AI agent use cases
Every use case is scored out of 100 for proof, payoff, ease and cost. Filter to what fits you, then copy the prompt.
9 use cases
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52
Let a coding agent write most new features and fix defects 10x faster
Cisco rolled out OpenAI Codex across engineering and reports it wrote over 95% of the new features in its AI Defense product. Defect-fix throughput rose 10-15x, and the company says it saves more than 1,500 engineering hours a month.
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56
Migrate a 22-year WordPress blog with 5,500 posts to a static Hugo site in a day
Investor Brad Feld used Claude Code to export 5,530 posts from WordPress, convert them to Hugo, keep every old URL working and deploy to Vercel. He reports the move took about a day and the site now builds in under a minute.
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56
Turn repeat WordPress hosting chores into one-command agent skills
Austin Ginder of Anchor Hosting built 22 Claude Code skills that run tasks like site migrations, backups, malware cleanup and plugin patching across about 2,900 WordPress sites. A migration that took 20-30 minutes of hands-on terminal work now starts with one command and runs while he does other things.
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52
Split a giant legacy codebase into modules with an agent doing the grunt work
Nubank used Devin to help migrate an 8-year-old ETL monolith with over 6 million lines into smaller sub-modules, running many sub-tasks in parallel while engineers reviewed. The company reports an 8-12x engineering efficiency gain and over 20x cost savings on that work.
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53
Build a full roguelite bullet-hell game in 10 days with parallel coding agents
Adrian Bigaj of BigDevSoon ran up to eight Claude Code agents, linked to the Unity editor through MCP, to build the 2D roguelite Void Balls in 10 days. The project reached about 29,000 lines of C# with 88 test files, for around $50 a month in AI tools.
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55
Resolve 47,000 support tickets a month with an AI triage-and-reply workflow
Eric McNulty at Mercari built a large Zapier workflow that classifies every support ticket, pulls the matching policy text from Google Sheets, and drafts or sends replies, with low-confidence cases going to a person. It answers about 97% of tickets first and frees more than 3,000 agent hours a month.
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58
Automate payment support tickets end to end, cutting handling to about 70 seconds
Koralplay, an 85-person gaming software company led on this by COO Didier Caroff, built an n8n workflow that logs into its back office, looks up a stuck payment, checks regulatory status, replies to the customer and updates the ticket. About 70% of payment tickets in one market are now handled automatically, saving roughly 616 hours a week.
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58
Draft 80% of a government proposal in about 25 minutes from the solicitation file
Field Aerospace, an aircraft modification firm, built n8n workflows that split uploaded solicitations into sections, pull out every requirement, and draft responses from approved past-performance material. A first draft that used to take three or four people about two weeks now takes roughly 25 minutes.
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53
Build branded gift proposals in under a minute from a chat brief
Agency PromptGorillas built an n8n system for BeGlobal, a Dutch corporate-gifts company, where a chat agent collects the brief, GPT writes the product database query, and n8n fills a Google Slides template with matching products and images. Proposals that took hours now take about two minutes of staff time, and yearly offers rose from about 50 to nearly 500.