B2B Intelligence API — Static JSON Data Layer

B2B Data Index Research Team

Static JSON API — v1

B2B Intelligence
API Layer

Structured JSON intelligence files covering 187 B2B markets, cold email benchmarks, compliance data, and per-market intelligence. No authentication. No rate limits. Served via Cloudflare CDN.

187

B2B Markets

Compliance Countries

2,800+

Benchmark Rows

Industry Verticals

Auth Required

API Endpoints

All endpoints are static JSON files — no server, no API key, no rate limits.

187 markets markets.json

All B2B market pages — slug, record count, compliance tier, benchmarks, top industries. The index file for programmatic access to the intelligence graph.

View JSON GET https://b2bdataindex.com/api/v1/markets.json

2,800+ rows benchmarks.json

Cold email performance benchmarks by country, industry, and job title seniority level. Open rate, reply rate, bounce target, best send day and time.

View JSON GET https://b2bdataindex.com/api/v1/benchmarks.json

44 countries compliance.json

B2B cold email compliance matrix. Law, consent type, enforcement body, penalty maximum, tier classification (permissive / moderate / strict).

View JSON GET https://b2bdataindex.com/api/v1/compliance.json

14 industries industries.json

All 14 B2B industry verticals — decision makers, buying triggers, pain points, sector clusters, benchmark performance, strategy notes.

View JSON GET https://b2bdataindex.com/api/v1/industries.json

50 files intelligence/[slug].json

One JSON intelligence file per B2B market. Full structured data: decision maker profile, buying cycle, pain points, compliance, benchmarks, culture notes, and facts.

View JSON GET https://b2bdataindex.com/api/v1/intelligence/

API reference schema.json

OpenAPI-style documentation of the entire API surface — field definitions, record counts, example URLs, data sources, and usage examples.

View JSON GET https://b2bdataindex.com/api/v1/schema.json

Static-first architecture: All files are pre-generated at build time and served from Cloudflare Pages CDN. This means sub-50ms response times globally, 100% uptime, and zero authentication friction. The trade-off is that data reflects the most recent build — updated quarterly.

Usage Examples

Fetch and filter in any language — plain GET requests, no SDK required.

Find all markets in MENA region

fetch("/api/v1/markets.json")
  .then(r=>r.json())
  .then(d=>d.filter(m=>m.region==="MENA"))

Get Singapore intelligence

fetch("/api/v1/intelligence/singapore.json")
  .then(r=>r.json())

Cold email benchmarks: Germany, Tech, C-suite

fetch("/api/v1/benchmarks.json")
  .then(r=>r.json())
  .then(d=>d.filter(b=>
    b.market==="germany" &&
    b.industry==="technology-software" &&
    b.job_title_level==="c-suite"
  ))

All permissive-tier markets for outreach

fetch("/api/v1/compliance.json")
  .then(r=>r.json())
  .then(d=>d.filter(c=>c.tier==="permissive"))

Data Sources and Methodology

How the intelligence data is compiled and validated.

Database metadata — record counts, verification rates, and industry distributions are derived from LeadsBlue database specifications (leadsblue.com). All figures are verified at the quarterly refresh cycle.

Compliance data — sourced from primary regulatory publications: GDPR.eu, FTC CAN-SPAM guidance, ICO UK GDPR documentation, CNIL guidelines, CRTC CASL documentation, and country-specific data protection authority publications. Last reviewed 2026-07-20.

Cold email benchmarks — derived from aggregate campaign performance data, cross-referenced with published benchmarks from Campaign Monitor, Mailchimp, and Instantly. Adjusted by country, industry vertical, and job title seniority. All figures represent realistic ranges, not guarantees.

Market intelligence — researched and written by the B2B Data Index Research Team. Country strategy notes, culture context, and hub city data reflect current market conditions as of 2026.

Attribution Required

Using this API in your product?

Attribution to b2bdataindex.com is required when this data is used in commercial products or published research. For bulk data licensing or custom intelligence extracts, visit LeadsBlue.

Read Methodology