Bolt.new AI and FedEx API integration: Step-by-Step Guide 2025

You integrate Bolt.new with the FedEx API the same way you integrate any external API: you call FedEx’s REST endpoints from your Bolt.new server code using authenticated requests. Bolt.new itself doesn’t have a built‑in “FedEx connector.” You manually make HTTP requests to FedEx’s Shipping, Tracking, or Rates APIs, using OAuth 2.0 client‑credentials that FedEx issues from their Developer Portal. In Bolt.new, you store those FedEx credentials in environment variables, then write server routes that call FedEx’s endpoints using fetch or a standard HTTP client. That’s the entire flow at a high level.

 

What Integrating Bolt.new with FedEx API Actually Means

 

You’re simply building a small backend inside bolt.new that:

• Authenticates with FedEx using OAuth 2.0 Client Credentials.
• Sends REST requests to FedEx endpoints (Tracking, Rates, Shipments, Labels).
• Returns the results to your frontend or your automation logic inside the bolt.new workspace.

There is no special Bolt.new integration layer — it’s standard web API work inside a sandbox.

 

Step-by-step: How to do it cleanly in Bolt.new

 

When using terms like "OAuth 2.0 client credentials," it means FedEx gives you two secrets — a Client ID and a Client Secret — and you send them to FedEx’s auth server to get a temporary access token. That token is what you attach to every API request.

• Create a FedEx Developer Account — from developer.fedex.com.
• Create an App inside FedEx’s portal — this gives you Client ID and Client Secret.
• Enable the APIs you need (most commonly Tracking, Rates, Shipping).
• Copy the credentials and add them to Bolt.new’s environment variables panel (example: FEDEX_CLIENT_ID, FEDEX_CLIENT_SECRET).
• Write a small backend route in Bolt.new that fetches a FedEx OAuth token.
• Use that token to make your FedEx API request.

FedEx requires TLS/HTTPS, JSON bodies, and a valid OAuth token for every call. All standard, nothing exotic.

 

Example: Getting a FedEx OAuth Token inside Bolt.new

 

This example uses pure JavaScript in a Node-style backend (the typical Bolt.new server runtime).

// server/fedexAuth.js

export async function getFedExToken() {
  const tokenRes = await fetch(
    "https://apis.fedex.com/oauth/token",
    {
      method: "POST",
      headers: {
        "Content-Type": "application/x-www-form-urlencoded"
      },
      body: new URLSearchParams({
        grant_type: "client_credentials",
        client_id: process.env.FEDEX_CLIENT_ID,      // stored in Bolt env vars
        client_secret: process.env.FEDEX_CLIENT_SECRET
      })
    }
  );

  if (!tokenRes.ok) {
    throw new Error("FedEx OAuth failed: " + (await tokenRes.text()));
  }

  const data = await tokenRes.json();
  return data.access_token;   // valid ~60 minutes typically
}

 

Example: Call the FedEx Tracking API from Bolt.new

 

This shows how you wire Bolt.new’s backend route to FedEx’s REST API.

// server/tracking.js

import { getFedExToken } from "./fedexAuth.js";

export async function trackFedExPackage(trackingNumber) {
  const token = await getFedExToken();

  const res = await fetch(
    "https://apis.fedex.com/track/v1/trackingnumbers",
    {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
        "Authorization": `Bearer ${token}`
      },
      body: JSON.stringify({
        trackingInfo: [
          {
            trackingNumberInfo: {
              trackingNumber: trackingNumber   // your user's input
            }
          }
        ]
      })
    }
  );

  if (!res.ok) {
    throw new Error("Tracking failed: " + (await res.text()));
  }

  return await res.json();
}

 

Routing this through Bolt.new UI

 

You’ll typically expose a backend route or an API handler:

// server/routes.js

import { trackFedExPackage } from "./tracking.js";

export default function registerRoutes(app) {
  app.get("/api/track", async (req, res) => {
    try {
      const tracking = await trackFedExPackage(req.query.number);
      res.json(tracking);
    } catch (err) {
      res.status(500).json({ error: err.message });
    }
  });
}

 

In your Bolt.new frontend

 

Call the route like any other internal API:

// frontend/TrackForm.js

export async function fetchTracking(number) {
  const res = await fetch(`/api/track?number=${number}`);
  return await res.json();
}

 

Important Integration Notes

 

• Use environment variables in Bolt.new — never hardcode FedEx credentials.
• Sandbox vs Production: FedEx has separate base URLs for test and live. Make sure you switch them intentionally.
• OAuth tokens expire: caching them in memory is fine in Bolt.new prototypes.
• FedEx APIs are strict: request body must match their schema exactly; watch casing and nesting.

If you follow these steps, you have a fully working Bolt.new ↔ FedEx integration using real FedEx APIs, with proper authentication and clean code boundaries.