Silicon is starting to design silicon — how AI is being used in chipmaking, from EDA tools to OpenAI’s Jalapeño and beyond

Silicon is starting to design silicon — how AI is being used in chipmaking, from EDA tools to OpenAI's Jalapeño and beyond

One of the key advantages of these tools was their ability to learn from previous runs and use accumulated data to guide subsequent design-space exploration, something which could reduce the number of iterations needed to meet PPA targets and, in some cases, produce results that would have required considerably more engineering time using conventional methods. Yet the autonomy of these tools is limited, as engineers define constraints, configure flows, run individual tools, analyze their output, and decide what to try next. AI accelerates or optimizes particular stages of chip development, but humans still control the overall design flow. And that's changing with newer generations.

The latest AI-enhanced EDA tools are considerably more ambitious. Generative AI can write or modify RTL and verification code, analyze reports, identify potential points of failure, and even suggest fixes. Meanwhile, emerging agentic systems can operate multiple EDA tools and execute sequences of engineering tasks with very limited human intervention. Such an agent can analyze results, modify a design or its parameters, launch another simulation or implementation run, evaluate the outcome, and repeat the process until it reaches specified targets. As a result, AI is gradually moving from optimizing individual steps inside EDA tools to automating parts of the chip development workflow itself.

In 2023 – 2024, both Cadence and Synopsys announced that hundreds of chip designs have been completed using their AI-enhanced Cadence.ai DSO.ai/VSO.ai/TSO.ai tools. Moreover, leading high-tech companies revealed details about how they used AI to complete their projects. Yet putting Google , Nvidia, OpenAI, and Architect Labs into the same bucket is not right, as they represent different degrees of AI involvement in chip development.

Google, which was among the first high-tech giants to announce the use of AI to develop its AI accelerators, seems to be the least radical. Google's AlphaChip uses reinforcement learning mostly for physical floorplanning: it places circuit blocks and optimizes layouts, but it does not invent the entire design or the architecture itself. Google DeepMind said in 2024 that AlphaChip had been used for the previous three generations of TPUs, meaning Google was well ahead of the general EDA industry with its tools. (The company has not shared AlphaChip's progress in detail since then.)

Nvidia is more interesting because its internal AI systems tend to automate work traditionally performed by hardware engineers. The important distinction is that Nvidia trains specialized models on its own RTL, documentation, and unique accumulated engineering knowledge, something a merchant EDA vendor cannot access. This makes Nvidia an example of a chip designer that turns the engineering data behind its proprietary GPU and, more recently, AI accelerator , CPU, DPU, and network cards into training data for AI. Nonetheless, Nvidia itself draws a clear line between its automation and autonomous chip design.

Anthropic co-designing custom AI inference chips to bypass costly Nvidia GPUs

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