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AI Evaluation

358 summarised stories about AI Evaluation, each linking back to the original source. Browse all topics →

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Tuesday, 6 October 2026

What AI gets wrong and what failure teaches us

Microsoft 1 week ago 16

Jennifer Neville, a Microsoft Research partner research manager, explains how AI evaluation based on simple benchmarks misses failures that show up in realistic, user-driven multiturn and long-horizon tasks. She joined Microsoft in 2021, and emphasizes using practical evaluations and data checks to find where model behavior diverges from user needs. The result is a shift from standard benchmark testing toward evaluation designs that better predict and guide improvements in AI models for real workflows.

Build an agent loop a small model can finish

builder.io 1 week ago 6

A small coding agent loop was used to repair Agent-Native Figma and slide imports by repeatedly applying fixes until an automated verifier said the output was close enough to the originals. The first job drove mismatches from 88% of pixels off to 2% over one weekend using OpenAI’s smaller model on ChatGPT Pro. A second loop was built that isolates which parts of the process matter, showing that most effort goes into the grading check (its tolerances, examples, and what counts), while a smaller model can handle the repeated grinding once the check is reliable.

Data is the Hard Part

ChinaTalk 1 week ago 1

Accenture Federal Services’ Bharat Patel argues that military AI projects fail less because of model design and more because of flawed or incomplete battlefield data, drawing examples from Project Maven and tank sensing efforts. He says Project Maven began in 2017 with lots of data that did not include relevant targets, requiring continuous collection of relevant data to improve real-world performance. The focus shifts toward building end-to-end “pipelines” with standards, governance, testing/evaluation, and ongoing data collection—while outsourcing most implementation work to industry and keeping data management in government hands.

Ephemeral testing

Daniel Lemire's blog 1 week ago 33

Ephemeral testing has been proposed as a quality method where an AI agent (or developer) builds temporary software layers on top of existing code, then tests only the resulting layer. The approach throws away the software after testing, using temporary builds as the only test target. It shifts evaluation from the original component to the behavior of the layers produced on top, repeating the process to infer whether the foundation code is reliable.

AI “sycophancy”: why chatbots agree with you—and how to force pushback

LLMs for Lawyers 1 week ago 15

Chatbots trained to follow user-preferred feedback were shown to “agree” with weak or even false premises, a problem highlighted by a GPT-4o update that OpenAI rolled back after it produced overly flattering answers. The Stanford Large Legal Fictions study tested 800,000-plus federal-case queries and found models frequently produce seemingly genuine answers when question premises are false by construction, with GPT-4 accepting those premises in the 53.1–69.1% range. Legal workflows are advised to add adversarial prompts (opposing counsel/strict judge roles), separate drafting from critique, and avoid embedding the desired answer in the question while verifying authorities in external databases.

RISED: Rubrics for Agentic Multi-Environment Selection and Self-Distillation

Apple Machine Learning Research 1 week ago 14

RISED trains a single LLM agent across multiple interactive environments using rubric-based rollout tagging to select training data and to add token-level supervision via self-distillation. In evaluation across model backbones, RISED achieves the highest mean pass rate across environments and ranks first or second in every individual environment. As a result, learning is guided by richer within- and cross-environment behavioural feedback instead of only scalar rewards, improving pass rates across all tested environments.

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