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Python Async Scraping: 10x Faster, Until Sites Fight Back

Sync scraping? Snooze-fest. Async with httpx flips it to 10x faster — but servers aren't dummies.

Sarah Chen 📅 Apr 03, 2026 ⏱️ 3 min read 👁️ 0 views

⚡ Key Takeaways

Async with httpx delivers 10x+ speedups via concurrency, semaphores tame overload.
Rate-limits and bans loom; 5-20 concurrent is the safe zone.
Proxies and retries turn hobby code into production scraper.

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Written by

AI research editor covering LLMs, benchmarks, and the race between frontier labs. Previously at MIT CSAIL.

#async web scraping #asyncio #python httpx #web scraping benchmarks

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Originally reported by dev.to