# linear

**Canonical:** https://apis.io/providers/linear/  
**APIs profiled:** 3

Linear's public API is built using GraphQL. It's the same API we use internally for developing our applications. If you are new to GraphQL, Apollo has resources for beginners. The official GraphQL documentation is another good starting point.

## Kin Score — 35.8 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 35.8).

| Facet | Score |
|---|---|
| Discoverability | 66.7 |
| Contract Quality | 76.5 |
| Governance | 11.4 |
| Contract Governance | 11.4 |
| Operational Transparency | 7.9 |
| Developer Ergonomics | 14.3 |
| Commercial Clarity | 23.7 |
| Access Clarity | 23.7 |

## Agent readiness — 46.2 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | verified |
| Rate Limit Signal | verified |
| Event Surface Described | derived |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (3)

- **Linear Webhooks API** — Linear webhooks deliver HTTP push notifications whenever data is created, updated, or removed. Webhooks are organization-scoped and can be configured for all public teams or a s...
- **linear Attachments API** — File upload for issue and comment attachments
- **linear GraphQL API** — Core GraphQL query and mutation endpoint

## Agentic access (1)

- **Linear Agentic Access** — 2 operations · 2 acting

## Security (4)

- **Linear Authentication** — http/oauth2 · 2 schemes
- **Linear Domain Security** — TLSv1.3 · HSTS · DMARC
- **Linear Vulnerability Disclosure** — security.txt · contact published
- **Linear Trust Center** — SOC 2, ISO 27001, HIPAA, GDPR

## Plans (1)

- **Linear Plans Pricing**

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/linear/). Scores are computed from the provider's own public artifacts under a published rubric.