How CostSignals Builds Cost Estimates

CostSignals publishes 7,800+ across home services, legal, finance, and B2B. Our methodology pages explain the data sources, formula patterns, and quality controls behind those estimates.

Methodology Summary

We maintain methodology coverage across 4 verticals, spanning 72 published categories and 1,911 cited source references. Each vertical page documents how CostSignals combines base costs, user inputs, and location adjustments to produce estimate ranges.

Home Services

7,104 published calculators, 27 categories, and 1,221 cited data sources.

Methodology subset documents 367 calculators.
  • RSMeans (283 citations)
  • HomeGuide (179 citations)
  • Angi (40 citations)
View Home Services methodology

Legal

360 published calculators, 13 categories, and 234 cited data sources.

Methodology subset documents 79 calculators.
  • Insurance Information Institute (13 citations)
  • Bureau of Labor Statistics (11 citations)
  • Insurance Industry Data (4 citations)
View Legal methodology

Finance

119 published calculators, 16 categories, and 237 cited data sources.

Methodology subset documents 79 calculators.
  • Federal Reserve (28 citations)
  • CFPB (16 citations)
  • Bureau of Labor Statistics (15 citations)
View Finance methodology

B2B

210 published calculators, 16 categories, and 219 cited data sources.

Methodology subset documents 73 calculators.
  • Gartner (16 citations)
  • Forrester (3 citations)
  • Published pricing from OpenAI, Anthropic, Jasper, and Writer enterprise plans (Q1 2026) (1 citations)
View B2B methodology