AgentIndex icon
AgentIndex
NyxID logo
NyxID
★ 40
vs
cindy logo
cindy
★ 3.3k

NyxID vs cindy

NyxID: NyxID is an open-source Agent Connectivity Gateway that allows AI agents to securely access any API, public or private, without exposing credentials. It performs credential injection, NAT traversal, and wraps REST APIs as MCP tools. It also provides per-agent isolation and a full identity layer with OIDC, RBAC, and an LLM gateway.; cindy: Cindy is an open-source AI agent that brings several harnesses (Claude Code and Codex first), models and tools into one agent running locally on your machine with your real files and logged-in apps. Models and harnesses can switch mid-task while memory, skills and tools stay continuous, and it can drive your browser, computer and phone and take work from IM and schedules.

01

TL;DR

NyxID logo
NyxIDWorkflow Automation · ★ 40

Give Claude Code access to private APIs without sharing keys

Read NyxID full review →
cindy logo
cindyWorkflow Automation · ★ 3.3k

Using an existing Claude Code or Codex subscription through one desktop agent

Read cindy full review →
02

Side-by-Side Comparison

Field
NyxID logoNyxID
cindy logocindy
Category
Workflow Automation
Workflow Automation
Stars
★ 40
★ 3.3k
License
Apache-2.0
Apache-2.0
Install Command
git clone https://github.com/ChronoAIProject/NyxID.git
—
Updated
1d ago
1d ago
Open Source
Yes
Yes
Website
↗ Visit
↗ Visit
GitHub
↗ GitHub
↗ GitHub
Tags
ai-agents, api-gateway, claude-code
agent, agent-framework, ai-agent
03

Features

NyxID logoNyxID
01Reach any API (public, private, localhost) via credential nodes and SSH tunneling
02Automatic credential injection – agents never see raw keys
03Auto-wrap REST APIs as MCP tools (OpenAPI -> MCP)
04Per-agent isolation with scoped tokens and RBAC
05Full identity layer: OIDC/OAuth 2.0, RBAC, service accounts, transaction approval, LLM gateway
cindy logocindy
01Claude Code and Codex harnesses with mid-task switching of harness and model
02Memory and skills shared across harnesses
03Browser, computer and phone control
04Bring your own model: Cindy service, existing Claude Code / Codex plans, your own API keys or local models
05Electron desktop and Expo mobile clients, Apache-2.0
04

Use Cases

NyxID logoNyxID
↳Give Claude Code access to private APIs without sharing keys
↳Expose internal microservices to AI agents through a single MCP endpoint
↳Secure AI agent access to self-hosted tools (Grafana, Jenkins, n8n) behind a firewall
cindy logocindy
↳Using an existing Claude Code or Codex subscription through one desktop agent
↳Planning a task with one model and reviewing it with another
↳Recurring work triggered from IM or a schedule
05

Best For

NyxID logoNyxID
—
cindy logocindy
Trending
FAQ

FAQ

What is the difference between NyxID and cindy?
Both NyxID and cindy are in the Workflow Automation category. NyxID has 40 stars, while cindy has 3.3k stars.
Which is better, NyxID or cindy?
The best choice depends on your use case. Choose NyxID if Give Claude Code access to private APIs without sharing keys, and cindy if Using an existing Claude Code or Codex subscription through one desktop agent.
Is NyxID free or open source?
Yes, NyxID is open source on GitHub (Apache-2.0).
Is cindy free or open source?
Yes, cindy is open source on GitHub (Apache-2.0).
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Related

Alternatives to NyxID →Alternatives to cindy →NyxID details →cindy details →