Signpost

Signpost provides AI-powered and live virtual receptionist and answering services for small businesses, with a focus on home-services contractors such as HVAC, plumbing, electrical, and roofing companies. The platform captures and responds to inbound calls, texts, and messages across phone, text, Angi, Thumbtack, and Facebook, unifies every conversation in a single messaging inbox, and integrates with CRM and scheduling systems so businesses never miss a lead. Signpost is backed by GV (Google Ventures). As of this profile it publishes no public developer API surface; this company record captures its identity, security posture, and compliance program.

Signpost is profiled on the APIs.io network. Tagged areas include Company, Enterprise, Virtual Receptionist, Answering Service, and Small Business.

Signpost’s developer surface includes pricing, signup flow, support, engineering blog, and 13 more developer resources.

🌐 Visit website 📡 Source on GitHub
21.5/100 emerging ▬ flat Agent 4/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyEnterpriseVirtual ReceptionistAnswering ServiceSmall BusinessHome ServicesCommunicationsCRMLead ManagementMessaging

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 21.5/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 1.3 / 20
Commercial Clarity 12.1 / 20
Operational Transparency 1.4 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 4/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 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/signpost: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Security Posture 3

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Signpost Domain Security

TLSv1.3 · DMARC

SECURITY

Signpost Vulnerability Disclosure

contact published

SECURITY

Signpost Trust Center

SOC 2, ISO 27001

SECURITY

Resources

Get Started 2

Portal, sign-up, and the first successful call

SignUp
SignUp
 Login
Login

Agent Surfaces 2

MCP servers, agent skills, and machine-readable catalogs

WellKnown
WellKnown
 LLMsTxt
LLMsTxt

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

Conformance
Conformance

Access & Security 5

Authentication, authorization, and security posture

Security
Security
 Compliance
Compliance
 TrustCenter
TrustCenter
 VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity

Operate 2

Status, limits, changes, and where to get help

Support
Support
 HelpCenter
HelpCenter

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: signpost
name: Signpost
description: Signpost provides AI-powered and live virtual receptionist and answering services for small businesses, with
  a focus on home-services contractors such as HVAC, plumbing, electrical, and roofing companies. The platform captures and
  responds to inbound calls, texts, and messages across phone, text, Angi, Thumbtack, and Facebook, unifies every conversation
  in a single messaging inbox, and integrates with CRM and scheduling systems so businesses never miss a lead. Signpost is
  backed by GV (Google Ventures). As of this profile it publishes no public developer API surface; this company record captures
  its identity, security posture, and compliance program.
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://www.signpost.com/wp-content/uploads/2021/06/signpost-logo.png
url: https://raw.githubusercontent.com/api-evangelist/signpost/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- gv
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
tags:
- Company
- Enterprise
- Virtual Receptionist
- Answering Service
- Small Business
- Home Services
- Communications
- CRM
- Lead Management
- Messaging
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://www.signpost.com
- type: Pricing
  url: https://www.signpost.com/pricing/
- type: SignUp
  url: https://www.signpost.com/get-demo-now/
- type: Login
  url: https://app.signpost.com
- type: Support
  url: https://help.signpost.com
- type: HelpCenter
  url: https://help.signpost.com
- type: Blog
  url: https://www.signpost.com/blog/
- type: TermsOfService
  url: https://www.signpost.com/termsandconditions/
- type: PrivacyPolicy
  url: https://www.signpost.com/privacypolicy/
- type: Security
  url: https://www.signpost.com/security/
- type: Compliance
  url: https://www.signpost.com/security/
- type: TrustCenter
  url: security/signpost-trust-center.yml
- type: VulnerabilityDisclosure
  url: security/signpost-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/signpost-domain-security.yml
- type: Conformance
  url: conformance/signpost-conformance.yml
- type: WellKnown
  url: well-known/signpost-well-known.yml
- type: LLMsTxt
  url: llms/signpost-llms.txt
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 6
  pass: local-v1