DEV Community

Cover image for ๐Ÿ› ๏ธ From LLM to Action Agent: How We Gave ChatGPT Superpowers with ToolAgent (MultiMindSDK)
MultiMind SDK
MultiMind SDK

Posted on

๐Ÿ› ๏ธ From LLM to Action Agent: How We Gave ChatGPT Superpowers with ToolAgent (MultiMindSDK)

What if GPT-4 could actually do things โ€” not just talk?

๐Ÿ˜ค The Problem We Faced

We were building AI assistants for real-world use cases:

  • AI doctors that need to fetch patient data
  • AI agents that book tickets via APIs
  • Internal tools that need to query CRMs or run math

But GPT-4 and other LLMs hit a wall โ€” they could talk, but not act.
They had no idea how to run real functions, query live data, or trigger tools.

Thatโ€™s when we built ToolAgent โ€” a plug-and-play LLM wrapper in MultiMindSDK that gives ChatGPT the ability to run code, APIs, or custom tools โ€” cleanly, flexibly, and reliably.


๐Ÿง  What Is ToolAgent?

ToolAgent is a smart class that wraps any LLM (like GPT-4, Claude, Mistral, etc.) and gives it access to real tools โ€” your Python functions, APIs, microservices, even CLI commands.

Instead of replying โ€œI canโ€™t do that,โ€ your LLM will actually run your tool, pass the result into the response, and behave like an agent.


โœจ Live Example: Let ChatGPT Check the Weather

from multimind.client.agent_client import AgentClient

def get_weather(location: str) -> str:
    return f"Weather in {location}: 25ยฐC, Sunny"

agent = AgentClient(model="gpt-4", tools={"get_weather": get_weather})
response = agent.run("What's the weather in Berlin?")
print(response)

Enter fullscreen mode Exit fullscreen mode

โœ… Detects tool call
โœ… Passes input params
โœ… Returns live tool response in the chat

Now GPT-4 isnโ€™t hallucinating weather โ€” itโ€™s calling your real function.


๐Ÿ’ฅ Why It Changed Everything for Us

Before ToolAgent:

  • Agent logic was fragile
  • Tools were hardcoded or flaky
  • Every project had different integration hacks

Now with ToolAgent:

  • We write once, plug anywhere
  • No boilerplate
  • Models + tools work together like magic
  • Can scale it to any LLM or frontend easily

๐Ÿ”Œ Real Use Cases Weโ€™ve Shipped

  • ๐Ÿงฎ Calculator tool for financial assistants
  • ๐Ÿ”Ž Google Search API for content agents
  • ๐Ÿ“Š Stock price checkers
  • ๐Ÿง  Vector DB search for retrieval-based LLMs
  • โš™๏ธ Company-specific APIs (internal tools)
  • ๐ŸŒ ChatGPT + tools on websites using PyScript/Node

Perfect for hackers, makers, and startups.


๐Ÿ“ฆ Install It Now

pip install multimind-sdk
# or
npm i multimind-sdk
Enter fullscreen mode Exit fullscreen mode

Start building GPT agents that do things, not just say things.


๐Ÿš€ ToolAgent = ActionGPT

If you're building:

  • ChatGPT with APIs
  • RAG with tools
  • Agents that do real work

Then ToolAgent is your best friend.


๐ŸŒ Connect with Us


#LLM #AI #OpenSource #ToolAgent #ChatGPT #Python #APIAgents #MultiMindSDK #AgenticAI #Makers
Enter fullscreen mode Exit fullscreen mode

Top comments (0)