This article provides a complete, practical walkthrough of the Stickynote Executeworkflow Automation Webhook n8n agent. It connects HTTP Request, Webhook across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between HTTP Request, Webhook, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• HTTP Request
• Webhook

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   Title:  
   Building an AI-Powered Crypto Analyst in n8n with Live CoinMarketCap Integrations
   
   Meta Description:  
   Leverage n8n and CoinMarketCap APIs to create a fully automated cryptocurrency analyst powered by GPT-4o. Real-time market data, token conversions, metadata, and more—all from one smart workflow.
   
   Keywords:  
   n8n, CoinMarketCap, cryptocurrency, GPT-4o, crypto price API, AI crypto agent, OpenAI, market data automation, crypto tools, coin conversion
   
   Third-Party APIs Used:
   
   1. CoinMarketCap API (https://pro-api.coinmarketcap.com)
      - /v1/cryptocurrency/map
      - /v2/cryptocurrency/info
      - /v1/cryptocurrency/listings/latest
      - /v2/cryptocurrency/quotes/latest
      - /v1/global-metrics/quotes/latest
      - /v1/tools/price-conversion
   2. OpenAI API for GPT-4o
   
   Full Article:
   
   —
   
   In the fast-paced world of cryptocurrency, having real-time information at your fingertips is not just a convenience—it’s a competitive advantage. Whether you're an investor, developer, or analyst, the ability to query live market data, metadata, or pricing from a natural language interface opens powerful automation potential. With the n8n workflow “CoinMarketCap_Crypto_Agent_Tool,” you can do just that.
   
   This intelligent crypto agent combines the flexibility of n8n with the analytical power of GPT-4o and real-time data from CoinMarketCap. Let’s explore how it works, what it can do, and how you can use or expand it in your own applications.
   
   🧠 What Is the CoinMarketCap Crypto Agent Tool?
   
   At its core, this n8n workflow is an AI-powered analyst that receives user questions about cryptocurrencies and intelligently decides which tool or API to use based on the query intent. It's powered by GPT-4o from OpenAI and equipped with session memory, giving it the ability to handle natural language prompts like:
   
   - “What’s the current price of ADA?”
   - “Convert 2.5 BTC to USD.”
   - “Show top 10 coins by market cap.”
   - “Get the whitepaper for SHIB.”
   
   The workflow makes this possible by integrating six different endpoints from the CoinMarketCap API and turning them into intelligent, autonomous tools.
   
   ⚙️ API Tools and Capabilities
   
   The Crypto Agent connects to six live API tools, each responsible for a specific slice of cryptocurrency data:
   
   1. 🔍 Crypto Map (/v1/cryptocurrency/map)  
      Retrieve crypto IDs, symbols, and names. Useful for identifying tokens and their CoinMarketCap mapping.
   
   2. 📄 Crypto Info (/v2/cryptocurrency/info)  
      Fetches metadata, including descriptions, whitepapers, websites, and social links.
   
   3. 🏆 Crypto Listings (/v1/cryptocurrency/listings/latest)  
      Ranks the top cryptos by market cap. Supports pagination and value conversion (USD, EUR, etc.).
   
   4. 💰 CoinMarketCap Price (/v2/cryptocurrency/quotes/latest)  
      Provides current price, supply data, and trading volume.
   
   5. 🌍 Global Metrics (/v1/global-metrics/quotes/latest)  
      Returns aggregated market statistics like total market cap, 24hr volume, Bitcoin dominance, and the number of tracked assets.
   
   6. 🔁 Price Conversion (/v1/tools/price-conversion)  
      Enables conversions between cryptocurrencies and fiat currencies, such as “2000 DOGE to BTC.”
   
   ✅ How the Agent Works
   
   Once triggered by another workflow (such as a chatbot or dashboard query), the tool receives a user message and a session ID. These parameters help maintain conversational context and memory.
   
   The input is processed by the brain of the agent — OpenAI’s GPT-4o Mini— which interprets the user intent. Based on the prompt, it selectively utilizes the appropriate CoinMarketCap API tool.
   
   Each API call is made via @n8n/n8n-nodes-langchain.toolHttpRequest nodes, which handle query strings, headers, authentication, and description logic. The system message provided to GPT-4o includes a breakdown of tool capabilities and expected inputs to keep the AI’s decisions accurate and predictable.
   
   🗃️ Memory & Session Awareness
   
   The workflow includes a memory buffer node. This enables the agent to retain session context across multiple queries. For example, after asking “What’s the price of ETH?”, a follow-up question like “Convert that to EUR” would still make sense to the agent because of maintained state.
   
   📚 Usage Examples
   
   Here are some of the many real-world queries you can trigger:
   
   - “Convert 5 ETH to USD” → Uses the Price Conversion API  
   - “Which tokens are ranked between 10 and 20?” → Uses Crypto Listings with pagination  
   - “Show me Twitter and web links for PEPE” → Uses Crypto Info  
   - “Total crypto market cap today?” → Uses Global Metrics
   
   🔐 Authentication & Limits
   
   CoinMarketCap’s API requires a valid API key, passed via HTTP headers. The workflow supports generic header-based authentication and includes response codes handling like:
   
   - 200: OK  
   - 401: Unauthorized (check API key)  
   - 429: Rate limit exceeded  
   - 500: Server error
   
   You can throttle requests and paginate for large data queries to avoid hitting usage caps.
   
   🎯 Practical Applications
   
   - 📊 Investment dashboards
   - 🤖 Automated trading bots
   - 🛠️ Crypto customer support
   - 🧩 Modular AI finance agents
   - 📈 Analyst reporting tools
   
   The modular and low-code design of this n8n solution allows it to be embedded anywhere—from Slack bots to web dashboards or multi-agent systems.
   
   💡 Final Thoughts
   
   The CoinMarketCap_Crypto_Agent_Tool is a powerful demonstration of combining AI reasoning with live API integrations. In under 1000 nodes, it turns n8n into an intelligent crypto analyst capable of price lookups, market exploration, token metadata retrieval, and conversion—all in natural language.
   
   As the crypto world grows more complex, having tools that translate user intent into structured data insights will become paramount. With n8n and CoinMarketCap, you’re one automation away from being your own financial data scientist.
   
   —
   
   Want to try it yourself? Just plug in your CoinMarketCap API key, connect OpenAI, and start asking questions—your AI crypto analyst is ready.

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.