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Wappalyzer

Know what any website runs on

MCPAPINative readiness
About

What is Wappalyzer

Wappalyzer analyzes public signals from websites to identify the technologies running on them — from CMS and e-commerce platforms to web servers and CRM tools. It's built for SDRs, BDRs, RevOps teams, and GTM leads at mid-market and enterprise companies who need to filter and target prospects by the tools they actually use. The standout capability is technology-change tracking: Wappalyzer can alert you when a target account adopts or drops a specific platform, turning a static list into a live signal feed. It also supports CRM enrichment and email verification, and exposes a public API that plugs into Zapier, Make, and Pipedrive workflows. That said, Wappalyzer is a data layer, not a full sales engagement platform — you'll need separate tooling for sequencing, outreach, and contact-level prospecting beyond email verification.

Capabilities

Key features

Tech-stack lookup

detects which tools a target company uses

Native team chat integration

first-party connectors, no middleware required

Data

verified emails, firmographic + tech-stack data

Webhooks + no-code automation support

fits any iPaaS or workflow chain

Our verdict

Vanderbuild take

Wappalyzer is the clearest pure-play technographic data tool we've seen in the Technology Lookup and Data Enrichment subcategory — if your SDRs, BDRs, or RevOps team are building lists based on what software a prospect runs, this is the most direct path to that signal. The MCP server support puts it in native agentic territory, meaning AI agents can call Wappalyzer lookups directly as part of an orchestrated outbound workflow without any custom wrapping — that's a real differentiator at the infrastructure level. Budget-wise, the free tier gets you 50 lookups a month, but any team doing this at scale will land at $250–$450/month quickly, so plan for that cost from the start. The honest limitation: Wappalyzer stops at the technology layer — it doesn't provide firmographic depth, contact records beyond email verification, or sequencing, so you'll be stitching it into a broader stack rather than running it solo.

Mateusz Sekta
Founder, vanderbuild
The wedge

Agentic stack profile

MCP server
Yes

Live MCP server — agents can call this tool directly.

Wappalyzer offers a native Model Context Protocol (MCP) server with a publicly documented hosted endpoint at https://mcp.wappalyzer.com/mcp.

Open MCP →
API
REST

Programmatic access available.

REST API — straightforward to call from any agent or workflow tool. Rate limits and auth vary by plan.

API docs →
Agentic readiness
Native

Built for agents from the ground up.

MCP server + agent-friendly API + at least one autonomous workflow out of the box. The bar for 'Native' is high — only a handful of tools currently qualify.

Stack role
Enricher

Where this tool slots into an agentic pipeline.

Plays the role of Enricher in an agentic pipeline. Use it to add firmographic, technographic, and signal data to a lead row on the fly.

Compare

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Answers

Frequently asked questions

Does Wappalyzer have an MCP server?

Yes — Wappalyzer exposes a Model Context Protocol server. Wappalyzer offers a native Model Context Protocol (MCP) server with a publicly documented hosted endpoint at https://mcp.wappalyzer.com/mcp. See the MCP docs at https://mcp.wappalyzer.com/mcp.

Does Wappalyzer have a public API?

Yes — Wappalyzer ships a REST API. Docs: https://www.wappalyzer.com/docs/api/v2/basics/.

How much does Wappalyzer cost?

Wappalyzer: pricing is freemium, expect higher tier ($$$) spend. Full pricing page: https://www.wappalyzer.com/pricing/.

Who is Wappalyzer best for?

Wappalyzer is built for SDR / BDR, RevOps, GTM Lead. Fits Mid-market (50-500), Enterprise-sized teams.

How well does Wappalyzer fit an agentic sales stack?

Tier: Native. Has both an MCP server and an agent-friendly API — drops into an agentic stack with minimal glue code.

Quick spec
MCP serverYes
ReadinessNative
Stack roleEnricher
Pricing
Freemium
$$$
Vendor pricing →
Ideal customer
Growth stage
Scale-up · Enterprise
Company size
Mid-market (50-500) · Enterprise
Best for
SDR / BDR · RevOps · GTM Lead