Respan

Respan is a US-based company specializing in AI observability and evaluation solutions for businesses using large language models. Their platform analyzes interactions with AI systems, enhancing debugging and optimization processes. Founded in 2023, Respan operates from Alameda, California, USA, providing AI observability solutions. The company was co-founded by Andy and Raymond.

In March 2026, Respan raised USD 5 million in seed funding led by Gradient Ventures, with participation from Y Combinator, Hat Trick Capital, Xiaoxiao Fund, Antigravity, and Alpen Capital. Respan specializes in AI observability and evaluation solutions designed for businesses utilizing large language models (LLMs). The company’s core offering is a platform that captures and analyzes every interaction with AI systems, including prompts, tool calls, and responses, facilitating efficient debugging and optimization. This platform helps teams quickly identify and rectify issues in AI behavior, thereby improving the reliability and performance of deployed models.

Respan's customer base includes prominent companies across various sectors, which leverage the platform to enhance their AI capabilities and ensure compliance with data security standards such as ISO 27001, SOC 2, GDPR, and HIPAA. The products are marketed primarily in North America and Europe, focusing on large enterprises that require robust AI infrastructure to support their operations. Respan generates revenue through a subscription-based model, allowing businesses to access its comprehensive suite of observability and evaluation tools. Clients typically engage with the company through direct partnerships, entering into agreements that grant them access to various features, including performance monitoring, evaluation workflows, and integrated dashboards.

The company's flagship offerings are tied to its ability to facilitate real-time evaluation of AI agents, which includes custom dashboards and automated alert systems. Pricing structures are designed to accommodate enterprises' varying needs, enabling scalable access based on usage levels and specific feature requirements. The revenue model reflects a commitment to providing high-value solutions to organizations seeking to optimize their AI implementations and enhance operational efficiencies. In March 2026, Respan raised USD 5.

000 mn in Seed funding to expand its team and enhance infrastructure dependability while growing its proactive AI observability platform. The company intends to design and launch new products that will increase their market offerings, although specific release dates have not been disclosed. Respan is also targeting expansion into new markets across North America and Europe by enhancing its operational capabilities to better serve large enterprises. The funding will support these initiatives, ensuring that the company can scale its solutions effectively.