Economic History data API — search, random, bulk endpoints.

Economic history: GDP data back to 1800, financial crises, trade patterns, industrialization and monetary history.

Economic History API — intelligence and analytics for AI agents.

Score economic inclusion levels from financial access data

Economic Indicator Intel API — intelligence and analytics for AI agents.

Calculate economic order quantity for inventory

Calculate EOQ from holding and ordering cost data

Track economic surprise indices with release vs consensus, trend and market impact correlation

10 core economics terms — GDP, inflation, supply and demand, monetary policy — with formulas and real-world context.

Calculate in-game economy efficiency from resource metrics

Score ecosystem based fisheries management implementation

Generate partner and ecosystem maps

Ecosystem health metrics — partner count, integration depth and ecosystem revenue contribution. Built for AI analytics agents.

Calculate ecosystem resilience metrics from disturbance data

Ecosystem Services API — intelligence and analytics for AI agents.

6 remarkable ecosystems — Amazon, Great Barrier Reef, Serengeti, Mariana Trench — with area, biodiversity, and threats.

Score ecotourism operation sustainability certification criteria

Calculate EASI scores from eczema clinical assessment data

Score emergency department bed capacity utilization

Score emergency department disposition appropriateness

SEC EDGAR filings x402

Edge Ai Api API — intelligence and analytics for AI agents.

Edge Ai Intel API — intelligence and analytics for AI agents.

Score AV edge case test scenario coverage

Calculate edge computing resource requirements for IoT workloads

Edge Computing Intel API — intelligence and analytics for AI agents.

Score edge device video inference performance quality

Calculate Levenshtein edit distance and string similarity for fuzzy matching and spell checking.

Score editorial calendar coverage and content diversity

Estimate editorial-queue stress using revision load, asset readiness, staffing coverage, and release pressure.

Edtech Efficacy API — intelligence and analytics for AI agents.

Edtech Platform API — intelligence and analytics for AI agents.

EdTech platform comparison: LMS features, student engagement metrics, accessibility compliance, pricing and implementati

Edu Content Qual intelligence API providing comprehensive data, analytics, scoring, benchmarks, comparison tools, trend

Edu Content Qual API — intelligence, analytics and data services for AI agents and automated workflows.

Edu Finance Intel API — intelligence and analytics for AI agents.

Live education level intel data and intelligence for agents and automated workflows

Education Policy API — intelligence and analytics for AI agents.

Education policy: per-pupil spending, test scores, graduation rates, teacher pay, charter vs traditional comparisons.

Live education roi intel data and intelligence for agents and automated workflows

Grade calculator, age calculator and unit converter for students and educators. Built for AI education agents.

Score educational attainment gaps from demographic data

Educational video: topic search, quality scoring, difficulty grading and teacher recommendations.

Score EEG signal artifact contamination levels

Calculate EEG frequency band power from time series data

Calculate effect sizes for research studies

Calculate Cohen d and other effect size measures

Calculate Cohen's d, Hedges' g, Glass's delta and Cohen's h from group data or summary statistics.

Effective Tax Rate Calculator

Calculate efficient frontier portfolios from asset return data