# signatureapi-com

**Canonical:** https://apis.io/providers/signatureapi-com/  
**Website:** https://signatureapi.com/  
**APIs profiled:** 1

SignatureAPI provides a modern electronic signature API that enables developers to integrate e‑signatures into applications and workflows at scale. The platform offers API endpoints for document creation, template management, envelope handling, and compliance features such as HIPAA, SOC2, GDPR, and CCPA. It includes AI Toolkit integrations, low‑cost pricing, and extensive documentation, making it suitable for businesses seeking automated signing solutions.

## Kin Score — 69.3 / 100 (exemplar)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 67.9 |
| Contract Quality | 71.5 |
| Contract Governance | 79.1 |
| Operational Transparency | 58.4 |
| Developer Ergonomics | 70.7 |
| Access Clarity | 60.0 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 24.5 (matched via fallback).

## Agent readiness — 55.3 (agent-ready)

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

## APIs (7)

- **signatureapi-com Deliverables API** — A **deliverable** is the final signed PDF generated after an envelope completes. It contains the signed documents and an audit trail.
- **signatureapi-com Envelopes API** — An **envelope** holds documents and recipients, and manages the signing process from start to finish. Create an envelope to send documents for signature.
- **signatureapi-com Events API** — An **event** records a change or action in your account. Events are delivered via webhooks and available through the API.
- **signatureapi-com Recipients API** — A **recipient** is a person who receives an envelope. Recipients can be signers, approvers, or preparers.
- **signatureapi-com Senders API** — The Senders API from signatureapi-com — 2 operation(s) for senders.
- **signatureapi-com Uploads API** — An **upload** is a file stored in SignatureAPI for use as a document source in envelopes. Supports PDF, DOCX, and image files.
- **signatureapi-com Webhooks API** — The Webhooks API from signatureapi-com — 0 operation(s) for webhooks.

## Agentic access (1)

- **Signatureapi Com Agentic Access** — 23 operations · 12 acting

## Security (2)

- **Signatureapi Com Authentication** — 1 scheme
- **Signatureapi Com Domain Security** — TLSv1.3 · DMARC

## Plans (1)

- **Signatureapi Com Plans Pricing**

## Tags

Company, ElectronicSignature, API, SaaS, Compliance, Automation

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