toolgrep / Search / Online Web Directory
Alternatives to Online Web Directory
Online Web Directory: A shared registry of how websites treat AI agents. 8 products similar to Online Web Directory, compared on pricing, free tier, API, MCP server, SDK and open source. 7 of 8 have a free tier, 8 of 8 have an API, 8 of 8 offer an MCP server, 2 of 8 are open source.
- Agent Company Index
The company directory built for AI agents
- Agent Nexus
A machine-readable registry of APIs, MCP servers and CLIs that AI agents call, with live health checks and reliability scores.
- 402MCP.org
The Open Registry for Agentic Commerce & HTTP 402
- Agents Handbook
Tested playbooks for real jobs done with AI agents, readable by agents over MCP, markdown and a REST API.
- AgentIndex
Directory of open-source AI agents, MCP servers, agent frameworks and Cursor rules, updated daily
- ReplyNodes
The web context API for AI agents
- Dexio
One wiki for all your agents
- Firecrawl
Web data API for AI agents
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Online Web Directory | Freemium | yes | yes | yes | yes | — |
| Agent Company Index | — | — | yes | yes | — | — |
| Agent Nexus | Freemium · from $0 | yes | yes | yes | no | — |
| 402MCP.org | Free | yes | yes | yes | no | — |
| Agents Handbook | Free | yes | yes | yes | no | — |
| AgentIndex | Free | yes | yes | yes | no | — |
| ReplyNodes | Freemium · from $19 | yes | yes | yes | — | no |
| Dexio | Freemium | yes | yes | yes | no | yes |
| Firecrawl | Freemium | yes | yes | yes | yes | yes |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
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