Traceloop vs Middleware
Side-by-side comparison of AI visibility scores, market position, and capabilities
Tel Aviv YC LLM observability platform at $1.2M revenue Jun 2024 with OpenLLMetry open-source; $6.6M total ($6.1M Sorenson/Ibex seed May 2025) monitoring AI application production quality competing with LangSmith for AI debugging.
About
Traceloop is a Tel Aviv, Israel-based LLM observability platform — backed by Y Combinator with $6.6 million in total funding including a $6.1 million seed in May 2025 led by Sorenson Capital and Ibex Investors with Y Combinator, Samsung NEXT, and Grand Ventures — providing developers and enterprises building LLM-powered applications with monitoring, evaluation, and observability tools for detecting and debugging AI reliability issues in production. Achieving $1.2 million in revenue in June 2024 with an 8-person team, Traceloop maintains OpenLLMetry (an open-source observability framework for LLM applications based on OpenTelemetry standards) that has become a widely adopted tool for AI application debugging and quality monitoring.
Cloud-native observability platform with APM, traces, logs, and metrics; OpenTelemetry-native cost-effective Datadog alternative targeting DevOps teams at growing companies.
About
Middleware is an observability and monitoring platform providing application performance monitoring (APM), distributed tracing, log management, and infrastructure metrics in a unified view for engineering teams running cloud-native applications. Founded in 2021 and headquartered in San Francisco, Middleware raised approximately $6 million and targets DevOps and SRE teams at growing companies who need comprehensive observability without the cost and complexity of enterprise platforms like Datadog or New Relic.
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