Pax Historia

Pax Historia is an alternate-history sandbox game backed by Y Combinator, where players explore branching "what if" scenarios and reshape the course of history through open-ended, simulation-driven play. It is a consumer-facing game product reached at paxhistoria.co with a single "Get Started" entry point; as of this enrichment pass the company publishes no public developer platform, API, SDKs, documentation, pricing page, or other machine-readable API surface. This profile is maintained in the API Evangelist network as a company lead surfaced from the Y Combinator portfolio and enriched here with verified identity and domain-security signals only.

Pax Historia is profiled on the APIs.io network. Tagged areas include Company, Games, Gaming, Alternate History, and Simulation.

Pax Historia’s developer surface includes getting-started guide and 2 more developer resources.

🌐 Visit website 📡 Source on GitHub
8.9/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.5
0 APIs
CompanyGamesGamingAlternate HistorySimulationArtificial IntelligenceConsumerY Combinator

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.5
Composite quality — 8.9/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 2.2 / 20
Commercial Clarity 0.0 / 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/pax-historia: 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.

Pax Historia Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

GettingStarted
GettingStarted

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Company 1

The organization behind the API

Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: pax-historia
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/pax-historia.png
name: Pax Historia
description: Pax Historia is an alternate-history sandbox game backed by Y Combinator, where players explore branching "what
  if" scenarios and reshape the course of history through open-ended, simulation-driven play. It is a consumer-facing game
  product reached at paxhistoria.co with a single "Get Started" entry point; as of this enrichment pass the company publishes
  no public developer platform, API, SDKs, documentation, pricing page, or other machine-readable API surface. This profile
  is maintained in the API Evangelist network as a company lead surfaced from the Y Combinator portfolio and enriched here
  with verified identity and domain-security signals only.
url: https://raw.githubusercontent.com/api-evangelist/pax-historia/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- y-combinator
x-tier: profiled
x-tier-reason: no-public-api-surface
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Games
- Gaming
- Alternate History
- Simulation
- Artificial Intelligence
- Consumer
- Y Combinator
apis: []
common:
- type: DomainSecurity
  url: security/pax-historia-domain-security.yml
- type: Website
  url: https://www.paxhistoria.co/
- type: GettingStarted
  url: https://www.paxhistoria.co/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-20'
  status: minimal
  artifacts_added: 1
  pass: local-v1