Backmesh is an open-source backend solution that securely proxies LLM API keys, protecting them from exposure in client applications. It offers JWT authentication, per-user rate limiting, resource access control, and user analytics, making it ideal for developers building AI-powered apps who need to safeguard their API credentials and manage usage.
Backmesh sits in PulseGate's Infrastructure & Backend category. It focuses on preventing exposure and misuse of LLM API keys in client applications by providing a secure backend proxy. It is built as an open-source project for developers building AI-powered applications. Backmesh is open source under the AGPL-3.0 license. The product ships for API, and it can be self-hosted.
Backmesh first shipped in 2025. Development happens publicly on GitHub with 15 stars. PulseGate's similarity index finds few close equivalents — Backmesh occupies a relatively distinct niche. Key capabilities include JWT authentication, rate limiting, and API key protection. It exposes integrations via a public API.
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