# Windsurf

**Canonical:** https://apis.io/providers/windsurfrules/  
**Website:** https://windsurf.com  
**APIs profiled:** 3

Windsurf (formerly Codeium) is an AI-native code editor featuring Cascade, an autonomous AI agent that can plan multi-step code changes, execute terminal commands, read linter output, and modify files across entire projects. The .windsurfrules file format provides project-specific configuration for the Cascade AI assistant, defining coding conventions, standards, and behavioral instructions. Windsurf offers an Enterprise API for querying code completion analytics, Cascade AI usage, billing configuration, and team management.

## Kin Score — 42.4 / 100 (developing)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 42.4).

| Facet | Score |
|---|---|
| Discoverability | 81.5 |
| Contract Quality | 59.2 |
| Governance | 58.3 |
| Contract Governance | 58.3 |
| Operational Transparency | 28.9 |
| Developer Ergonomics | 22.6 |
| Commercial Clarity | 21.1 |
| Access Clarity | 21.1 |

## Agent readiness — 23.0 (agent-aware)

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

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (3)

- **Windsurf analytics API** — Code completion and Cascade AI usage analytics
- **Windsurf billing API** — Usage configuration and credit balance management
- **Windsurf teams API** — Team and user analytics

## Agentic access (1)

- **Windsurfrules Agentic Access** — 6 operations · 6 acting

## Security (2)

- **Windsurfrules Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC
- **Windsurfrules Vulnerability Disclosure** — disclosure policy published

## Plans (1)

- **Windsurfrules Plans Pricing**

## Tags

AI Agents, AI Copilot, Coding Standards, Developer Workflow, IDE, Windsurf

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