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Pulumi Neo

Pulumi's AI infrastructure agent

Pulumi Neo is an AI agent that provisions, governs and optimizes cloud infrastructure, covering provisioning, updates, debugging and cost analysis. It enforces existing Pulumi policies (RBAC, compliance, security standards) and supports configurable autonomy with human-in-the-loop approval workflows. Every action is previewed, logged and reversible.

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In research (1)

Serverless cloud built for AI and agentic compute.

Modal lets teams run inference, fine-tuning and arbitrary agent workloads as serverless Python without managing infrastructure — a common substrate for harness backends at scale.

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Durable execution for long-running agent workflows.

Temporal's durable execution engine is widely adopted to make agent pipelines reliable: state survives crashes, retries are automatic, and workflows run for minutes or months. A key piece of serious harness infrastructure.

$430M total · $300M Series D (Feb 2026) at $5B valuation

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Durable functions and workflows for AI agents.

Inngest runs agent logic as durable steps — queueing, retries, concurrency control and human-in-the-loop waits — without operating your own workflow infrastructure.

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Sources

  1. Pulumi Neo product page