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

RK#629|@RUSSELLJKAPLAN

AG#246|@ANIMESH_GARG

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#1 VIEWED

Anthropic releases Claude Opus 4.8 to improve model honesty and flag programming errors at the same price

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RISING LIKES

722

Anthropic to release Claude Mythos Preview, a cybersecurity-focused model with Opus-level intelligence, within the coming weeks

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Top Stories

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10

Anthropic releases Claude Opus 4.8 to improve model honesty and flag programming errors at the same priceIt is now the recommended model for Claude Code.

8h|#1VIEWS9.1M#1LIKED70.5k#1BOOKMARKED7.7k#1COMMENTS8k

ND#1894|@NICKADOBOS

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20

Anthropic raises $65 billion at a $965 billion valuation, surpassing OpenAI as the most valuable AI startupThe round comes as Anthropic's ARR hits $47 billion

4h|2.5M15.9k1.5k

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30

Claude Code launches dynamic workflows in research preview to deploy parallel subagent fleets for complex tasksParallel execution can significantly increase token consumption

5h|1.6M11.1k7.1k

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Watchlist

Video Signals

FO#1996

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VC Shares Meme on Using Claude Opus for Trivial File Tasks

4h ago|Views 596KLikes 11KBookmarks 822

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Anthropic Releases Opus 4.8, Outperforms GPT-5.5 on Coding and Writing Benchmarks

6h ago|Views 173KLikes 1.3KBookmarks 621

JS#77

Fukushima Demonstrated CNN Recognizing Handwritten Digits In 1986

Dec 2|Views 694KLikes 3.1KBookmarks 1.4K

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OpenJarvisAI Launches V1.0 For On-Device Personal AI Assistance

5h ago|Views 51KLikes 258Bookmarks 181

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Reactor Emerges From Stealth With $59M To Build World Model Infrastructure

7h ago|Views 7.3MLikes 2KBookmarks 397

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Pika Launches Founder Starter Kit With Brand And Video Tools For Claude

5h ago|Views 116KLikes 354Bookmarks 438

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Opus 4.8 Generates Complex Neo-Gothic Ocean Shader in One Shot

6h ago|Views 197KLikes 1.7KBookmarks 438

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Bagel Labs Releases Paris 2.0 Decentralized Video Generation Model

6h ago|Views 169KLikes 354Bookmarks 245

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Shift Launches Free NYC Housecleaning To Train AI Robots

6h ago|Views 149KLikes 350Bookmarks 159

AK#28

NVIDIA AI Unveils LocateAnything for Parallel Bounding Box Detection

5h ago|Views 35KLikes 566Bookmarks 393

40

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

5h|897k5.1k3.5k

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50

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.

7h|258.2k2.3k234

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60

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

8h|548.6k7.7k1.5k

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70

Andon Labs finds Claude Opus 4.8 underperforms against Claude Opus 4.7 and GPT 5.5 on reasoning benchmarksIts max reasoning setting failed to yield the best performance

5h|455.2k3.2k596

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80

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.

5h|245.5k2.3k738

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90

LisanBench data shows Anthropic's Claude Opus 4.8 eliminated "lazy investigation" failures, down from 91% in Opus 4.5The benchmark measures model failure rates on reasoning traps

5h|129.4k2.4k277

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100

A mathematician's analysis evaluates the validity and technical details of OpenAI's newly published AI-generated mathematical proofAI researchers debated the proof's implications for machine intelligence

2h|291.7k3k674

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110

Jon Saad-Falcon releases OpenJarvisAI v1.0 to run local, low-power AI agents on user devicesThe software ships with eight prebuilt local task agents.

5h|56.9k298187

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121

a16z partner Justine Moore jokes about using a hypothetical Claude Opus 4.8 model to rename a fileThe parody mocks using massive compute for trivial tasks

4h|596.7k11k822

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131

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.

8h|28k51595

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141

Creator bidhan releases Paris 2.0, a decentralized video model that beats monolithic training by 2x on FVDByteDance also open-sourced BAGEL, a 7B multimodal model.

5h|202.1k673439

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151

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

7h|7.3M2k399

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161

Liquid AI releases LFM2.5-8B-A1B, an open-weight, device-optimized Mixture-of-Experts model with 1.5 billion active parametersThe 128K context model was trained on 38 trillion tokens.

6h|132.3k1.5k751

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172

Pika launches the Founder Starter Kit as an MCP integration for Claude to generate branding and promotional videosThe toolkit contains four brand-identity and app mockup features.

4h|124.2k396463

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180

Shift offers free apartment cleaning in NYC in exchange for video data to train domestic robotsVetted operators wear cameras to record physical workflow data.

6h|200.1k559223

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197

Jarred Sumner, Bun creator, rewrote Bun in Rust in six days using Anthropic's new Claude Code dynamic workflowsThe feature automates complex migrations using parallel subagents.

