Atara Bio

Atara Biotherapeutics is a clinical-stage allogeneic (off-the-shelf) T-cell immunotherapy company developing transformative therapies that harness T cells to fight cancer and autoimmune conditions, and is the first company to receive regulatory approval for an allogeneic T-cell immunotherapy. Surfaced as a portfolio company of Kleiner Perkins and added to the API Evangelist network. The company publishes a corporate website but no public developer API, developer portal, or API documentation was found; this profile carries identity and domain-security posture only.

Atara Bio is profiled on the APIs.io network. Tagged areas include Company, Healthcare, Biotechnology, Immunotherapy, and Cell Therapy.

🌐 Visit website 📡 Source on GitHub

7.7/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

CompanyHealthcareBiotechnologyImmunotherapyCell TherapyPharmaceuticalsLife Sciences

Kin Score

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

Composite quality — 7.7/100 · minimal

Contract Quality 0.0 / 25

Developer Ergonomics 0.0 / 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

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Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Company 1

The organization behind the API

Website

Website

Source (apis.yml)

aid: atara-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/atara-bio.png
name: Atara Bio
description: Atara Biotherapeutics is a clinical-stage allogeneic (off-the-shelf) T-cell immunotherapy company developing
  transformative therapies that harness T cells to fight cancer and autoimmune conditions, and is the first company to receive
  regulatory approval for an allogeneic T-cell immunotherapy. Surfaced as a portfolio company of Kleiner Perkins and added
  to the API Evangelist network. The company publishes a corporate website but no public developer API, developer portal,
  or API documentation was found; this profile carries identity and domain-security posture only.
url: https://raw.githubusercontent.com/api-evangelist/atara-bio/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- kleiner-perkins
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-18'
tags:
- Company
- Healthcare
- Biotechnology
- Immunotherapy
- Cell Therapy
- Pharmaceuticals
- Life Sciences
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/atara-bio-domain-security.yml
- type: Website
  url: https://www.atarabio.com
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence

Atara Bio

Kin Score

Security Posture 1

Atara Bio Domain Security

Resources

Access & Security 1

Company 1

Source (apis.yml)