Agents In UseBuilding, testing, debugging and maintaining software or infrastructure, with code review and checks before changes reach users.
424 use casesShowing 97–120
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news.ycombinator.comClaude Code drafted image collection, labeling and PyTorch prediction tools for a subway-status app, but the author needed substantial manual fixes.
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Claudevia Claude Codenews.ycombinator.comClaude Code coordinates implementation lanes, review and CI before a lander merges and deploys; the author handles decisions and periodically checks the product.
AddedClaudevia Claude Codenews.ycombinator.comClaude Code helped restore a PRQL PostgreSQL extension using upstream source inspection and existing tests; the maintainer then manually refactored it.
AddedClaudevia Claude Codenews.ycombinator.comOssature’s author used specification audits and scoped build-plan tasks to build a CHIP-8 emulator, saving prompts and responses rather than relying on chat history.
Added Ossaturenews.ycombinator.comCodex extracted and analyzed pi sessions to shape an outer guidance prompt; the author reported mixed results and reduced check-in time on a game.
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Codexnews.ycombinator.comMillrace runs a governed loop that ports Python releases to Rust, checks parity and publishes validated versions; the underlying agent is unnamed.
Added Millracenews.ycombinator.comAn agent-swarm contributor used AI to generate TLA+ specifications and explain them, then turned counterexamples into failing tests and fixes.
Added Unspecified AI agentnews.ycombinator.comA solo developer used separate Cursor architect and programmer windows, with written instructions preceding implementation, and reported less architectural drift.
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ploy.aiPloy corrected evaluation assumptions, reran homepage redesign comparisons, and examined tool-call failures before adopting GPT-5.6 Sol for its website agent.
Added Ploy agentnews.ycombinator.comA founder developed Linkeme.ai from LinkedIn automation into a multi-platform publishing product, then migrated its workflows to AWS using Cline.
Added Clinenews.ycombinator.comSafronov reported an instant tax-file download at the library. Engye grew to support sending and collecting files, clipboard sharing and a virtual drive.
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simonwillison.netLin reported a peak of approximately 2,000 concurrent agents. FastRender displayed GitHub, Wikipedia and CNN pages, but JavaScript remained disabled and the project was a research experiment.
AddedCursornews.ycombinator.comSharma reports 8.99x over PyTorch eager and 87.9% of theoretical peak memory bandwidth on a 6GB GPU after adding verification gates; the excerpt does not independently verify those figures.
Added KARMA LLM agentsnews.ycombinator.comClaude, Codex and Gemini helped build GWZ, a multi-repository workspace tool with familiar Git-style commands, recoverable state and an embeddable Rust core.
AddedClaudenews.ycombinator.comThe author reports an increase from 12 MB/s scalar throughput to about 48 MB/s, followed by just over 100 MB/s after six hours of further optimisation. Full benchmark methodology is not supplied.
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Hermes AgentSkyvern added planning and goal validation to browser automation, then reported 85.85% accuracy in a cloud-based WebVoyager evaluation with documented dataset changes.
Added Skyvernnews.ycombinator.comThe author reports App Store approval exactly 60 days after starting an empty repository, with a global PM2.5 map, charts and sensor integration. He says native iOS and Android apps were live.
Added Unspecified coding agentnews.ycombinator.comAn author generated a Rust desktop Indian-stock viewer in three days using Claude Code and OpenCode, with NSE report downloads and SQLite storage.
AddedClaudevia Claude Codenews.ycombinator.comA builder directed a Claude-based OpenClaw agent through a Solana music-token platform build, reporting mainnet deployment in roughly seventy-two hours.
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OpenClawvia Claude-based agent in OpenClawnews.ycombinator.comA freelancer scopes parallel Claude Code sessions around selected rules, plan approval, code and UI review, tests and documentation updates.
AddedClaudevia Claude Codenews.ycombinator.comThe author and Claude Code built sixel.email for owner-only agent email and validated replies, then used inbox polling as a heartbeat to detect when the agent goes offline.
AddedClaudevia Claude Codenews.ycombinator.comA nontechnical founder manually mapped startups, moved a directory from Lovable to Claude Code, learned its data tools and supplied the simpler solution to a logo-loading performance problem.
AddedClaudevia Claude Codenews.ycombinator.comAn experienced developer used Claude Code to translate phonetics research into a Klatt-style synthesis runtime, retaining ownership of specifications, architecture and corrections to domain errors.
AddedClaudevia Claude Codenews.ycombinator.comThe author expanded Neuberg from 30 to 516 panels with Claude Code and reviewed and integrated the code. Most newly added panels use seeded or simulated data; the core 30 use real data.
AddedClaudevia Claude Code