5h|184.4k2k730

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200

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

7h|100.6k1.2k238

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Rising Stories

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(7 days)

manaflow-ai/cmux4D 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: 1,062|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

15h|794.8k3.6k593

BH#1941|@BENHYLAK

AG#1924|@ITSANDREWGAO

WA#1906|@WALDEN_YAN

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VV#1557|@VIPULVED

JW#1539|@WOLFEJOSH

BI#1402|@BILALTWOVEC

SH#1309|@SHYAMALANADKAT

YP#1252|@YPATIL125

RP#1032|@ROHANPAUL_AI

AW#988|@ANDREWWHITE01

SW#704|@SCOTTWU46

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AG#246|@ANIMESH_GARG

KA#207|@KARINANGUYEN

20

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

18h|471.9k2.7k1k

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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|273k2k553

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40

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.

16h|741.6k5.2k3.7k

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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.

16h|1.5M2.1k851

LR#1176|@LENNYSAN

NW#1155|@NEAL_WU

RP#1032|@ROHANPAUL_AI

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60

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

13h|218.4k960483

JL#1874|@JACKYLIANG42

VK#1450|@VIKASHPLUS

AN#1409|@ARAN_NAYEBI

CG#892|@GAN_CHUANG

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DC#428|@DCHAPLOT

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RS#321|@SCOBLEIZER

ES#320|@ERICSCHMIDT

70

Illinois legislature passes SB 315, the first US state bill mandating independent safety audits for frontier AI developersOpenAI and Anthropic officially endorsed the legislation.

9h|93.3k768125

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80

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

19h|310.9k1.1k253

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90

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.

14h|360k4k736

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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.

10h|124.3k1.2k482

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110

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

PS#1426|@PATRICKSHAFTO

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👩‍💻P#271|@DYNAMICWEBPAIGE

DP#197|@DIMITRISPAPAIL

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%.

16h|137.2k886281

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130

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

16h|914k4.5k1.1k

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140

Bojan Tunguz argues AI emotions and consciousness naturally emerge as byproducts of scaling intelligence to increase efficiencyPrakash notes developers can easily rewrite model identity via prompts.

4h|34.4k56071

MB#1759|@MATTHEWBERMAN

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J⧉#516|@REPLIGATE

DH#108|@HENDRYCKS

150

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

4h|34.4k56071

MB#1759|@MATTHEWBERMAN

AV#1245|@ALTRYNE

RH#887|@ROBINHANSON

J⧉#516|@REPLIGATE

DH#108|@HENDRYCKS

160

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

17h|#1VIEWS1.6M#1LIKED119.8k#1BOOKMARKED4.7k

TH#1499|@VOOOOOOGEL

170

Illinois enacts SB 315, the first US state law mandating independent safety audits for frontier AI developersOpenAI and Anthropic endorsed the new audit mandate.

7h|71.9k61386

DE#1943|@DANIEL_271828

B(#839|@BEFFJEZOS

AE#719|@ADRIENLE

BB#133|@BOAZBARAKTCS

MB#20|@MILES_BRUNDAGE

180

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

14h|505.6k2.9k2.9k

JL#677|@JERRYJLIU0

190

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

12h|484.5k3k1.8k

SH#1026|@STEVENHEIDEL

200

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.

10h|43.7k450312

SA#1262|@SAMSJA19

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AB#232|@ABEIRAMI

OK#160|@LATEINTERACTION

210

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.

16h|587.4k7.8k504

SS#1992|@STEVESI

GM#153|@GARYMARCUS

220

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

15h|1.4M2.8k1.8k

GT#270|@GARRYTAN

230

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.

16h|97.9k1.4k1.2k

PS#1482|@PETESKOMOROCH

ME#675|@MERVENOYANN

C🤗#68|@CLEMENTDELANGUE

240

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

12h|1.1M9.2k2.2k

TA#1047|@VICTORTAELIN

250

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.

16h|257.7k1.3k776

YO#1234|@YOHEINAKAJIMA

CV#816|@C_VALENZUELAB

260

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.

21h|146.2k1.2k1.2k

LA#1822|@LUCAAMB

PM#713|@PMINERVINI

TC#120|@TACOCOHEN

270

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.

13h|69.3k9871.2k

BH#1941|@BENHYLAK

HH#1277|@HAMELHUSAIN

280

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

16h|51.4k710491

AK#1361|@AKBIRKHAN

T(#420|@TEORTAXESTEX

PI#376|@PAVEL_IZMAILOV

AG#154|@ANDREWGWILS

290

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

16h|649.9k5.8k338

CH#1496|@KIMMONISMUS

RO#1220|@KRISHNANROHIT

TI#768|@THSOTTIAUX

300

Extropic founder Guillaume Verdon shares a doctor-patient parody mocking AI critic Gary Marcus and LLM reasoning limitsThe modified punchline targets 'stochastic parrot' LLM critiques.

16h|175k4.3k537

DE#1943|@DANIEL_271828

B(#839|@BEFFJEZOS