Marketing APIs.
Marketing APIs pull the numbers a campaign runs on — domain and competitor analysis, keyword clustering, email deliverability scoring, link and QR generation. Data your growth stack can query directly instead of exporting from four dashboards.
Also called growth APIs, campaign APIs, lead enrichment APIs or martech APIs31 services in this categoryMarketing APIs
31 servicesBasic OG Image Generator API
Generate Open Graph PNGs from JSON with title, subtitle, description, and brand colours. Returns a file or signed URL for social preview cards.
ApyHubVerifiedHosted on ApyHubMarket Trends and Growth Forecasting API
Analyze a website for market trends, opportunity score, differentiation, and growth potential. Built for product research and competitor review.
Sumalya APIsVerifiedIntelligent Competitor Mapping API
Send a website URL and get its industry, niche and main competitors, each with an overlap score and a reason, plus a differentiation strategy. Try it free.
Sumalya APIsVerifiedCompany KYB Lookup API
Verify companies by LEI, VAT, name, and country. Returns a JSON envelope with success status and lookup results for KYB and onboarding checks.
US Trademark Registry & Analytics API
Search and verify US trademarks by name. Returns status, jurisdiction, ownership transfer history, and portfolio analytics for brand clearance.
Dosvak LLCFind Similar Sites by Domains API
Find domains related to any given website, with an optional result limit. Built for SEO research, competitor discovery, and prospecting.
Dosvak LLCGet Top Domains by Country API
Get the top domains for any country, sorted by coverage or rank. Built for SEO research, market analysis, and tracking local web popularity.
Dosvak LLCExtract Website Contact Info API
Crawl a website and extract emails, phones, addresses, business names, named entities, and social profiles for lead enrichment and prospecting.
Dosvak LLCGenerate Branded QR Code API
Create QR code images from text or URLs with optional logo overlay and color controls. Returns binary output for branded print and digital use.
Dosvak LLCExpand Related Keywords API
Expand one keyword into related suggestions with scores and pair counts. Built for SEO research, content planning, and ad group expansion.
Dosvak LLCSearch Domains by Keyword API
Find domains by keyword intent. Returns ranked domains with a score, matched keywords, and total hits for search and brand naming workflows.
Dosvak LLCDomain Authority Checker API
Look up authority-style metrics for any domain and get score fields plus source data. Built for SEO analysis, outreach, and competitor research.
Dosvak LLCWhich Marketing API do you need?
The question you arrived with, and the endpoint that answers it.