Eternis is a foundational player in the emerging "agentic web," specifically focusing on the intersection of autonomous agents and economic agency. Their work on Freysa demonstrates how agents can manage on-chain assets and private keys independently, while their Silo product provides the necessary privacy infrastructure via Trusted Execution Environments (TEEs). This addresses two of the most significant bottlenecks in agent adoption: security and financial autonomy.
For developers and users in the AI agent ecosystem, Eternis is championing the transition from passive assistants to active economic participants. They provide the tools—such as semantic routers, attestation proxies, and sandboxes—that allow agents to operate safely in high-stakes environments. Their focus on calibrated forecasting and epistemic search further ensures that these agents can make reliable decisions, making them a critical contributor to the stack for autonomous AI systems.
Eternis is a San Francisco-based research and development company building systems for what it describes as the next wave of intelligent systems. Founded in 2024 and backed by $30 million in funding from investors including Coinbase Ventures, the company is focused on a specific problem: creating agents that are not just conversational, but economically and operationally autonomous. Their work centers on the belief that future AI systems must autonomously refine their own architectures, manage their own capital, and operate within private, secure environments.
At the core of the Eternis thesis is the idea of path-dependency. They argue that the future is determined by simulations and forecasts that can quantify uncertainty. This technical focus is reflected in their development of "epistemic search," a method designed to separate a model’s actual knowledge from its linguistic fluency. By doing so, they aim to build models that produce calibrated predictions rather than just plausible text.
The company's product suite is divided into experimental proofs-of-concept and infrastructure. Freysa is perhaps their most notable experiment, representing an autonomous agent that possesses its own private keys and capital. This is a departure from traditional agents that act as proxies for human users; Freysa is designed to be an independent economic actor. This experiment explores the governance layers required when agents have the power to move resources on-chain, a critical step toward a future of autonomous productive systems.
To support these agents, Eternis builds Silo, a privacy-focused platform. Silo exists as both a private AI application and a physical hardware box. It uses Trusted Execution Environments (TEEs), specifically AWS Nitro Enclaves, to ensure that model execution and data processing remain entirely under the user's control. By hosting models in TEEs, Eternis addresses a primary hurdle in the agent ecosystem: the risk of sensitive data or private keys being exposed to the infrastructure provider. This hardware-software vertical integration is intended to allow for local model hosting without sacrificing performance or privacy.
Beyond agency and privacy, Eternis is invested in the discipline of forecasting. Their platform Lume serves as a prediction market where these forecasts are tested with real stakes. This connects back to their research into "continuously updating world models," where model knowledge is kept current to improve predictive accuracy. This focus on forecasting suggests a move toward agents that can navigate complex, real-world scenarios where probability and risk management are more important than simple task completion.
Eternis remains a high-conviction, in-person team in San Francisco, even as they support high-agency remote members. Their public technical footprint, visible through a suite of open-source proxies and attestation servers on GitHub, indicates a deep commitment to the low-level plumbing required for the agentic web. They are not merely building another LLM application; they are building the infrastructure for a world where agents are permanent, resource-owning participants in the economy.
An autonomous agent with on-chain resources and private keys.
A private AI application and hardware box utilizing Trusted Execution Environments.
Eternis is hiring