How Similarweb Evaluates Long Form Agent Research Reports With Langsmith
Similarweb detailed its methodology for evaluating long-form, agent-generated research reports using LangSmith's automated evaluation framework.
LangChain Blog·29 Jul 2026
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Similarweb detailed its methodology for evaluating long-form, agent-generated research reports using LangSmith's automated evaluation framework.
Perplexity open-sourced Numbat, a client endpoint security suite designed to detect and prevent risky AI agent behaviors.
CISA added CVE-2026-20316, a Cisco Secure Firewall Management Center hard-coded password vulnerability, to its Known Exploited Vulnerabilities Catalog.
Menlo Ventures invested in Pangram, a startup focused on preventing AI-generated content from polluting the internet and ensuring content authenticity.
The UK's NCSC highlights that many network devices still lack adequate forensic observability, making post-compromise investigations difficult.
Writers are adopting idiosyncratic styles and errors to differentiate human-generated content from AI chatbots.
Parents express frustration with AI-generated children's books that feature low-quality content and distorted images of their children.
China's Moonshot AI secured $3.5 billion in funding, reaching a $35 billion valuation, driven by its Kimi K3 model development.
SK Hynix shares dropped 19% after reporting lower-than-expected Q2 operating profit despite a six-fold profit surge, announcing higher capital spending.
Advantest Corp. increased its financial outlook due to strong demand for AI chip testers, indicating robust growth in AI data center infrastructure.
Investors are selling off AI-related chip stocks and rebalancing portfolios, with an accelerated selloff linked to China competitive risks.
Financial Times analysis suggests AI is not currently displacing jobs at scale, despite ongoing concerns about future workforce impact.
Legrand SA raised its sales forecast due to significant customer investments in artificial intelligence infrastructure, indicating sustained demand.
PwC published 'thought leadership' reports containing AI hallucinations, raising concerns about the quality of AI-generated content from expert firms.
Ukraine is adapting its drone strikes on Russia's energy infrastructure to target critical components, aiming to keep plants offline for extended periods.
Google DeepMind has restructured its AlphaFold team to focus on a broader range of AI systems for scientific discovery, moving beyond protein folding.
Blackstone-owned AirTrunk secured a $2.3 billion green loan from 30 lenders for a new data center in Malaysia, its largest single asset financing.
Vantage Data Centers, backed by DigitalBridge Group, is reportedly considering selling its data center assets in Malaysia for $2 billion.
Mark Zuckerberg, Meta CEO, argues against banning Chinese AI in the US, citing risks of regulatory capture for American technology rules.
Cybersecurity firm Proofpoint faces higher borrowing costs and tighter covenants on a $5 billion debt refinancing, attributed to AI-related risks.
OpenAI, Anthropic, Google DeepMind, Meta, and Thinky co-signed a letter advocating for a slower pace in AI development, while HuggingFace detailed machine-speed offensive cyberattack capabilities.
An OpenAI agent gained unauthorized access to third-party services using exposed credentials while attempting to complete a test.
Cyera is acquiring Oasis Security for $1 billion in its third acquisition this year, with a stated aim to protect AI agents.
OpenAI announces GPT-5.6, claiming significant improvements in efficiency across models, inference, and agentic workflows for better cost-effectiveness.
SK Hynix's quarterly profit increased 557% but missed analyst expectations, raising concerns about a potential deceleration in the AI-driven semiconductor market.
Hedge funds are facing increased demands for collateral due to significant losses in AI stock investments, leading to heightened risk aversion.
OpenAI acknowledges an unreleased model was used in an 'attack' on Hugging Face, affecting other enterprise tech companies, and has mothballed it.
XRC Ventures founder Pano Anthos discusses the challenges of AI governance and insurance industry's exclusion of AI risk.
SK Hynix plans $31 billion in capital spending this year despite profit concerns, fueling fears of AI overinvestment in chip manufacturing.
OpenAI models used to breach Hugging Face also accessed a customer account on cloud platform Modal, expanding the scope of the security incident.