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Practical Open Weights newsletter archive

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9

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May 12, 2026

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Latest issue

POW Update: Langflow is best for simple agent workflows you need to build fast

Langflow is useful when the workflow is easy to understand visually. For very complex agent systems, deeper orchestration is usually a better fit.

May 12, 2026

History

Dated newsletter history

Each issue is archived with its publication date and direct reading link.

LatestMay 12, 2026

POW Update: Langflow is best for simple agent workflows you need to build fast

Langflow is useful when the workflow is easy to understand visually. For very complex agent systems, deeper orchestration is usually a better fit.

Read issue
IssueMay 11, 2026

Right-Sized AI Brief: When a judge model matters more than a bigger model

The next upgrade to your AI stack may not be a stronger generator. It may be a smaller verifier that checks grounding, tool calls, and product rules.

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IssueMay 7, 2026

POW Update: Granite Guardian 4.1 shows the real agent stack needs a judge, not just a model

IBM's Granite Guardian 4.1 shows why practical AI systems need a second model to check groundedness, tool calls, and custom product rules.

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IssueMay 5, 2026

POW Update: FlowState-R1 shows why forecasting should adapt to time, not force time into one fixed model

IBM's Granite Time Series FlowState-R1 is a compact forecasting model built for dynamic horizons and changing time scales across real enterprise signals.

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IssueMay 4, 2026

POW Update: Why Granite Time Series changes the math for enterprise forecasting

IBM's Granite Time Series represents a shift towards treating time-series data like language—using foundation models that work out-of-the-box for forecasting.

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IssueMay 2, 2026

POW Update: Cohere STT WebGPU makes private browser transcription easier to understand

A plain-English look at how WebGPU helps speech-to-text run inside the browser, plus the 14 languages Cohere Transcribe supports today.

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IssueMay 1, 2026

POW Update: Mistral Medium 3.5 makes the agent stack the real story

Mistral Medium 3.5 is not just another model release. It is a clearer signal that coding agents, work modes, and long-horizon execution are becoming the product layer to watch.

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IssueApril 30, 2026

POW Update: Granite 4.1 and the return of practical dense models

IBM's Granite 4.1 release is a strong signal that efficient, open, enterprise-ready models are becoming the more important AI story.

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IssueApril 29, 2026

POW Update: Granite 4.1, Gemma 4, and a new EU AI Act quick-check

The latest Practical Open Weights updates on right-sized AI, browser AI, and practical compliance.

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