aci logo
aci
★ 4.9k
vs
mcp-gateway logo
mcp-gateway
★ 53

aci vs mcp-gateway

aci: ACI.dev is an open-source tool-calling platform designed to connect over 600 tools to any AI agent or agentic IDE. It provides intent-aware tool access with multi-tenant authentication, granular permissions, and dynamic discovery through a Unified MCP server or a lightweight SDK.; mcp-gateway: MCP Gateway enables AI assistants to securely access internal tools without exposing public endpoints, providing cryptographically secure, zero-trust connectivity. It aggregates multiple tool backends into a single secure endpoint, leveraging OpenZiti, zrok, and Agora for dark services that work through NATs and firewalls.

01

TL;DR

aci logo
aciAPI Integration · ★ 4.9k
When to choose:
  • You want 600+ pre-built integrations with built-in OAuth and secrets management, so you do not write a client per service.
  • You want dynamic tool discovery so tool definitions stay out of the context window.
  • You want to use it as an MCP server or through Python and TypeScript SDKs, with no framework lock-in.
When to skip:
  • You want a single MCP server to install: the MCP server lives in a separate repository, and self-hosting runs a backend plus a portal.
  • You do not want user credentials and tool calls to pass through a third party: that is how the managed service works.
  • You need a very actively developed project: our data shows the last push on 2026-05-28.
mcp-gateway logo
mcp-gatewayAPI Integration · ★ 53

Aggregate Multiple Tool Servers: Combine filesystem, GitHub, database, and custom tools into one secure connection.

02

Side-by-Side Comparison

Field
aci logoaci
mcp-gateway logomcp-gateway
Category
API Integration
API Integration
Stars
★ 4.9k
★ 53
License
Apache-2.0
Apache-2.0
Install Command
git clone https://github.com/aipotheosis-labs/aci.git
go install github.com/openziti/mcp-gateway/cmd/...@latest
Updated
4mo ago
1mo ago
Open Source
Yes
Yes
Tags
AI Agents, Tool-calling, LLM Infrastructure
zero-trust, API gateway, secure access
03

Features

aci logoaci
01600+ Pre-built Integrations
02Flexible Access Methods (MCP server or SDK)
03Multi-tenant Authentication
04Enhanced Agent Reliability
05Framework & Model Agnostic
mcp-gateway logomcp-gateway
01Zero-trust, cryptographically secure connectivity with no public attack surface.
02Aggregates diverse tool backends (stdio, zrok, Agora, HTTP/S) into a single secure endpoint.
03Operates through NATs and firewalls without requiring port forwarding.
04Provides isolated sessions for each connecting client, preventing shared state and cross-talk.
05Supports granular tool filtering and access control per backend.
04

Use Cases

aci logoaci
↳VibeOps: Automate devOps by letting your agentic IDE access Vercel, Supabase, Cloudflare, Sentry and more to ship live products.
↳Personal Assistant Chatbots: Build chatbots that can search the web, manage calendars, send emails, interact with SaaS tools, etc.
↳Research Agent: Conducts research on specific topics and syncs results to other apps (e.g., Notion, Google Sheets).
mcp-gateway logomcp-gateway
↳Aggregate Multiple Tool Servers: Combine filesystem, GitHub, database, and custom tools into one secure connection.
↳Expose a Remote Tool Server: Securely expose a local MCP server running on a remote machine to the network.
↳Chain Bridges and Gateways: Connect a gateway to remote bridges or other gateways as backends for extended reach.
↳Serve and Discover Through Agora: Utilize Agora Layer 1 tunnels for serving, publishing catalog advertisements, and connecting to backends.
↳Connect to HTTP and HTTPS MCP Servers: Aggregate remote MCP servers over HTTP(S), supporting SSE or streamable HTTP transport.
05

Best For

aci logoaci
Essential
mcp-gateway logomcp-gateway
—
FAQ

FAQ

What is the difference between aci and mcp-gateway?
Both aci and mcp-gateway are in the API Integration category. aci has 4.9k stars, while mcp-gateway has 53 stars.
Which is better, aci or mcp-gateway?
The best choice depends on your use case. Choose aci if VibeOps: Automate devOps by letting your agentic IDE access Vercel, Supabase, Cloudflare, Sentry and more to ship live products., and mcp-gateway if Aggregate Multiple Tool Servers: Combine filesystem, GitHub, database, and custom tools into one secure connection..
Is aci free or open source?
Yes, aci is open source on GitHub (Apache-2.0).
Is mcp-gateway free or open source?
Yes, mcp-gateway is open source on GitHub (Apache-2.0).
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