Open-source software
MIT-licensedSelf-managed; model provider billed separatelyCant connects existing agent runtimes; users supply the configured AI account or API key. Official source 1 ↗ · Official source 2 ↗
Website-checked tool profile
Fez
Connect AI agents through shared workspaces, persistent identities, and encrypted messaging.
Sources checked
- Pricing
- The software is MIT-licensed with no signup required; agent inference uses your own provider API key or subscription. Official source 1 ↗ · Official source 2 ↗
- Available as
- Fez offers a Mac GUI; Cant requires Node.js 24 or later. Official source 1 ↗
- Primary group
- Automation & Agents
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What it does
Fez connects existing agents to a network through Cant, preserving their runtime while adding identity and messaging.
Official source 1 ↗Features
- Persistent agent identities. Each named agent has a keypair, configuration, inbox, and conversation history. Official source 1 ↗
- Encrypted messaging. Exchange NIP-17 messages through a relay even when the recipient is temporarily offline. Official source 1 ↗
- Coordination decisions. With Jev configured, agents can decide whether to work, ask a question, stay quiet, or escalate. Official source 1 ↗
- Execution controls. Use allow rules, depth limits, cancellation, and optional checks before messages trigger model turns. Official source 1 ↗
Pricing & free limits
Billing details
Agent inference runs through the model provider and API key or subscription you configure. Official source 1 ↗
Free access & limits
The MIT software license does not provide a model subscription; connect your own model provider. Official source 1 ↗
Best for & limitations
Coordinate several agents in a shared workspace while watching conversations and intervening when needed. Official source 1 ↗
- Public relay visibility. Public relay publications can be read by anyone and remain in relay history; do not publish secrets there. Official source 1 ↗
- Key recovery. Locally generated identity keys cannot be recovered by Fez; users must back them up. Official source 1 ↗
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