Altos Labs

Altos Labs is a biotechnology company pursuing cellular rejuvenation programming to restore cell health and resilience, with the goal of reversing disease, injury, and the disabilities that can occur throughout life. Launched publicly in January 2022 with roughly $3 billion in initial funding from investors including Jeff Bezos and Yuri Milner, the company operates geographically distributed Institutes of Science in the San Francisco Bay Area, Cambridge (UK), and San Diego, alongside an Institute of Medicine and an Institute of Computation. Altos combines experimental biologists with computational scientists to translate laboratory discoveries in cell biology into transformative medicines. It was surfaced as a portfolio company of General Catalyst and added to the API Evangelist network; as a research-stage life-sciences company it currently exposes no public developer API surface.

Altos Labs is profiled on the APIs.io network. Tagged areas include Company, Healthcare, Biotechnology, Life Sciences, and Longevity.

🌐 Visit website 📡 Source on GitHub

11.4/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

CompanyHealthcareBiotechnologyLife SciencesLongevityCellular RejuvenationDrug Discovery

Kin Score

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

Composite quality — 11.4/100 · minimal

Contract Quality 0.0 / 25

Developer Ergonomics 0.0 / 20

Commercial Clarity 2.1 / 20

Operational Transparency 0.7 / 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/altos-labs: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Commercial 1

Pricing, plans, and the legal terms of use

PrivacyPolicy

PrivacyPolicy

Company 1

The organization behind the API

Website

Website

Source (apis.yml)

aid: altos-labs
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/altos-labs.png
name: Altos Labs
description: Altos Labs is a biotechnology company pursuing cellular rejuvenation programming to restore cell health and resilience,
  with the goal of reversing disease, injury, and the disabilities that can occur throughout life. Launched publicly in January
  2022 with roughly $3 billion in initial funding from investors including Jeff Bezos and Yuri Milner, the company operates
  geographically distributed Institutes of Science in the San Francisco Bay Area, Cambridge (UK), and San Diego, alongside
  an Institute of Medicine and an Institute of Computation. Altos combines experimental biologists with computational scientists
  to translate laboratory discoveries in cell biology into transformative medicines. It was surfaced as a portfolio company
  of General Catalyst and added to the API Evangelist network; as a research-stage life-sciences company it currently exposes
  no public developer API surface.
url: https://raw.githubusercontent.com/api-evangelist/altos-labs/refs/heads/main/apis.yml
x-type: company
x-source: general-catalyst-portfolio
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-17'
tags:
- Company
- Healthcare
- Biotechnology
- Life Sciences
- Longevity
- Cellular Rejuvenation
- Drug Discovery
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://www.altoslabs.com
- type: GitHubOrganization
  url: https://github.com/altos-labs
- type: PrivacyPolicy
  url: https://www.altoslabs.com/privacy-policy
- type: DomainSecurity
  url: security/altos-labs-domain-security.yml
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence