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
LangChain is a framework for developing applications powered by language models. We believe that the most powerful and differentiated applications will not only call out to a language model, but will also be:
Corrath is an AI security gateway built for developers and organizations building with Large Language Models.
India
Build, ship, and operate AI agents on infrastructure you own. Apache 2.0. Self-hostable in one docker compose up.
India
LLMCap is a reverse proxy that enforces real-time, dollar-based spending caps on LLM API calls. When you hit your cap, the next request returns 429 — the token is never consumed and money is never spent.
Canada
Dedoctive provides auditable AI for defensible decisions - it grounds outputs in trusted evidence, provides full source-level provenance, and governs workflows with human-in-the-loop guardrails.
