
BlackVault
Open-source API key firewall for AI agents with per-token rate limits and budget caps.
What is BlackVault?
BlackVault is an AI APIs tool. Open-source API key firewall for AI agents with per-token rate limits and budget caps. BlackVault is free to use. It is aimed at developers and ai researchers.
Open-source API key firewall for AI agents. Proxy gateway with per-token rate limits, budget caps, model restrictions, and instant kill switch. Agents never see the real key.
Built for developers and ai researchers.
Features
Per-Session Access Controls
Proxy Gateway
Serves as a proxy for API keys.
MCP Server
Use cases
- Generate proxy tokens for AI agents
- Inject real API keys server-side for OpenAI, Anthropic, Google AI, and Nebius AI
Who it's for
Pros & cons
Pros
- Free (open source)
Cons
No documented limitations yet.
Pricing
Free.
Developer & API
Open source· MIT· 8 stars· 1 forks
FAQ
What is BlackVault?
BlackVault is an AI APIs tool. Open-source API key firewall for AI agents with per-token rate limits and budget caps. Open-source API key firewall for AI agents. Proxy gateway with per-token rate limits, budget caps, model restrictions, and instant kill switch. Agents never see the real key.
Is BlackVault free?
Yes, BlackVault is free to use.
How much does BlackVault cost?
BlackVault is free to use.
Who should use BlackVault?
BlackVault is built for developers and ai researchers. Common uses: generate proxy tokens for AI agents and inject real API keys server-side for OpenAI, Anthropic, Google AI, and Nebius AI.
Is BlackVault open source?
Yes, BlackVault is open source under the MIT license.
What are the best alternatives to BlackVault?
Similar tools on AiByts include Browserbase, Claude Computer Use, HCS (Hashgraph Consensus Service), AI Detect Lab and Respira for WordPress.
Details are compiled from BlackVault's website and public sources, last verified Oct 3, 2026. Features and pricing change — confirm on the official site before you buy.
Try BlackVault
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