A 1-5 lead scoring rubric with lead cards sorted into trays

Quick answer

A lead scoring rubric template gives an AI classifier five clearly defined levels, from 1 (just browsing) to 5 (ready to buy), each tied to observable evidence such as what the lead asked for. Add a “not enough information” option, test the rubric on real leads, then use the scores to route hot leads, nurture cold ones and review uncertain ones.

Key takeaways

  • A rubric turns “is this lead any good?” into five clear levels
  • Each level needs observable evidence, not vague adjectives
  • Include an “not enough information” option
  • Test the rubric on real leads before you automate routing

This guide answers one question from our article OpenAI Decisions API Tutorial: Automate Lead Scoring and Spam Filtering: what should the rubric itself look like when you ask an AI to score leads?

📘 Main article: This guide supports our full article, OpenAI Decisions API Tutorial: Automate Lead Scoring and Spam Filtering. Read it for the complete picture.

Why does an AI classifier need a rubric?

Rubric or scale questions are one of the three formats the Decisions API supports, alongside yes/no and multiple choice. You define the levels and what each one means, and the model selects the best fit, with a confidence score.

The quality of the result depends almost entirely on how clearly you define those levels.

What does a good lead scoring rubric look like?

Use this template as a starting point.

ScoreLabelEvidence to look for
1Just browsingGeneral question, no mention of budget, timing or a specific product
2ResearchingAsks how something works or compares options, no timeline
3InterestedMentions a specific product or problem and a rough timeframe
4Sales-readyAsks about pricing, plans or a demo
5Ready to buyAsks for pricing and a call, or says they want to start now
0Not enough informationMessage too short or unclear to judge

How do you write evidence rules that work?

Vague levels such as “warm” or “good fit” cause inconsistent scores. Use rules that describe what is actually in the message.

⚠️ Warning: If two people would score the same lead differently with your rubric, an AI classifier will be inconsistent too. Tighten the wording first.

  • Describe what the lead said or asked, not how you feel about it
  • Use one main signal per level where possible
  • Keep levels mutually exclusive so only one fits
  • Add an escape option so the model is not forced to guess

How do you test the rubric before automating?

  1. Collect 30 to 50 real past leads, including awkward ones.
  2. Score them yourself first, without AI.
  3. Run the same leads through the classifier with your rubric.
  4. Compare: where do you and the model disagree?
  5. Rewrite the levels that cause disagreement.
  6. Repeat until agreement is high on clear cases.

How should scores drive your workflow?

Score and confidenceAction
4-5, high confidenceSend to CRM as a hot lead and alert you
1-2, high confidenceAdd to a nurture email sequence
3Add to a follow-up list for a personal reply
0 or low confidenceSend to human review

This mirrors the workflow in our main article, where low-confidence answers always go to a person.

What mistakes should you avoid?

  • Using more than five levels at the start
  • Mixing two signals in one level, such as “asked for pricing or has a big company”
  • Skipping the “not enough information” option
  • Automating before testing on real leads

Frequently asked questions

How many levels should a lead scoring rubric have?

Five plus an “unknown” option is a good balance between detail and consistency.

Can I use the same rubric for every product?

Usually you will need to adjust the evidence column for each offer, especially pricing signals.

What if the classifier disagrees with me?

Look at the wording of the level it chose. Disagreements usually point to vague or overlapping definitions.

Should I include company size or budget?

Only if your form collects it reliably. Do not ask the model to guess information that is not there.

How often should I update the rubric?

Review it whenever your offer, pricing or lead sources change.

The bottom line

A clear rubric is what makes AI lead scoring reliable. Define observable levels, add an escape option, test on real leads and keep people on the uncertain cases.

author avatar
Garry Knight
I'm Garry Knight, the person behind Prodify Digital. I write about email list building, email marketing, SEO, AI search and the tools that connect them. My aim is to make online marketing easier to understand, so creators and small business owners can make informed decisions about building an audience and keeping people engaged. Here you'll find straightforward guides and product reviews that explain what something does, where it fits and which limitations matter. The focus is on clear explanations and useful next steps—not hype, shortcuts or promises of easy earnings.
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