Publishizer

Publishizer is a book crowdfunding platform and literary agency that connects authors with readers and publishers. Authors create book proposals and run pre-order campaigns; readers pre-order copies to signal demand; and publishers use data such as pre-order volume and proposal quality to discover and acquire promising manuscripts. It was surfaced as a portfolio company of 500 Global and added to the API Evangelist network. As of this enrichment pass the company publishes a consumer web platform and blog but no public developer API, documentation, or developer portal.

Publishizer is profiled on the APIs.io network. Tagged areas include Company, Publishing, Crowdfunding, Books, and Authors.

Publishizer’s developer surface includes engineering blog, support, signup flow, and 5 more developer resources.

🌐 Visit website 📡 Source on GitHub
14.9/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyPublishingCrowdfundingBooksAuthorsLiterary AgencyMarketplace

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 14.9/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 1.3 / 20
Commercial Clarity 6.8 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 0/100 · 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 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/publishizer: 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 1

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

Publishizer Domain Security

TLSv1.3 · DMARC

SECURITY

Resources

Get Started 2

Portal, sign-up, and the first successful call

SignUp
SignUp
 Login
Login

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: publishizer
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://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/publishizer.png
name: Publishizer
description: Publishizer is a book crowdfunding platform and literary agency that connects authors with readers and publishers.
  Authors create book proposals and run pre-order campaigns; readers pre-order copies to signal demand; and publishers use
  data such as pre-order volume and proposal quality to discover and acquire promising manuscripts. It was surfaced as a portfolio
  company of 500 Global and added to the API Evangelist network. As of this enrichment pass the company publishes a consumer
  web platform and blog but no public developer API, documentation, or developer portal.
url: https://raw.githubusercontent.com/api-evangelist/publishizer/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- 500-global
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Publishing
- Crowdfunding
- Books
- Authors
- Literary Agency
- Marketplace
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://publishizer.com
- type: Blog
  url: https://publishizer.com/blog/
- type: Support
  url: https://publishizer.com/about/faq/
- type: SignUp
  url: https://publishizer.com/accounts/signup/
- type: Login
  url: https://publishizer.com/accounts/login/
- type: TermsOfService
  url: https://publishizer.com/about/terms/
- type: PrivacyPolicy
  url: https://publishizer.com/about/privacy/
- type: DomainSecurity
  url: security/publishizer-domain-security.yml
x-enrichment:
  date: '2026-07-20'
  status: minimal
  artifacts_added: 1
  pass: local-v1