# fly-io

**Canonical:** https://apis.io/providers/fly-io/  
**APIs profiled:** 9

Documentation and guides from the team at Fly.io.

## Kin Score — 34.0 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 34.0).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 74.6 |
| Governance | 11.4 |
| Contract Governance | 11.4 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 14.3 |
| Commercial Clarity | 23.7 |
| Access Clarity | 23.7 |

## Agent readiness — 33.3 (agent-aware)

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

## Access

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

## APIs (9)

- **Fly.io Machines API** — The Fly.io Machines API is a low-level REST interface for provisioning and managing Fly Machines, which are fast-booting virtual machines that run on Fly.io's global edge infras...
- **Fly.io GraphQL API** — The Fly.io GraphQL API provides a programmatic interface for managing Fly.io platform resources including applications, IP address allocations, organizations, and networking con...
- **Fly.io Extensions API** — The Fly.io Extensions API is a provider-facing HTTP interface that enables third-party services to integrate with the Fly.io platform as extension providers. When a Fly.io user ...
- **fly-io Apps API** — Operations for creating, listing, and deleting Fly Apps. Every Fly Machine belongs to a Fly App, which groups related Machines together.
- **fly-io OAuth API** — Fly.io platform OAuth endpoints used during the single sign-on flow to authorize users and exchange tokens.
- **fly-io SSO API** — Single sign-on operations allowing Fly.io users to access provider dashboards using their Fly.io credentials via OAuth.
- **fly-io Tokens API** — Operations for requesting OpenID Connect (OIDC) tokens from third-party services, enabling Fly Machines to authenticate to external systems using workload identity.
- **fly-io Volumes API** — Operations for managing persistent storage volumes that can be attached to Fly Machines. Volumes provide durable block storage that persists across Machine restarts.
- **fly-io Webhooks API** — Webhook endpoints for bidirectional event delivery between Fly.io and extension providers. Both sides sign their webhook payloads using HMAC-SHA256 for verification.

## Agentic access (1)

- **Fly Io Agentic Access** — 37 operations · 24 acting · 1 human-in-the-loop

## Security (4)

- **Fly Io Authentication** — apiKey/http · 2 schemes
- **Fly Io Domain Security** — TLSv1.3 · DMARC
- **Fly Io Vulnerability Disclosure** — disclosure policy published
- **Fly Io Trust Center** — SOC 2, ISO 27001

## Plans (1)

- **Fly Io Plans Pricing**

---

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