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Cognition, creator of Devin, raises $1 billion at a $26 billion valuation with $492 million run-rate

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#1 VIEWED

Anthropic releases Claude Opus 4.8, claiming improved reasoning, coding, and extended autonomy at the same price as Opus 4.7

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RISING LIKES

270

Ethan Mollick, academic, outlines his personal workflow to prevent AI hallucinations and unverified sources in book writing

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FASTEST CLIMBING

Claude Opus 4.8 Low Effort Matches Opus 4.6 High On SWE-Bench Pro

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Top Stories

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Anthropic releases Claude Opus 4.8, claiming improved reasoning, coding, and extended autonomy at the same price as Opus 4.7Anthropic also teased its upcoming Mythos-class models.

2h|#1VIEWS1.4M#1LIKED24.1k#1BOOKMARKED2.4k#1COMMENTS3.4k

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20

Elon Musk claims SpaceX's custom C-based AI training framework is 10x faster than JAX on 220,000 GB300 GPUsCritics questioned the JAX benchmark and choice of C.

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30

Robin Hanson argues current AI models show little indication of suffering despite debates over machine consciousnessMillions of Claude instances are generated and terminated daily.

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41

Claude Opus 4.8 launches, scoring 69.2% on SWE-bench Pro to outperform GPT-5.5 and Gemini 3.1 ProIt introduces a "Dynamic Workflows" preview for parallel subagents.

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51

Mathematicians disprove the sum-product conjecture for real numbers using insights from OpenAI's unit distance conjecture counterexampleThe discovery validates Timothy Gowers' prediction of human-AI math collaboration

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60

Analysis argues AI advancements accelerate human problem-solving, citing post-AlphaGo Go performance and combinatorics breakthroughsHumans used AI-derived techniques to solve unit distance problems.

2h|22.4k40679

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72

Anthropic releases Claude Code dynamic workflows to run parallel subagents for large-scale code migrationsSubagents autonomously write orchestration scripts and self-verify code changes.

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81

Reactor emerges from stealth with $59M for infrastructure that streams real-time pixels from generative World ModelsLightspeed Venture Partners led the Seed and Series A rounds

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91

University of Waterloo's Gautam Kamath advises researchers against using generative AI for academic slides and postersHe argues AI tools compromise a speaker's authentic voice

2h|11.3k10248

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103

Anthropic releases Claude Opus 4.8, which outperforms GPT-5.5 on senior-level engineering and writing tasks in early evaluationsCreator Dan Shipper used the model to transition off Codex.

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111

Lindsay M. Smith and Matt Wiemann launch DiscoverPhysics to evaluate LLM agents on scientific experimentation and physical law discoveryThe pipeline tests if LLMs can design scientific experiments.

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121

Ahmad Rammal and Meta AI release ATLAS, translating 25 textbooks into 500,000 lines of Lean 4The release includes a flexible formalization harness and paper.

1h|26.6k21377

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131

Systems engineer Yacine argues that reading LLM outputs that cannot be immediately verified is highly detrimentalHe exempts structured formats like code and Lean proofs.

2h|58k817135

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141

ColBERT creator Omar Khattab highlights retrieval over 600 million vectors in 10 milliseconds using a single CPU coreIt uses optimized Product Quantization for late-interaction models.

2h|17.7k197163

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151

SpAItial AI launches the SpAItial API for programmatic 3D world generation from text and imagesIt supports exporting meshes and integrating with coding agents.

2h|16.1k7744

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163

Ethan Mollick, academic, outlines his personal workflow to prevent AI hallucinations and unverified sources in book writingStandard publishing contracts do not require manuscript fact-checking.

2h|12.9k27048

RISING LIKES270

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174

NVIDIA adopts Linux Foundation's OpenMDW framework to standardize licensing for its open AI modelsThe framework unifies legal terms for models, code, and data.

46m|25.7k17137

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181

Elon Musk says SpaceX's Colossus deal with Anthropic is a 180-day lease, refuting rumors of a multi-year contractThe lease includes a 90-day mutual cancellation path

2h|106.1k46348

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191

GeneralistAI builder Kylie Ying trains a robot to autonomously unscrew bottles, pour liquids, and rebalance uneven pours using its GEN-1 systemThe robot successfully recovered from an unexpected bottle slip.

1h|9.5k7619

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202

Nvidia CEO Jensen Huang joins Tsinghua University advisory board amid US restrictions on AI chip exports to ChinaApple CEO Tim Cook chairs the 65-member advisory board.

1h|14.5k13818

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Github Stars

(7 days)

manaflow-ai/cmux3D AGO AGO
Integrates Ghostty into a macOS terminal with vertical tabs, sidebar metadata, OSC notifications, and in-app browser for AI coding agents.
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self-evolving/repo2D AGO AGO
Invokes AI agents via GitHub mentions to implement issues, review PRs, fix branches, and persist memory across runs.
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modaic-ai/gepa-viz2D AGO AGO
Renders GEPA prompt-optimization candidate trees as interactive force-directed graphs with live updates from a Python callback.
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Yesterday's Top Stories, May 27, 2026.

Posts: 3,689|Clusters: 869|Stories frozen at midnight PT

10

Cognition, creator of Devin, raises $1 billion at a $26 billion valuation with $492 million run-rateWeekly Devin sessions spiked at Citi and Mercedes-Benz

9h|793.9k3.6k593

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20

ESM project founder Alex Rives open-sources ESMFold2 for protein structure prediction and therapeutic designScaling inference compute improved binder design success rates.

12h|469.2k2.7k1k

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30

Serena launches DeepSWE, a long-horizon software engineering benchmark that tests AI coding agents on complex, high-output developer tasksGPT-5.5 scored 70% compared to Mythos Preview's estimated 90%.

