# 409A Cost

**Canonical:** https://apis.io/providers/409acost-com/  
**Website:** https://409acost.com/  
**APIs profiled:** 1

409A Cost provides a comprehensive guide and calculator for US startup 409A valuation costs. The site offers detailed guides on valuation requirements, when to refresh, example reports, and a data table of published prices from multiple providers. It aims to help startups budget for mandatory 409A valuations, understand regulatory requirements, and access transparent pricing information.

## Kin Score — 28.7 / 100 (thin)

Scored 2026-11-02 under rubric 0.26.0. Trend: flat (+0.0 from 28.7).

| Facet | Score |
|---|---|
| Discoverability | 65.0 |
| Contract Quality | 48.8 |
| Contract Governance | 22.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 1.8 |
| Access Clarity | 21.1 |

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

## Agent readiness — 26.8 (agent-aware)

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

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (3)

- **409A Cost Calculator API** — calculator
- **409A Cost Enquiry API** — enquiry
- **409A Cost MCP API** — The mcp API from 409A Cost — 1 operation(s) for mcp.

## MCP servers (1)

- **409A Cost MCP Server** — Remote MCP server at 409acost.com.

## Agentic access (1)

- **409Acost Com Agentic Access** — 7 operations · 6 acting

## Security (3)

- **409Acost Com Authentication** — 1 scheme
- **409Acost Com Domain Security** — TLSv1.3 · HSTS · DMARC
- **409Acost Com Vulnerability Disclosure** — security.txt · contact published

## Tags

Company, Valuation, Startups, Finance, Calculator

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/409acost-com/). Scores are computed from the provider's own public artifacts under a published rubric.