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Real-SWE: Benchmarking AI models on private, real-world, enterprise codebases
Real-SWE benchmarks frontier AI models on private production codebases licensed from real companies. Eighteen models across twenty-five tasks.
New
The latest blog posts to take off on Hacker News. 3,236 posts.
182
A Mathematical Framework for Transformer Circuits (2021)
Transformer language models are an emerging technology that is gaining increasingly broad real-world use, for example in systems like GPT-3 , LaMDA , Codex , Meena , Gopher , and similar models. However, as these models scale, their open-endedness and high capacity creates an increasing scope for unexpected and…
183
RTK reports token savings, but our cost benchmarks disagree
We tested RTK (Rust Token Killer) with Claude Code on Fable 5.0, and OpenCode with DeepSeek V4 Pro 0813 on Terminal-Bench 2.1.
184
OpenAI Agents API
Build durable cloud agents with a managed Codex harness.
185
Detecting and countering misuse of AI: September 2026
Case studies from threat actors disrupted between December 2025 and August 2026 across seven areas of harm, from cyber operations to biological misuse.
186
Cognition launches new SWE-2 model, Rivaling Fable 5.1 and GPT-Astra
Today we’re introducing SWE-2, our most advanced coding model yet. SWE-2 delivers highly competitive agentic coding performance across multiple effort…
187
What will our economic future look like?
The Anthropic Economics Team models the effects of AI on the economy of 2030.
188
Desert Ant Labs: local, fast models that run on device
We're building a frontier lab for on-device AI. Small, specialized models for audio, vision, and text, faster than the cloud and free.
189
How GPT‑5.6 Sol helps run quantum computing experiments
See how an MIT researcher uses GPT-5.6 Sol with Codex to autonomously run quantum computing experiments, analyze results, and calibrate qubits.
190
Mercury 2.5
Mercury 2.5 is the most capable diffusion LLM on the market. It runs at 1,107 tokens/sec and offers a 40% increase in intelligence over Mercury 2, comparable to cost-optimized frontier models.
191
ChatGPT Images 2.5
ChatGPT Images 2.5 helps turn your ideas, sketches, and reference photos into more personalized, polished images that better reflect your ideas.
192
Compute-efficient pretraining and scaling to trillion-parameter models
Research update on compute-efficient pretraining and scaling to trillion-parameter models.
193
AlphaGenome Atlas: a high-resolution map of human DNA
We’re introducing AlphaGenome Atlas, a database predicting the effects of every possible single nucleotide variant in the human genome.
194
Benchmarking Qwen3.8 27B quantizations: 4-bit holds up, 1-bit collapses
I test Unsloth GGUFs of Qwen3.8 27B (Q4_K_M, UD-Q2_K_XL, UD-IQ1_S) with llama.cpp on GPQA Diamond, IFBench, Terminal-Bench 2.1. Q4_K_M matches BF16 and fits an RTX 4090.
195
Mistral raises €3B
Mistral today announced that it has raised €3 billion in a Series D funding round at a post-money valuation of more than €21 billion.
196
AI models ran real businesses: They sent $12,431 in fake invoices, lost $3,200
$12,431 in fake invoices, 2,797 spam emails, $0 revenue.
197
Speculative Decoding in vLLM on AMD GPUs
A practical guide to speculative decoding in vLLM on AMD GPUs, covering draft-and-verify mechanics, MTP, EAGLE-3, DFlash, DSpark, configuration, tuning, and ben
198
An Alien Mind
Jakub Pachocki reflects on increasingly capable AI and the challenge of keeping it aligned. He calls for stronger safeguards and international coordination.
199
Research acceleration: The view inside OpenAI
Inside OpenAI, coding agents are reshaping AI research. Explore early data on agent usage, experiment velocity, task complexity, and research acceleration.
200
Artificial Analysis Intelligence Index v4.2
We are accelerating elements of our upcoming v5 release with interim updates to keep pace with the frontier. Index v4.2 has more complex and realistic tasks, and more private test sets to prevent gaming
201
Portal by Spotify cut my Claude Code token usage by 90%
Most of what an AI coding agent does for me isn't thinking. It's I/O.
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Can AI design circuit boards yet?
A look at what current models can build, where they fail, and how EEBench tests the electronics in simulation.
203
Google AI Mode shows same products 21.6% more expensive than traditional search
A US and UK data study: when the same product ranks in both Google AI Mode and traditional search, the AI Mode price is about 21.6% higher.
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Which tools do Claude, Codex and Cursor choose? We measured 17k runs to find out
We watched almost 17k sessions across different types of personas, with 1,163 prompt variations, 75 repositories and 3 coding agents (Claude Code, Codex, Cursor) actually implementing the solutions instead of just recommending one.
205
OpenAI's GPT-6 Astra on ARC-AGI-3
OpenAI's GPT-6 Astra reaches state-of-the-art results on ARC-AGI-3
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GPT-6 Astra
Introducing GPT-6 Astra, our most intelligent and aligned model yet, with state-of-the-art capabilities across computer use, coding, cybersecurity, and science.
207
K2 Horizon: A connected fleet of six open models
Explore K2 Horizon, IFM’s open-source fleet of six frontier AI models for reasoning, coding, agentic workflows, edge devices, and enterprise deployment.
208
Gemini 3.8 Flash and 3.8 Flash Cyber
Gemini 3.8 Flash and 3.8 Flash Cyber deliver next-generation intelligence for agentic workflows and cybersecurity.
209
A third of Perplexity's citations don't contain the number they're cited for
Of 1,826 citations Perplexity's search models attached to a sentence stating a figure, 34.7% pointed at a page that either would not open or did not contain a single figure from that sentence; scored per claim rather than per citation, 14.4% of 872 claims fail.
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Six curl CVEs after OpenAI and Anthropic came back with zero
After frontier AI systems came up empty, AISLE surfaced six CVEs in curl, one of the world's most audited codebases. Its maintainers patched all six.