Funnel Leasing

Funnel Leasing provides AI-infused CRM and property management software for multifamily (apartment) operators. The platform centralizes the leasing lifecycle from prospect to resident with a next-generation CRM, an AI Virtual Leasing Agent, voice AI insights, marketing automation, and a resident portal (Nestio ResApp), and integrates with property management systems including Yardi, RentManager, and Entrata. Funnel exposes a Customer API for single-account integrations (creating prospects, scheduling tours, and processing lease applications) and a Partner API for reusable, multi-customer integrations, plus an outbound webhooks surface. Formerly known as Nestio.

Funnel Leasing publishes 2 APIs on the APIs.io network. Tagged areas include Company, Real Estate, PropTech, Property Management, and Multifamily.

The Funnel Leasing catalog on APIs.io includes 1 event-driven AsyncAPI specification.

Funnel Leasing’s developer surface includes documentation, API reference, getting-started guide, authentication, pricing, support, and 11 more developer resources.

🌐 Visit website 📡 Source on GitHub
27.1/100 emerging Agent 23/100 agent aware Full breakdown ↓
scored 2026-07-20 · rubric v0.4
2 APIs 0 Features
CompanyReal EstatePropTechProperty ManagementMultifamilyLeasingCRMWebhooks

API Rating

API Evangelist API Evangelist Rating How this is scored →
scored 2026-07-20 · rubric v0.4
Composite quality — 27.1/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 10.0 / 20
Commercial Clarity 6.8 / 20
Operational Transparency 1.0 / 13
Governance 0.0 / 12
Discoverability 9.3 / 10
Agent readiness — 23/100 · agent aware
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 0 / 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 6 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 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/funnel-leasing: 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

Funnel Customer API

Single-customer integration API for the Funnel leasing platform — create prospects in the CRM, schedule property tours/appointments, and process lease applications. Resources in...

Funnel Partner API

Reusable, multi-customer integration API for partners and platform providers (not tied to a single customer account). Areas include Appointment Booking, Community Details, Prosp...

Event Specifications

Funnel Leasing Webhooks

ASYNCAPI

Resources

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 GettingStarted
GettingStarted
 Login
Login

Documentation 2

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

LLMsTxt
LLMsTxt

Design & Contract 5

Pagination, idempotency, versioning, errors, and events

Webhooks
Webhooks
 ErrorCatalog
ErrorCatalog
 Conventions
Conventions
 Lifecycle
Lifecycle
 Conformance
Conformance

Access & Security 2

Authentication, authorization, and security posture

Authentication
Authentication
 DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 2

Pricing, plans, and the legal terms of use

Pricing
Pricing
 PrivacyPolicy
PrivacyPolicy

Company 1

The organization behind the API

Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: funnel-leasing
name: Funnel Leasing
description: Funnel Leasing provides AI-infused CRM and property management software for multifamily (apartment) operators.
  The platform centralizes the leasing lifecycle from prospect to resident with a next-generation CRM, an AI Virtual Leasing
  Agent, voice AI insights, marketing automation, and a resident portal (Nestio ResApp), and integrates with property management
  systems including Yardi, RentManager, and Entrata. Funnel exposes a Customer API for single-account integrations (creating
  prospects, scheduling tours, and processing lease applications) and a Partner API for reusable, multi-customer integrations,
  plus an outbound webhooks surface. Formerly known as Nestio.
image: https://static.funnelleasing.com/archer/dist/assets/img/funnel-logos/favicon.png
url: https://raw.githubusercontent.com/api-evangelist/funnel-leasing/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- techstars
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-19'
tags:
- Company
- Real Estate
- PropTech
- Property Management
- Multifamily
- Leasing
- CRM
- Webhooks
apis:
- name: Funnel Customer API
  description: Single-customer integration API for the Funnel leasing platform — create prospects in the CRM, schedule property
    tours/appointments, and process lease applications. Resources include Appointments, Community, Discovery Sources, Document,
    Employee Group, Lease, Lease Transaction, Listings, Pricing Matrix, Prospect, and Quote. Authenticates with HTTP Basic
    (API key as username, blank password) over HTTPS.
  humanURL: https://developer.funnelleasing.com/apis/customer-api
  baseURL: https://api.funnelleasing.com
  tags:
  - CRM
  - Leasing
  - Prospects
  - Appointments
  properties:
  - type: Documentation
    url: https://developer.funnelleasing.com/apis/customer-api
  - type: Authentication
    url: https://developer.funnelleasing.com/apis/customer-api/authentication
- name: Funnel Partner API
  description: Reusable, multi-customer integration API for partners and platform providers (not tied to a single customer
    account). Areas include Appointment Booking, Community Details, Prospects & Leads, Communications & Chat, Tasks, Team
    Management, Custom Scoring, Renewal Status, and ResidentApp. Authenticates with HTTP Basic or a Bearer token.
  humanURL: https://developer.funnelleasing.com/apis/partner-api
  baseURL: https://api.funnelleasing.com
  tags:
  - Partner
  - Multi-tenant
  - Integrations
  properties:
  - type: Documentation
    url: https://developer.funnelleasing.com/apis/partner-api
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://funnelleasing.com/
- type: DeveloperPortal
  url: https://developer.funnelleasing.com/
- type: Documentation
  url: https://developer.funnelleasing.com/
- type: APIReference
  url: https://developer.funnelleasing.com/apis/customer-api
- type: GettingStarted
  url: https://developer.funnelleasing.com/apis/customer-api/authentication
- type: Authentication
  url: authentication/funnel-leasing-authentication.yml
- type: Webhooks
  url: asyncapi/funnel-leasing-webhooks.yml
- type: ErrorCatalog
  url: errors/funnel-leasing-problem-types.yml
- type: Conventions
  url: conventions/funnel-leasing-conventions.yml
- type: Lifecycle
  url: lifecycle/funnel-leasing-lifecycle.yml
- type: Conformance
  url: conformance/funnel-leasing-conformance.yml
- type: DomainSecurity
  url: security/funnel-leasing-domain-security.yml
- type: LLMsTxt
  url: llms/funnel-leasing-llms.txt
- type: Pricing
  url: https://funnelleasing.com/products/packages/
- type: PrivacyPolicy
  url: https://funnelleasing.com/privacy-notice
- type: Support
  url: https://funnelleasing.com/contact/
- type: Login
  url: https://nestiolistings.com/login/
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence