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Main Authors:	Fan, Dongyang, Delsad, Sebastien, Flammarion, Nicolas, Andriushchenko, Maksym
Format:	Preprint
Published:	2026
Subjects:	Artificial Intelligence Computation and Language
Online Access:	https://arxiv.org/abs/2602.01031
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Is In-Context Learning Sufficient for Instruction Following in LLMs?
by: Zhao, Hao, et al.
Published: (2024)

HalluLens: LLM Hallucination Benchmark
by: Bang, Yejin, et al.
Published: (2025)

Jailbreaking Leading Safety-Aligned LLMs with Simple Adaptive Attacks
by: Andriushchenko, Maksym, et al.
Published: (2024)

Competition Report: Finding Universal Jailbreak Backdoors in Aligned LLMs
by: Rando, Javier, et al.
Published: (2024)

HalluMix: A Task-Agnostic, Multi-Domain Benchmark for Real-World Hallucination Detection
by: Emery, Deanna, et al.
Published: (2025)

Long Is More for Alignment: A Simple but Tough-to-Beat Baseline for Instruction Fine-Tuning
by: Zhao, Hao, et al.
Published: (2024)

HalluVerse25: Fine-grained Multilingual Benchmark Dataset for LLM Hallucinations
by: Abdaljalil, Samir, et al.
Published: (2025)

HalluWorld: A Controlled Benchmark for Hallucination via Reference World Models
by: Liu, Emmy, et al.
Published: (2026)

MedHallu: A Comprehensive Benchmark for Detecting Medical Hallucinations in Large Language Models
by: Pandit, Shrey, et al.
Published: (2025)

HalluSAE: Detecting Hallucinations in Large Language Models via Sparse Auto-Encoders
by: Chen, Boshui, et al.
Published: (2026)

BenHalluEval: A Multi-Task Hallucination Evaluation Framework for Large Language Models on Bengali
by: Adib, Shefayat E Shams, et al.
Published: (2026)

DSC2025 -- ViHallu Challenge: Detecting Hallucination in Vietnamese LLMs
by: Nguyen, Anh Thi-Hoang, et al.
Published: (2026)

HalluCitation Matters: Revealing the Impact of Hallucinated References with 300 Hallucinated Papers in ACL Conferences
by: Sakai, Yusuke, et al.
Published: (2026)

HalluShift: Measuring Distribution Shifts towards Hallucination Detection in LLMs
by: Dasgupta, Sharanya, et al.
Published: (2025)

TopoBench: Benchmarking LLMs on Hard Topological Reasoning
by: Maniparambil, Mayug, et al.
Published: (2026)

Capability-Based Scaling Trends for LLM-Based Red-Teaming
by: Panfilov, Alexander, et al.
Published: (2025)

HalluSearch at SemEval-2025 Task 3: A Search-Enhanced RAG Pipeline for Hallucination Detection
by: Abdallah, Mohamed A., et al.
Published: (2025)

HalluCiteChecker: A Lightweight Toolkit for Hallucinated Citation Detection and Verification in the Era of AI Scientists
by: Sakai, Yusuke, et al.
Published: (2026)

HalluGraph: Auditable Hallucination Detection for Legal RAG Systems via Knowledge Graph Alignment
by: Noël, Valentin, et al.
Published: (2025)

MARBLE: A Hard Benchmark for Multimodal Spatial Reasoning and Planning
by: Jiang, Yulun, et al.
Published: (2025)

AHA: Aligning Large Audio-Language Models for Reasoning Hallucinations via Counterfactual Hard Negatives
by: Chen, Yanxi, et al.
Published: (2025)

Residual Drift Dominates Contradiction in Multi-Turn Constraint Reasoning
by: Kawada, Sebastien
Published: (2026)

Decomposing and Measuring Evaluation Awareness
by: Li, Changling, et al.
Published: (2026)

Emergent Misalignment is Easy, Narrow Misalignment is Hard
by: Soligo, Anna, et al.
Published: (2026)

MATH-Perturb: Benchmarking LLMs' Math Reasoning Abilities against Hard Perturbations
by: Huang, Kaixuan, et al.
Published: (2025)

Soft Tokens, Hard Truths
by: Butt, Natasha, et al.
Published: (2025)

Hard Negatives, Hard Lessons: Revisiting Training Data Quality for Robust Information Retrieval with LLMs
by: Thakur, Nandan, et al.
Published: (2025)

Language Models Do Hard Arithmetic Tasks Easily and Hardly Do Easy Arithmetic Tasks
by: Gambardella, Andrew, et al.
Published: (2024)

Hard2Verify: A Step-Level Verification Benchmark for Open-Ended Frontier Math
by: Pandit, Shrey, et al.
Published: (2025)

From Crowdsourced Data to High-Quality Benchmarks: Arena-Hard and BenchBuilder Pipeline
by: Li, Tianle, et al.
Published: (2024)

AgentHarm: A Benchmark for Measuring Harmfulness of LLM Agents
by: Andriushchenko, Maksym, et al.
Published: (2024)

Compositional Hardness of Code in Large Language Models -- A Probabilistic Perspective
by: Wolf, Yotam, et al.
Published: (2024)

MultiChallenge: A Realistic Multi-Turn Conversation Evaluation Benchmark Challenging to Frontier LLMs
by: Sirdeshmukh, Ved, et al.
Published: (2025)

NP-Hard Lower Bound Complexity for Semantic Self-Verification
by: Young, Robin
Published: (2025)

FutureSim: Replaying World Events to Evaluate Adaptive Agents
by: Goel, Shashwat, et al.
Published: (2026)

C-FAITH: A Chinese Fine-Grained Benchmark for Automated Hallucination Evaluation
by: Zhang, Xu, et al.
Published: (2025)

MTRAG: A Multi-Turn Conversational Benchmark for Evaluating Retrieval-Augmented Generation Systems
by: Katsis, Yannis, et al.
Published: (2025)

StoryBench: A Dynamic Benchmark for Evaluating Long-Term Memory with Multi Turns
by: Wan, Luanbo, et al.
Published: (2025)

Beyond Hard Masks: Progressive Token Evolution for Diffusion Language Models
by: Zhong, Linhao, et al.
Published: (2026)

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// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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