# Agent Stack Directory

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

Agent Stack Directory is a curated directory of 84 AI agent tools and infrastructure, including cloud browsers, code sandboxes, memory, search APIs, email, payments, voice, and observability. It helps developers discover and compare services for building AI agents, providing up-to-date listings and pricing information.

## Kin Score — 9.8 / 100 (minimal)

Scored 2026-11-06 under rubric 0.27.0. Trend: flat (-3.3 from 13.1).

| Facet | Score |
|---|---|
| Discoverability | 65.0 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 4.8 |
| Access Clarity | 10.5 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 16.4 (matched via fallback).

## Agent readiness — 6.0 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| 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 |
| Pagination Ratio | na |
| Operation Distinctiveness | na |
| MCP Tool Quality | na |

## Access

Open access — onboarding: open, pricing: unknown, trial: no (confidence: low).

## APIs (1)

- **Agent Stack Directory MCP Server** — Remote Model Context Protocol server at https://agentstackdirectory.com/mcp (Streamable HTTP, POST only, protocol version 2025-06-18). The server card indicates no authenticatio...

## MCP servers (1)

- **Agent Stack Directory MCP Server** — Agent Stack Directory operates a remote Model Context Protocol (MCP) server at https://agentstackdirectory.com/mcp — a Streamable HTTP endpoint (POST only) speaking MCP protocol...

## Security (2)

- **Agentstackdirectory Com Authentication** — 0 schemes
- **Agentstackdirectory Com Domain Security** — TLSv1.3 · DMARC

## Plans (1)

- **Agentstackdirectory Com Plans Pricing**

## Tags

Artificial Intelligence, Agents, Directory, Tools, Infrastructure

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