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Have you ever heard of Xval?

If not: keep reading. Otherwise: keep reading anyway.

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Thursday, March 12, 2026
We are rebuilding the whole thing from scratch.
Timothy Quast
Parameters
Tuesday, May 20, 2025
Xval releases version 0.7.28, building on parameters. (2 minute read)
Timothy Quast
Parameters
Monday, May 5, 2025
Xval releases version 0.7.27 with module parameters. So you can easily set that one variable. (2 minute read)
Timothy Quast
Thursday, March 12, 2026
Timothy Quast

Xval Starts Over at Version 0.0.1

We are rebuilding the whole thing from scratch.

Tuesday, May 20, 2025
Timothy Quast

Xval v0.7.28 - Model Parameters

Xval releases version 0.7.28, building on parameters. (2 minute read)

Monday, May 5, 2025
Timothy Quast

Xval v0.7.27 - Module Parameters

Xval releases version 0.7.27 with module parameters. So you can easily set that one variable. (2 minute read)

Monday, April 28, 2025
Daniel Zapata

Don't build a DSL (except for when you have to)

Language design is hard.

Wednesday, April 2, 2025
Timothy Quast

Three Easy Ways to Use AI as an Actuary

How should actuaries go about designing a multi-agent system with RAG, vector embeddings, finetuning layers, multimodal fusion, token optimization, federated learning and attention mechanisms? They shouldn't.

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