04 / Blog

Notes on scoring, features, and why reps stop trusting their pipeline.

Short essays on predictive scoring, CRM data quality, SHAP explainability, and what we're learning building ax1om.

lead-scoring ·clay ·workflow

Clay's AI scoring is still rules-based. Here's what's missing.

Prompt-based lead scoring in Clay workflows is still rules-based, just written in natural language. Here's how a predictive API endpoint upgrades the scoring step from subjective to statistical.

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lead-scoring ·feature-importance ·crm

The 7 CRM fields that actually predict B2B lead conversion

Feature importance analysis on 16,600 real B2B leads reveals which CRM fields drive conversion predictions. Spoiler: it's not page views or email opens.

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explainability ·shap ·ml

Feature Stability Score: the metric your model's explainability is missing

Accuracy tells you the model works. SHAP tells you why. Feature Stability Score tells you whether that why will still hold next quarter. A 2026 paper introduced the formula. Here's why it matters for GTM scoring.

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lead-scoring ·case-study ·ml

How a B2B software company used ML scoring to fix its pipeline

A B2B software company replaced its traditional lead scoring with a Gradient Boosting model trained on 4 years of CRM data. 98.39% accuracy. Here's what happened.

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lead-scoring ·ml ·rules-based

Why rules-based lead scoring fails, and what to replace it with

Rules-based scoring is an opinion in a spreadsheet. ML scoring is what your data actually shows. A case study from a B2B software company with 16,600 lead records explains why.

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