# Agent Toolbox

**Canonical:** https://apis.io/providers/agenttoolbox-net/  
**Website:** https://agenttoolbox.net/  
**APIs profiled:** 1

Agent Toolbox provides a free toolkit for AI agent builders, offering instant, private utilities that run directly in the browser without signup. The platform includes a directory of tools, MCP server configurations, token estimators, schema validators, and linting utilities, supporting popular LLM clients like Claude Desktop and Cursor. It aims to simplify tool integration for LLM applications, offering resources such as pricing, documentation, and community support.

## Kin Score — 39.4 / 100 (developing)

Scored 2026-11-02 under rubric 0.26.0. Trend: flat (+0.0 from 39.4).

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 42.9 |
| Contract Governance | 18.2 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 28.0 |
| Access Clarity | 65.8 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 22.7 (matched via fallback).

## Agent readiness — 22.9 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | derived |
| 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 | distinct |
| MCP Tool Quality | na |

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (2)

- **Agent Toolbox Directory API** — The Directory API from Agent Toolbox — 1 operation(s) for directory.
- **Agent Toolbox Tools API** — The Tools API from Agent Toolbox — 4 operation(s) for tools.

## Agentic access (1)

- **Agenttoolbox Net Agentic Access** — 5 operations · 3 acting

## Security (2)

- **Agenttoolbox Net Authentication** — 1 scheme
- **Agenttoolbox Net Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Agenttoolbox Net Plans Pricing**

## Tags

Artificial Intelligence, Tools, Free, Browser, Agents

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