---
title: "Discussion on \"IAE Product Architecture: Building a Sellable AI Agent with A2A Protocol and Modular Pricing\" | Hashnode"
description: "Discussion on \"IAE Product Architecture: Building a Sellable AI Agent with A2A Protocol and Modular Pricing\". Most AI agent projects die as consulting engagements. Someone builds a custom workflow, charges hourly, and the moment they stop touching it, the client churns. The agent was never a product — it was"
url: "https://hashnode.com/posts/iae-product-architecture-building-a-sellable-ai-agent-with-a2a-protocol-and-modular-pricing-mr1lpdxm/6a449d77c428df03747f469e"
---

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# [IAE Product Architecture: Building a Sellable AI Agent with A2A Protocol and Modular Pricing](https://jeremylongshore.hashnode.dev/iae-product-architecture-building-a-sellable-ai-agent-with-a2a-protocol-and-modular-pricing-mr1lpdxm?utm_source=hashnode&utm_medium=feed)

Most AI agent projects die as consulting engagements. Someone builds a custom workflow, charges hourly, and the moment they stop touching it, the client churns. The agent was never a product — it was

Jul 1 · 9 min read · jeremylongshore.hashnode.dev  
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-   [#a2a](https://hashnode.com/tag/a2a)
-   [#ai-agents](https://hashnode.com/tag/ai-agents)
-   [#product-architecture](https://hashnode.com/tag/product-architecture)
-   [#google-cloud](https://hashnode.com/tag/google-cloud)
-   [#pricing](https://hashnode.com/tag/pricing)
-   [#vertex-ai](https://hashnode.com/tag/vertex-ai)

## Written by

[Jeremy Longshore](https://hashnode.com/@jeremylongshore)

@jeremylongshore · Gulf Shores AL

  
[View profile](https://hashnode.com/@jeremylongshore)

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