# SingleFile

**Canonical:** https://apis.io/providers/singlefile/  
**Website:** https://www.singlefile.ai  
**APIs profiled:** 7

SingleFile is an AI-powered entity management and corporate compliance platform for corporations, law firms, and investment organizations. It automates business entity formation, EIN filing, annual report filing, registered agent services, UCC filings, and Corporate Transparency Act (BOI/FinCEN) reporting across all 52 US jurisdictions. The SingleFile External API (v1) exposes organizations, entities, contacts, jurisdictions, documents, orders, tasks, and filing schemas over a REST/JSON interface secured with OAuth 2.0 client credentials, with webhooks for real-time order, document, entity, jurisdiction, and task events. SingleFile is SOC 2 Type II certified.

## Kin Score — 52.3 / 100 (developing)

Scored 2026-08-17 under rubric 0.11.0. Trend: flat (+0.0 from 52.3).

| Facet | Score |
|---|---|
| Discoverability | 81.5 |
| Contract Quality | 55.9 |
| Governance | 20.8 |
| Operational Transparency | 39.5 |
| Developer Ergonomics | 62.5 |
| Commercial Clarity | 50.0 |

## Agent readiness — 43.5 (agent-ready)

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

## Access

Self-serve signup — onboarding: self-serve, pricing: unknown, trial: no (confidence: medium).

## APIs (7)

- **SingleFile documents API** — Formation and compliance documents
- **SingleFile entities API** — Business entities — create, list, read, update, and their contacts, documents, jurisdictions, orders and tasks
- **SingleFile jurisdictions API** — Entity jurisdictions and DBAs across US states
- **SingleFile orders API** — Filing orders — create, place, update, and document-request driven order creation
- **SingleFile organizations API** — Organizations that own entities — CRUD plus contacts, documents, entities, orders and tasks
- **SingleFile schemas API** — JSON schemas for order payloads by entity_type, filing_type and jurisdiction
- **SingleFile tasks API** — Compliance tasks and deadlines

## MCP servers (1)

- **singlefile-mcp.yml**

## Agentic access (1)

- **Singlefile Agentic Access** — 50 operations · 25 acting

## Security (3)

- **Singlefile Authentication** — oauth2 · 1 scheme
- **Singlefile Domain Security** — TLSv1.3 · DNSSEC · DMARC
- **Singlefile Trust Center** — SOC 2 Type II

## Tags

Company, Compliance, Legal, Entity Management, Corporate Compliance, Registered Agent, Business Filings, Regulatory, API, Webhooks, OAuth

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