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OpenAI Blog·Tutorial·2d ago·~3 min read

How finance teams use Codex

How finance teams use Codex

How finance teams use Codex See how finance teams can use Codex to build review-ready assets for monthly business reviews, reporting, variance analysis, and planning. With Codex, finance teams can just build things. Start with the close workbooks, revenue and expense dashboards, forecast updates, prior MBRs, and owner notes you already use. Codex can help turn that context into tangible assets your team can review, refine, and share, no coding required. Use it to spend less time assembling the first pass and more time shaping the story, checking the numbers, and preparing for the decisions ahead. Learn more about using Codex for everyday work in our on-demand webinar(opens in a new window). Ready to try Codex with real finance work? Start with a copy-ready prompt, then use the fully built example to see how that same prompt gets stronger with real files, systems, constraints, and review expectations. Each use case also includes suggested skills and plugins to help Codex work across your tech stack, so your team can get to a reviewable first pass faster and spend more time on the judgment, analysis, and decisions that matter. Turn close outputs, forecast updates, and owner commentary into a CFO-ready monthly business review narrative. - Review close workbooks, dashboards, forecast updates, prior MBRs, and owner notes. - Identify key variances, what changed since forecast, risks, and CFO prep questions. - Draft the narrative with source-backed numbers and owner follow-ups. Swap in the real month or quarter, business team, close workbook, dashboards, forecast update, prior MBR, and owner notes. Tell Codex what audience the narrative is for, which metrics matter most, and how every number should be cited. Ask it to flag missing support, stale prior-month language, risks, and CFO prep questions. Suggested plugins: Google Drive, SharePoint, Box, Spreadsheets, Presentations, Documents, Slack, Teams, Gmail, Outlook Email. Example: Prepare Acme’s April management business review story for the Enterprise Sales team. Use “April Close Workbook.xlsx,” “April Revenue Dashboard,” “April Forecast Update,” “March MBR Deck.pptx,” owner notes in “April MBR Owner Inputs,” #finance-close from April 22 through April 30, and any related close context I provide. Draft an executive-ready narrative with key revenue and expense variances, what changed since forecast, risks, CFO prep questions, and follow-ups by owner. Cite a workbook tab, dashboard, or source note for every material number. Create the draft as a Microsoft Word document named “Monthly Business Review Narrative.” Improve model reliability before high-stakes reviews by catching formula, structure, source, and assumption issues. - Review workbook structure, formulas, hardcodes, links, checks, and output tabs. - Make safe cleanup changes and flag assumptions that require finance-owner review. - Return a cleaned model where appropriate plus a severity-ranked QA memo. Swap in the actual model name, audience, and supporting source files. Tell Codex which tabs matter most, what kinds of cleanup are safe, and which business assumptions should not be changed without review. Ask for both a cleaned workbook and a severity-ranked QA memo. Suggested plugins: Spreadsheets, Google Drive, SharePoint, Box, Documents, Slack, Teams,…

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