Agent Client Protocol
PromptDesk
UTCP
JsonAPI
rcmd
Clop
SAME (Stateless Agent Memory Engine)
AI Tools & Services

Conductor for Coding Agents
Glean
Claude Code UI
ActionSync.ai
Pi Coding Agent
Runtime
Agent Client Protocol
Tag any agent, wherever work happens.
Which is more popular?
Based on our record, Model Context Protocol seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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MCP
Model Context Protocol
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| Website | modelcontextprotocol.io | agentconnect.md |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Model Context Protocol and AgentConnect. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Most people using pi probably know. MCP is “model context protocol”, a protocol by which models can connect to apis and services and conversely a way to expose those apis and services so they can be used by llms and agents.... - Source: Hacker News / 6 days ago
Model Context Protocol — Official spec and getting started. - Source: dev.to / 22 days ago
MCP gives AI applications a standard way to connect to external systems. MCP servers can expose tools and resources, and resources are identified by URIs in the spec. - Source: dev.to / about 1 month ago
Tracking AgentConnect since Aug 2026.
When comparing Model Context Protocol and AgentConnect, you can also consider the following products.
Get started with the Agent Client Protocol.
Compare Agent Client Protocol to Model Context Protocol or AgentConnect:

Run coding agents in isolated cloud sandboxes with Conductor Cloud.
Compare Conductor for Coding Agents to Model Context Protocol or AgentConnect:
Unlock bold innovation with PromptDesk - a free, open-source tool for creating impactful AI applications.
Compare PromptDesk to Model Context Protocol or AgentConnect:

Glean is the Work AI platform that connects and understands all your company’s data (across emails, Teams / Slack, Confluence, Jira, GitHub, ServiceNow, etc.), so you can generate answers and automate work grounded in company knowledge.
Compare Glean to Model Context Protocol or AgentConnect:

The open, direct alternative to MCP for tool calling
Compare UTCP to Model Context Protocol or AgentConnect:

Use Claude Code on mobile and web with Claude Code UI. Claude Code UI free open source webui/GUI that helps you manage your Claude Code session and projects remotely.
Compare Claude Code UI to Model Context Protocol or AgentConnect: