Real Agent Cases

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10 source-verified cases.

  • Turn a year of bank statements into a business expense spreadsheet with Claude CoworkRecreated promptEvidence: Described by poster

    Claude Cowork extracted and categorized business expenses from a year of statements across several accounts into a well-organized spreadsheet; after some back-and-forth the poster fixed a handful of items by hand.

    Claude Cowork · Data · Source date:

  • Find smarter buying patterns in office supply order history with Claude CodeRecreated promptEvidence: Described by poster

    Alex Hillman had Claude Code go through Indy Hall's paper products order history to suggest buying patterns that avoid costly last-minute orders.

    Claude Code · Data · Source date:

  • Analyze seven years of credit card statements with Claude CoworkRecreated promptEvidence: Screenshots or logs

    From seven years of monthly credit card statement PDFs in zip files, Claude Cowork returned an Excel file with 5,726 extracted, categorized transactions plus analysis; issues were vendor transaction IDs and some miscategorized vendors it wasn't told how to handle.

    Poster says:5,726 transactions categorized

    Claude Cowork · Data · Source date:

  • Let a whole team self-serve data via an agent-written schema guideRecreated promptEvidence: Described by poster

    Claude Code wrote a markdown guide to the company's data model and business terms from SQLMesh context and past queries; Hex's agent now answers the team's data requests, and the analyst hire was dropped.

    Claude Code, Hex agent · Data · Source date:

  • Merge provider price CSVs into one comparison table with Claude CodeRecreated promptEvidence: Described by poster

    Claude Code read several local CSVs of model prices from different providers and produced one organized comparison table grouped by provider.

    Claude Code · Data · Source date:

  • Automate a daily analytics summary to Slack with Claude CodeRecreated promptEvidence: Described by poster

    Claude Code set up a GitHub Actions cron that pulls PostHog data at 8am, summarizes it in Python and posts to Slack; the first report arrived the next morning.

    Claude Code · Data · Source date:

  • Turn X bookmarks and likes into a searchable knowledge baseRecreated promptEvidence: Described by poster

    The poster scraped all their X bookmarks and likes with Claude in Chrome and other tools, cleaned the linked pages with Firecrawl, and built a RAG chatbot over everything they had saved.

    Claude in Chrome, Vercel Agent Browser · Data · Source date:

  • Analyze every entry of a huge JSONL file with Claude Code subagentsRecreated promptEvidence: Described by poster

    Claude Code previewed the data, trimmed fields, defined a schema and ran hundreds of Haiku subagents over ~45 minutes so every entry in a large JSONL file was analyzed.

    Claude Code · Data · Source date:

  • Compare Claude Code, Codex and Gemini CLI on a 97k-message chat datasetRecreated promptEvidence: Described by poster

    The poster gave the same 97k-message WeChat dataset to Claude Code, Codex and Gemini CLI as analysts and published results with an evaluation table.

    Claude Code, OpenAI Codex CLI, Gemini CLI · Data · Source date:

  • Reproduce an economics paper's findings from replication data with ClaudeEvidence: Article or interview

    Given only the paper and its replication archive, Claude Sonnet 4.5 converted the STATA code to Python and reproduced the findings; the author spot-checked the results and GPT-5 Pro confirmed them.

    Claude (Sonnet 4.5) · Data · Source date: