Apps similar to SignalVault include AcruxCore, which is free and open source. Other options are Langfuse, Helicone, AI Security Gateway and Spanlens. In total there are six Large Language Model (LLM) Tools like SignalVault for the web and self-hosting.
Open-source LLM-ops platform combining prompt management, an AI gateway, tracing, a tool catalog, and evaluation in one self-hostable platform.
Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more.
Germany
EU
Helicone is the open-source LLM observability platform for developers to monitor, debug, and improve production-ready applications.
United States
Open-source AI firewall and LLM proxy that redacts PII, blocks prompt injection, and enforces spend budgets before requests reach any AI provider. Cloud SaaS, Hybrid VPC and Apache 2.0, self-hostable.
United States
Spanlens is open-source LLM observability built for application developers. Drop in a one-line proxy or SDK swap and every OpenAI, Anthropic, or Gemini call your app makes is captured with full request and response body, model, tokens, cost, and latency.
South Korea
Corrath is an AI security gateway built for developers and organizations building with Large Language Models.
India
