MadKudu

MadKudu is a predictive lead scoring and account intelligence platform for B2B sales and marketing teams, using AI-driven propensity modeling and dynamic scoring across fit, intent, and engagement signals to surface high-propensity accounts and people. Its developer surface (MadAPI) programmatically exposes account and person lookup, enrichment, activity, search, discovery, and organisation endpoints, plus a hosted Model Context Protocol (MCP) server for AI agents. MadKudu is now part of HG Insights (HG Sales Copilot). Originally backed by Partech and Techstars.

MadKudu publishes 2 APIs on the APIs.io network. Tagged areas include Company, Applicative Saas, Sales Intelligence, Lead Scoring, and Predictive Analytics.

MadKudu’s developer surface includes documentation, API reference, getting-started guide, support, authentication, sandbox, and 14 more developer resources.

🌐 Visit website 📡 Source on GitHub

26.9/100 emerging ▬ flat Agent 38/100 agent aware Full breakdown ↓
scored 2026-07-27 · rubric v0.5

AccessSelf serve

2 APIs 1 MCP Servers

CompanyApplicative SaasSales IntelligenceLead ScoringPredictive AnalyticsAccount IntelligenceData EnrichmentMCP

Kin Score

Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5

Composite quality — 26.9/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 14.3 / 20

Commercial Clarity 2.6 / 20

Operational Transparency 0.7 / 13

Governance 0.0 / 12

Discoverability 9.3 / 10

Agent readiness — 38/100 · agent aware

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 15

MCP Server 12 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 0 / 7

Typed Event Surface 0 / 6

Agent Skills 5 / 5

Well-Known Catalog 4 / 4

Consent & Bot Identity 0 / 3

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/madkudu: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 2

Individual APIs this provider publishes, each with its own machine-readable definition.

MadKudu API (MadAPI)

The current MadKudu API (MadAPI) exposes account and person lookup, full account/person details and activities, company hiring/job-posting enrichment, person contact enrichment,...

MadKudu Legacy Scoring API

The legacy MadKudu Scoring API returns customer-fit, likelihood-to-buy and lead-grade scores for accounts and persons. Authentication is HTTP Basic (API key as username); rate l...

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

Get Started 4

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

GettingStarted

GettingStarted

Login

Sandbox

Sandbox

Documentation 2

Reference material describing how the API behaves

Documentation

Documentation

APIReference

APIReference

Agent Surfaces 4

MCP servers, agent skills, and machine-readable catalogs

MCPServer

WellKnown

AgentSkill

LLMsTxt

Design & Contract 5

Pagination, idempotency, versioning, errors, and events

ErrorCatalog

Conventions

Lifecycle

DataModel

Conformance

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Access & Security 2

Authentication, authorization, and security posture

Authentication

Authentication

DomainSecurity

DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support

Support

Company 1

The organization behind the API

Website

Website

Source (apis.yml)

aid: madkudu
name: MadKudu
description: MadKudu is a predictive lead scoring and account intelligence platform for B2B sales and marketing teams, using
  AI-driven propensity modeling and dynamic scoring across fit, intent, and engagement signals to surface high-propensity
  accounts and people. Its developer surface (MadAPI) programmatically exposes account and person lookup, enrichment, activity,
  search, discovery, and organisation endpoints, plus a hosted Model Context Protocol (MCP) server for AI agents. MadKudu
  is now part of HG Insights (HG Sales Copilot). Originally backed by Partech and Techstars.
url: https://raw.githubusercontent.com/api-evangelist/madkudu/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- partech
- techstars
x-tier: stub
x-tier-reason: portfolio-lead
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
image: https://developers.madkudu.com/~gitbook/image
tags:
- Company
- Applicative Saas
- Sales Intelligence
- Lead Scoring
- Predictive Analytics
- Account Intelligence
- Data Enrichment
- MCP
apis:
- name: MadKudu API (MadAPI)
  description: The current MadKudu API (MadAPI) exposes account and person lookup, full account/person details and activities,
    company hiring/job-posting enrichment, person contact enrichment, advanced account and person search, sourcing provider
    discovery, and tenant organisation/value-prop endpoints. Authentication is via an X-API-Key header; rate limiting is credit-based
    (HTTP 429 on exhaustion).
  humanURL: https://developers.madkudu.com/api
  baseURL: https://madapi.madkudu.com
  tags:
  - Sales Intelligence
  - Enrichment
  - Search
  properties:
  - type: Documentation
    url: https://developers.madkudu.com/api
  - type: Authentication
    url: authentication/madkudu-authentication.yml
  - type: ErrorCatalog
    url: errors/madkudu-problem-types.yml
  - type: Conventions
    url: conventions/madkudu-conventions.yml
  - type: DataModel
    url: data-model/madkudu-data-model.yml
  - type: Sandbox
    url: sandbox/madkudu-sandbox.yml
- name: MadKudu Legacy Scoring API
  description: The legacy MadKudu Scoring API returns customer-fit, likelihood-to-buy and lead-grade scores for accounts and
    persons. Authentication is HTTP Basic (API key as username); rate limited to 600 requests per endpoint per minute (HTTP
    429 when exceeded).
  humanURL: https://developers.madkudu.com/legacy-api
  baseURL: https://api.madkudu.com
  tags:
  - Lead Scoring
  - Predictive Analytics
  properties:
  - type: Documentation
    url: https://developers.madkudu.com/legacy-api
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://madkudu.com/
- type: DeveloperPortal
  url: https://developers.madkudu.com/
- type: Documentation
  url: https://developers.madkudu.com/getting-started
- type: APIReference
  url: https://developers.madkudu.com/api
- type: GettingStarted
  url: https://developers.madkudu.com/getting-started
- type: MCPServer
  url: mcp/madkudu-mcp.yml
- type: GitHubOrganization
  url: https://github.com/MadKudu
- type: Support
  url: mailto:support@madkudu.com
- type: Login
  url: https://msi.madkudu.com/
- type: Authentication
  url: authentication/madkudu-authentication.yml
- type: ErrorCatalog
  url: errors/madkudu-problem-types.yml
- type: Conventions
  url: conventions/madkudu-conventions.yml
- type: Lifecycle
  url: lifecycle/madkudu-lifecycle.yml
- type: DataModel
  url: data-model/madkudu-data-model.yml
- type: Sandbox
  url: sandbox/madkudu-sandbox.yml
- type: Conformance
  url: conformance/madkudu-conformance.yml
- type: WellKnown
  url: well-known/madkudu-well-known.yml
- type: DomainSecurity
  url: security/madkudu-domain-security.yml
- type: AgentSkill
  url: skills/_index.yml
- type: LLMsTxt
  url: llms/madkudu-llms.txt
x-enrichment:
  date: '2026-07-20'
  status: enriched
  artifacts_added: 13
  pass: local-v1