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Capital One Tech Blog

Latest thinking from our technologists. 

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Software Engineering

Reimagining dev with IBE

Article|February 12, 2025| 6 min read
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AI

Understanding agentic AI

Article|July 14, 2025| 7 min read
Software Engineering

Design for testing—Part one

Article|December 17, 2024| 3 min read

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Applied research

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publications

Refusal tokens: a simple way to calibrate refusals

Refusal tokens enable controlling a single model's refusal rates without the need of any further fine-tuning. (COLM)

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Imagine, verify, execute: memory-guided agentic exploration

An agentic exploration framework inspired by human curiosity. (CoRL)

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Why we invest in startups

article | September 23, 2025 | 5 min read

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A decade of design in banking

article | September 22, 2025 | 5 min read

software engineering

Automate API testing using Schemathesis

How Schemathesis can be a powerful tool to automate and improve your API testing processes.

article | September 4, 2025 | 3 min read

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