console.log(`Storing trend for ${platform} in Pinecone...`);
  // Generate embeddings for the trend description using an embedding model
  // For simplicity, let's just store metadata for now
  const embedding = [0.1, 0.2, 0.3]; // Replace with actual embedding generation
  await index.upsert({
    vectors: [{
      id: `${platform}-${Date.now()}`,
      values: embedding,
      metadata: { platform, ...trendData, timestamp: new Date().toISOString() },
    }],
  });
  return { status: 'success' };
};

// Function to search for trends in Pinecone
const searchTrendsInPinecone = async (query: string, topK: number = 3) => {
  console.log(`Searching Pinecone for: ${query}`);
  const queryEmbedding = [0.1, 0.2, 0.3]; // Replace with actual embedding generation for query
  const queryResult = await index.query({
    vector: queryEmbedding,
    topK,
    includeMetadata: true,
  });
  return queryResult.matches.map(match => match.metadata);
};

const MarketMonitorAgent = createAgent({
  id: 'MarketMonitorAgent',
  model: {
    type: 'huggingface',
    modelId: 'mistralai/Mistral-Large-2',
    apiKey: HUGGING_FACE_API_KEY,
    endpointUrl: 'https://api-inference.huggingface.co/models/mistralai/Mistral-Large-2' // Adjust if needed
  },
  tools: [
    {
      name: 'fetchDauData',
      description: 'Fetches simulated daily active user (DAU) data for a given social media platform.',
      inputSchema: { type: 'object', properties: { platform: { type: 'string' } }, required: ['platform'] },
      handler: async (args) => fetchDauData(args.platform),
    },
    {
      name: 'storeTrendInPinecone',
      description: 'Stores identified market trend data in Pinecone for historical context.',
      inputSchema: { type: 'object', properties: { platform: { type: 'string' }, trendData: { type: 'object' } }, required: ['platform', 'trendData'] },
      handler: async (args) => storeTrendInPinecone(args.platform, args.trendData),
    },
    {
      name: 'searchTrendsInPinecone',
      description: 'Searches for historical market trends in Pinecone based on a query.',
      inputSchema: { type: 'object', properties: { query: { type: 'string' }, topK: { type: 'number' } }, required: ['query'] },
      handler: async (args) => searchTrendsInPinecone(args.query, args.topK),
    }
  ],
  // ... other Mastra config like memory
});

export default MarketMonitorAgent;

// Example of how to run the agent (in a separate file/script):
/*
import MarketMonitorAgent from './MarketMonitorAgent';

async function runAnalysis() {
  const result = await MarketMonitorAgent.run({
    prompt: 'Analyze the latest DAU data for Threads and identify any significant trends.',
  });
  console.log('Agent finished:', result);
}

runAnalysis();
*/
```

Adaptation plan

Keep the source stable, then branch your edits in a predictable order so the next prompt run is easier to evaluate.

Keep stable

Preserve the role framing, objective, and reporting structure so comparison runs stay coherent.

Tune next

Swap in your own domain constraints, anomaly thresholds, and examples before you branch variants.

Verify after

Check whether the prompt asks for the right evidence, confidence signal, and escalation path.

Safe workflow

Copy once for a pristine source snapshot, then move the prompt into Workspace when you want variants, run history, and side-by-side tuning without losing the original.

Prompt diagnostics

Quick signals for how structured this prompt already is and where adaptation work is likely to happen first.

Sections
13
Variables
0
Lists
3
Code blocks
1
Reuse posture

This prompt already mixes executable detail with instructions, so the safest path is to tune examples and interfaces before you rewrite the overall scaffold.

Linked challenge

Real-time Market Trend Agent

Develop a real-time market trend analysis agent using Mastra AI, designed to monitor specific metrics (e.g., user engagement on social platforms, e-commerce order volumes) and identify significant shifts. The agent will leverage Mistral Large 2 via the Hugging Face Inference API for advanced pattern recognition and sentiment analysis. It will utilize Pinecone as a vector store to maintain a historical context of trends and associated data points, preventing information overload by focusing on novel insights. A Bito AI-like interface component will allow users to interact with the agent for on-demand reports and trend explanations, requiring efficient, scalable processing to deliver timely insights.

Workflow Automation
intermediate
Prompt origin
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