FINANCE
Vendor Spend Anomaly to Renegotiation Brief in Coda
Scans weekly BigQuery spend by vendor for anomalous cost spikes, then drafts a per-vendor renegotiation talking-points brief in Coda so procurement walks into the next call…
How it runs
The automated pipeline, trigger to output.
- TriggerWeekly schedule fires Monday morning
- ActionQuery spend grouped by vendor with baselinesBigQuery
- LogicFilter to vendors over variance threshold
- ActionDraft renegotiation talking points per vendorOpenAI
- ActionCreate one brief doc per vendorCoda
- OutputPost digest of new briefs to SlackSlack
What it does
Every Monday this workflow queries your spend warehouse in BigQuery, ranks vendors by week-over-week and trailing-90-day variance, and flags any vendor whose spend jumped beyond a configurable threshold. For each flagged vendor it generates a renegotiation brief in Coda containing the spend trend, the size of the overage, likely drivers, and three concrete talking points for the next contract conversation.
When to use it
Use it when procurement owns dozens of active vendors and cost creep hides in the aggregate P&L. It surfaces the specific vendors worth a renegotiation call this quarter and hands the buyer a ready-to-use prep doc instead of a raw spreadsheet.
How it works
- 1A weekly schedule kicks off the run.
- 2BigQuery returns spend grouped by vendor with current-period and baseline columns.
- 3A logic step filters to vendors exceeding the variance threshold.
- 4OpenAI drafts a structured talking-points brief per flagged vendor from the spend deltas.
- 5Coda writes one brief doc per vendor into the procurement workspace.
- 6Slack posts a digest listing the new briefs and the total flagged overage.
Set it up
What you configure once, before turning it on.
- 1Connect BigQueryDatasets, queries, schemas.
- 2Connect OpenAIModels, embeddings, files.
- 3Connect CodaDocs, packs, automations.
- 4Connect SlackChannels, DMs, threads, mentions.
- 5Set each agent's modelWe leave models unset so you pick the tier — fast + cheap, or top-quality.
- 6Tune it to your dataEdit the prompts, filters, and field mappings so it matches how your team works.
- 7Test, then turn it onRun once against a sample, confirm the output, then enable the trigger.
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This workflow drops into a full company template. Import the org, and this is one of the playbooks its agents run.

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