C the Signs website screenshot

C the Signs

C the Signs is a London-based healthcare technology company, founded in 2016 by Dr Bea Bakshi and Dr Miles Payling, that uses artificial intelligence to help clinicians detect and refer patients at risk of cancer at the earliest, most treatable stage. Registered as an MHRA Class I medical device, its clinical decision support platform analyzes more than 1,000 validated, evidence-based data points across signs, symptoms and risk factors to recommend the right investigations or urgent referrals in under 60 seconds. The platform is used widely across the UK's NHS and health systems, has helped identify over 70,000 patients with cancer across 100+ cancer types at reported 99% sensitivity, and is backed by an $8M Series A investment from Khosla Ventures. It has no public developer API; this profile tracks the company as an API Evangelist network lead.

C the Signs is profiled on the APIs.io network. Tagged areas include Company, Healthcare, Artificial Intelligence, Cancer Detection, and Clinical Decision Support.

C the Signs’ developer surface includes engineering blog, support, and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub
17.2/100 emerging ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyHealthcareArtificial IntelligenceCancer DetectionClinical Decision SupportMedical DeviceDigital HealthNHS

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 17.2/100 · emerging
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/cthesigns: 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.

Cthesigns Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

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 3

The organization behind the API

Website
Website
 Blog
Blog
 LinkedIn
LinkedIn

Source (apis.yml)

apis.yml Raw ↑ 
aid: cthesigns
name: C the Signs
description: C the Signs is a London-based healthcare technology company, founded in 2016 by Dr Bea Bakshi and Dr Miles Payling,
  that uses artificial intelligence to help clinicians detect and refer patients at risk of cancer at the earliest, most treatable
  stage. Registered as an MHRA Class I medical device, its clinical decision support platform analyzes more than 1,000 validated,
  evidence-based data points across signs, symptoms and risk factors to recommend the right investigations or urgent referrals
  in under 60 seconds. The platform is used widely across the UK's NHS and health systems, has helped identify over 70,000
  patients with cancer across 100+ cancer types at reported 99% sensitivity, and is backed by an $8M Series A investment from
  Khosla Ventures. It has no public developer API; this profile tracks the company as an API Evangelist network lead.
url: https://raw.githubusercontent.com/api-evangelist/cthesigns/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- khosla-ventures
x-tier: stub
x-tier-reason: portfolio-lead
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-18'
image: https://cdn.prod.website-files.com/6835b4acc23dc9ae3af0bfbe/685e805ce4decbac2b595d9c_fav_large.png
tags:
- Company
- Healthcare
- Artificial Intelligence
- Cancer Detection
- Clinical Decision Support
- Medical Device
- Digital Health
- NHS
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/cthesigns-domain-security.yml
- type: Website
  url: https://www.cthesigns.com/
- type: Blog
  url: https://www.cthesigns.com/media-centre/news
- type: Support
  url: https://www.cthesigns.com/contact
- type: TermsOfService
  url: https://www.cthesigns.com/terms-of-use
- type: PrivacyPolicy
  url: https://www.cthesigns.com/privacy
- type: Login
  url: https://app.cthesigns.co.uk/app
- type: LinkedIn
  url: https://www.linkedin.com/company/c-the-signs
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence