Symmetrical

Symmetrical.ai is a Polish-British HR and payroll fintech, founded in 2019 in Warsaw with offices in London and Barcelona and backed by Partech. It provides payroll and HR bureau outsourcing plus an HR platform automating wage calculation, digital document management, onboarding, leave and time tracking, and real-time analytics, alongside employee financial wellbeing tools such as earned-wage / salary-on-demand access. Symmetrical is ISO/IEC 27001 certified. The company operates an authentication-gated developer documentation portal (developer.symmetrical.ai) but publishes no public OpenAPI, API reference, or SDKs; this profile captures its public identity plus probed security posture.

Symmetrical is profiled on the APIs.io network. Tagged areas include Company, Financial Services, Payroll, Human Resources, and Fintech.

Symmetrical’s developer surface includes engineering blog, pricing, signup flow, and 7 more developer resources.

🌐 Visit website 📡 Source on GitHub

19.5/100 emerging ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

CompanyFinancial ServicesPayrollHuman ResourcesFintechEarned Wage AccessPoland

Kin Score

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

Composite quality — 19.5/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 2.2 / 20

Commercial Clarity 10.5 / 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/symmetrical: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Get Started 2

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

SignUp

SignUp

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

Conformance

Conformance

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Compliance

Compliance

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)

aid: symmetrical
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/symmetrical.png
name: Symmetrical
description: Symmetrical.ai is a Polish-British HR and payroll fintech, founded in 2019 in Warsaw with offices in London and
  Barcelona and backed by Partech. It provides payroll and HR bureau outsourcing plus an HR platform automating wage calculation,
  digital document management, onboarding, leave and time tracking, and real-time analytics, alongside employee financial
  wellbeing tools such as earned-wage / salary-on-demand access. Symmetrical is ISO/IEC 27001 certified. The company operates
  an authentication-gated developer documentation portal (developer.symmetrical.ai) but publishes no public OpenAPI, API reference,
  or SDKs; this profile captures its public identity plus probed security posture.
url: https://raw.githubusercontent.com/api-evangelist/symmetrical/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- partech
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
tags:
- Company
- Financial Services
- Payroll
- Human Resources
- Fintech
- Earned Wage Access
- Poland
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://symmetrical.ai/
- type: DeveloperPortal
  url: https://developer.symmetrical.ai/
- type: Blog
  url: https://symmetrical.ai/pl/blog
- type: Pricing
  url: https://symmetrical.ai/pl/cennik
- type: SignUp
  url: https://symmetrical.ai/pl/logowanie
- type: TermsOfService
  url: https://symmetrical.ai/pl/regulamin-uslug-symmetrical
- type: PrivacyPolicy
  url: https://symmetrical.ai/polityka-prywatnosci
- type: DomainSecurity
  url: security/symmetrical-domain-security.yml
- type: Conformance
  url: conformance/symmetrical-conformance.yml
- type: Compliance
  url: conformance/symmetrical-conformance.yml
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 2
  pass: local-v1