Creyon Bio website screenshot

Creyon Bio

Creyon Bio (branded Creyon) is a San Diego drug-development company operating an AI-powered nucleic acid engineering platform, NucleIQ, that designs oligonucleotide and RNA therapies with tissue- and cell-specific delivery. Creyon uses aptamer-based delivery, lipid nanoparticles, and transferrin-receptor aptamers to cross the blood-brain barrier, targeting immunology, central nervous system (CNS), and neuromuscular indications including late-onset Pompe disease. The company is a venture-backed portfolio company of DCVC and currently advances three wholly-owned programs. This profile is a company/identity record in the API Evangelist network; Creyon publishes no public developer API, SDKs, or API documentation.

Creyon Bio is profiled on the APIs.io network. Tagged areas include Company, Biotechnology, Drug Development, RNA Therapeutics, and Oligonucleotides.

Creyon Bio’s developer surface includes engineering blog and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub
14.3/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyBiotechnologyDrug DevelopmentRNA TherapeuticsOligonucleotidesArtificial IntelligenceLife SciencesNucleic Acid Engineering

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 14.3/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 0.4 / 20
Commercial Clarity 4.2 / 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/creyon-bio: 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.

Creyon Bio Domain Security

TLSv1.3

SECURITY

Resources

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 4

The organization behind the API

Website
Website
 Blog
Blog
 LinkedIn
LinkedIn
 Twitter
Twitter

Source (apis.yml)

apis.yml Raw ↑ 
aid: creyon-bio
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/creyon-bio.png
name: Creyon Bio
description: Creyon Bio (branded Creyon) is a San Diego drug-development company operating an AI-powered nucleic acid engineering
  platform, NucleIQ, that designs oligonucleotide and RNA therapies with tissue- and cell-specific delivery. Creyon uses aptamer-based
  delivery, lipid nanoparticles, and transferrin-receptor aptamers to cross the blood-brain barrier, targeting immunology,
  central nervous system (CNS), and neuromuscular indications including late-onset Pompe disease. The company is a venture-backed
  portfolio company of DCVC and currently advances three wholly-owned programs. This profile is a company/identity record
  in the API Evangelist network; Creyon publishes no public developer API, SDKs, or API documentation.
url: https://raw.githubusercontent.com/api-evangelist/creyon-bio/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- dcvc
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-18'
tags:
- Company
- Biotechnology
- Drug Development
- RNA Therapeutics
- Oligonucleotides
- Artificial Intelligence
- Life Sciences
- Nucleic Acid Engineering
apis: []
common:
- type: DomainSecurity
  url: security/creyon-bio-domain-security.yml
- type: Website
  url: https://creyon.com/
- type: Blog
  url: https://creyon.com/news/
- type: TermsOfService
  url: https://creyon.com/terms-of-use/
- type: PrivacyPolicy
  url: https://creyon.com/privacy-policy/
- type: LinkedIn
  url: https://www.linkedin.com/company/creyonbio/
- type: Twitter
  url: https://x.com/creyonbio
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence