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How I Automated My Competitor Research With One API (And ...
LEO o · 2026-06-01 · via DEV Community

LEO o

I spent six months building my own SERP scraper. It was a disaster.
The short version:
Month one: Excited. Wrote a beautiful Python scraper with async requests.
Month two: Google started blocking me. Added proxies.
Month three: CAPTCHAs appeared. Added a solving service.
Month four: Google changed their HTML structure. My parser broke.
Month five: Fixed everything. Felt like a hero.
Month six: Google changed their HTML structure again. I gave up.
This is the story of what I built after that, and why I'll never build another web scraper again.
The Project: A Competitor Intelligence Dashboard
I run a small SaaS product, and I needed to know three things about my competitors:
What keywords are they ranking for?
What content are they publishing?
How are their organic rankings changing over time?
The manual approach meant opening incognito tabs, typing queries, scrolling through results, and taking notes. It worked for five competitors. But I wanted to track twenty. And I wanted to do it weekly.
So I built a dashboard.
The Architecture
Three components:
A scheduler that runs weekly on Monday morning
A SERP API that fetches Google results for my target keywords
A lightweight frontend that displays the changes over time
The interesting part was choosing the SERP API. I evaluated a few options:
SerpApi: The most well-known. Works great, but at $50/month for 5K requests, the cost adds up fast when monitoring hundreds of keywords.
Bright Data: Enterprise-grade. Also enterprise-priced.
Talordata: Found these guys through a Reddit thread. Same API structure as SerpApi, but priced at $27 for 30K requests with no monthly minimum.
The compatibility was the deciding factor. I had already written code against SerpApi's format while evaluating, and when I pointed Talordata's endpoint instead, everything just worked. Same parameters, same response shape.

import requests
from datetime import datetime

`API_KEY = "your_talordata_key"
KEYWORDS = [
    "best project management software",
    "task management tools 2026",
    "agile planning software",
]

def check_rankings(keyword):
    url = "https://serpapi.talordata.net/serp/v1/request"
    params = {
        "q": keyword,
        "engine": "google",
        "num": 20,
        "api_key": API_KEY,
    }
    resp = requests.get(url, params=params)
    data = resp.json()

    results = []
    for i, item in enumerate(data.get("organic_results", []), 1):
        results.append({
            "rank": i,
            "title": item["title"],
            "url": item["link"],
            "snippet": item.get("snippet", ""),
        })
    return results

def detect_changes(old, new):
    changes = []
    old_urls = {r["url"]: r["rank"] for r in old}
    new_urls = {r["url"]: r["rank"] for r in new}

    for url, rank in new_urls.items():
        if url not in old_urls:
            changes.append(f"New entry at rank {rank}: {url}")
        elif old_urls[url] != rank:
            direction = "up" if rank < old_urls[url] else "down"
            changes.append(f"Moved {direction}: {old_urls[url]}{rank}: {url}")

    return changes`

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The scheduler runs for all fifty keywords, stores results in SQLite, and sends a summary every Monday morning.
What I Learned
The data is more volatile than I expected. Rankings fluctuate day to day. Weekly snapshots give you signal without the noise. Anything more frequent than that is anxiety, not intelligence.
The hardest part isn't the API, it's what you do with the data. I spent more time designing alerts and the dashboard UI than integrating the API. The API call is three lines of code. Making sense of the results is where the real work lives.
Small competitors move faster than big ones. The most valuable insight wasn't about market leaders. It was spotting smaller competitors climbing the rankings with content angles I hadn't considered.
The right API choice removes an entire category of problems. I don't think about proxy rotation anymore. I don't debug HTML parsing. I don't maintain a CAPTCHA solver. That saves roughly a day of maintenance per month.
The Cost Breakdown
For 50 keywords tracked weekly: 200 API calls per month.
At the $27/30K plan, that's effectively zero. Eighteen cents.
Even scaling to 500 keywords with daily checks, I'd still be under $5/month in API costs. The limiting factor is my time to analyze the data, not the cost of acquiring it.
Why I'm Sharing This
As developers, we tend to build everything ourselves. It's pride, curiosity, the desire for control. I spent six months building a scraper because I thought "how hard can it be?"
The answer: harder than I thought. And completely unnecessary.
The API infrastructure market has matured to the point where for most common needs — search data, LLM access, email delivery, payment processing — there's a service that does it better, cheaper, and more reliably than anything you can build in-house.
The skill is no longer in building the infrastructure. It's in choosing the right infrastructure and composing it well.