1d|270k2k552

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40

Genesis-Embodied-AI open-sources Genesis World 1.0, a GPU-accelerated physics simulator running up to 100x faster than real timeA unified physics stack supports both rigid and deformable bodies

7h|218.4k960483

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50

Trajectory, co-founded by Ronak Malde, launches with $15M to build a continual learning platform for agentic AI modelsIt uses real-time user corrections to post-train deployed models.

10h|1.5M2k849

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60

Sakana AI releases DiffusionBlocks to train neural networks one block at a time, cutting training memory up to 8xIt treats the network's forward pass as a diffusion-like denoising process.

10h|737.8k5.2k3.7k

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70

Spark Capital's Yasmin Razavi joins the Forbes Midas List after her $75 million Anthropic investment returned $3 billionShe backed Anthropic when the startup had no revenue

13h|310.9k1.1k253

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80

OpenAI Foundation launches $250 million initiative to study and support workforce transitions in the age of AIThe program funds impact measurement and shared prosperity research.

8h|360k4k736

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90

Axiom Math's AxiomProver becomes the first AI system to have formal proofs accepted by peer-reviewed mathematics journalsOne accepted paper credits AxiomProver for automating its proofs

1d|148.2k815223

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100

Midjourney founder David Holz argues cheap FLOPS favor diffusion models, while Emad Mostaque proposes a hybrid training-to-inference workflowThe method converts autoregressive weights to diffusion for inference.

4h|124.3k1.2k482

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110

Robinhood founder Vlad Tenev launches Agentic Accounts, allowing autonomous AI agents to execute stock trades automaticallyCritics compare the AI capability to traditional algorithmic trading.

10h|914k4.5k1.1k

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120

OpenAI, Thrive, and Crete deploy Codex-powered Tax AI, cutting preparation times by one-third with up to 97% accuracyThe system increased tax firm throughput by 50%.

10h|137.2k886281

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130

Google's AI Overview fails basic spelling queries, claiming 'Google' has two 'P'sThe system analyzed an AI safety researcher's username instead

11h|#1VIEWS1.6M#1LIKED119.8k#1BOOKMARKED4.7k

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140

LlamaIndex releases LiteParse v2.0, a Rust rewrite claiming up to 100x faster document parsingA custom WebAssembly package enables browser and edge runtimes.

8h|505.6k2.9k2.9k

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150

OpenAI releases secure tunnels to connect private Model Context Protocol servers without modifying inbound firewallsOutbound-only HTTPS tunnels secure the connection to OpenAI.

6h|484.5k3k1.8k

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160

OpenAI CEO Sam Altman and Anthropic CEO Dario Amodei walk back warnings of an AI jobs apocalypse ahead of IPOsGary Marcus accused the CEOs of protecting their valuations.

10h|587.4k7.8k504

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170

Roboflow integrates RF-DETR into Hugging Face Transformers, claiming it outperforms YOLO on detection and segmentationThe integration supports low-VRAM fine-tuning on constrained hardware.

10h|97.9k1.4k1.2k

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180

Claude Code updates its CLI tool to resolve TUI rendering and screen-flickering bugsTaelin says the tool was inspired by his projects

6h|1.1M9.2k2.2k

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190

Runway launches Model Context Protocol integration to bring its video and image models directly into Replit, Cursor, and ClaudeReplit founder Amjad Masad highlighted the developer workflow integration.

10h|257.7k1.3k776

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200

ETH Zürich's Tiberiu Mușat proves that fixed-precision neural network weight norm is equivalent to Kolmogorov complexityThe equivalence explains why deep networks generalize rather than memorize.

15h|146.2k1.2k1.2k

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210

Raindrop AI co-founder Ben Hylak launches howtoeval.com, a practical guide for assessing production AI agentsAn interactive diagnostic quiz helps builders identify agent deployment risks.

7h|69.3k9871.2k

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220

Pavel Izmailov and Andrew Gordon Wilson find LLMs can prevent catastrophic forgetting using self-generated replay dataThe method kept task evaluation accuracies near 100%.

10h|51.4k710491

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230

Thibault Sottiaux, OpenAI Codex engineering lead, says GPT-5.2 and GPT-5.3-Codex will be sunset from Codex on June 2Both models will remain accessible to developers via API

10h|649.9k5.8k338

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240

Rishi Bommasani and Stanford HAI researchers find AI hiring tools violate civil rights standards by disproportionately rejecting Black and Asian applicantsSingle-vendor screening risks blocking candidates across multiple employers

1d|11.1k7430

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250

Rob Wiblin and Toby Ord argue the Vatican's first AI encyclical avoids ruling out machine consciousnessParagraph 99 of the document denies AI moral conscience.

2d|21.3k22738

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260

Apollo CEO Marc Rowan argues AI's massive capital demands will outgrow venture equity and rely on private creditApollo manages more than $1 trillion in assets.

10h|164.6k358394

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270

Snowflake CEO Sridhar Ramaswamy reports 34% product revenue growth to $1.33 billion, sparking a 30% stock spikeOver 13,600 accounts have adopted the company's AI offerings.

4h|763.1k5.8k472

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280

Y Combinator's Jared Friedman says giving AI agents unrestricted database access increased utility tenfoldThe internal system integrates more than 350 tools.

9h|1.4M2.8k1.8k

290

Google Gemma launches a new Coral development board featuring a Gemma3-270M chip for local AI inferenceThe board enables real-time voice control and speech translation.

4h|196.7k2.7k1.3k

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300

DSPy creator Omar Khattab argues on-policy distillation is structurally inefficient because it forces teacher models into a passive roleHe proposes Pedagogical Reinforcement Learning as an active alternative.

4h|42.9k446309

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