Where it started
The best published score on Humanity's Last Exam was 26.6, held by OpenAI Deep Research. Keep scrolling to watch the record fall 4 times.
In February 2025 the best score on Humanity's Last Exam was 26.6%. Claude Opus 5.5 reports 67.7% (with tools, lab-reported), a record it has held since September 22.
4 records in 24 months, one per scrollSkip to the table
The best published score on Humanity's Last Exam was 26.6, held by OpenAI Deep Research. Keep scrolling to watch the record fall 4 times.
Grok 4 Heavy raised the Humanity's Last Exam record to 44.4, 17.8 points above the previous best.
Gemini Deep Think v2 raised the Humanity's Last Exam record to 48.4, 4 points above the previous best.
Claude Mythos Preview raised the Humanity's Last Exam record to 64.7, 16.3 points above the previous best.
Claude Opus 5.5 raised the Humanity's Last Exam record to 67.7, 3 points above the previous best.
In February 2025 the best score on Humanity's Last Exam was 26.6%. Claude Opus 5.5 reports 67.7% (with tools, lab-reported), a record it has held since September 22.
See every boardPublished scores from each board. Highlighted cells changed in the last 24 hours. Click a column to sort, tick up to four rows to compare.
| Compare | # | Model | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | A Claude Opus 5.5Anthropic | 58 | 1507 | n/a | 67.7 | 93.3 | $8.00 | 96 | |
| 2 | A Claude Sonnet 5.5Anthropic | 56 | n/a | n/a | 46.1 | n/a | $4.00 | 140 | |
| 3 | M Muse Wonder FullNewMeta | 56 | n/a | n/a | n/a | n/a | n/a | n/a | |
| 4 | A Claude Fable 5.1Anthropic | 53 | 1501 | n/a | 46.5 | n/a | $20.00 | 72 | |
| 5 | O GPT-6 AstraOpenAI | 53 | n/a | n/a | 54.8 | 95.0 | $20.00 | 72 | |
| 6 | G Gemini 4 ArgonGoogle | 53 | 1525 | n/a | n/a | n/a | $4.00 | 82 | |
| 7 | M Muse WonderNewMeta | 52 | n/a | n/a | n/a | n/a | $8.00 | 164 | |
| 8 | O GPT-6.1 SolOpenAI | 52 | n/a | n/a | n/a | 94.2 | $4.00 | 55 | |
| 9 | A Claude Opus 5Anthropic | 51 | n/a | 96.0 | n/a | n/a | $10.00 | n/a | |
| 10 | A Claude Fable 5Anthropic | 50 | n/a | n/a | n/a | n/a | $20.00 | n/a | |
| 11 | M Muse Spark 1.3Meta | 48 | n/a | n/a | n/a | n/a | $2.00 | 123 | |
| 12 | O GPT-6 SolOpenAI | 48 | n/a | n/a | n/a | n/a | $4.00 | n/a | |
| 13 | O GPT-5.6 SolOpenAI | 47 | n/a | n/a | n/a | n/a | $8.00 | n/a | |
| 14 | X Grok 4.7xAI | 46 | n/a | n/a | n/a | n/a | $3.00 | 77 | |
| 15 | X MiMo-V2.6-ProXiaomi | 46 | n/a | n/a | n/a | n/a | $0.54 | 41 | |
| 16 | A Qwen3.8-MaxAlibaba | 45 | n/a | n/a | n/a | n/a | $3.00 | 38 | |
| 17 | D DeepSeek V4.1 Flash 1017NewDeepSeek | 45 | n/a | n/a | n/a | n/a | $0.52 | 212 | |
| 18 | Z GLM-5.3Zhipu | 45 | n/a | n/a | n/a | n/a | $2.15 | 78 | |
| 19 | S Grok 4.6SpaceXAI | 44 | n/a | n/a | n/a | n/a | $3.00 | n/a | |
| 20 | S Step 5 PreviewStepFun | 44 | n/a | n/a | n/a | n/a | $1.43 | 86 | |
| 21 | M Kimi K3Moonshot | 44 | n/a | n/a | n/a | n/a | $6.00 | 41 | |
| 22 | A Claude Haiku 5.5Anthropic | 43 | n/a | n/a | n/a | n/a | $0.20 | 239 | |
| 23 | M MiniMax M3.1 FlashNewMiniMax | 43 | n/a | n/a | n/a | n/a | $0.26 | 96 | |
| 24 | O GPT-5.6 TerraOpenAI | 42 | n/a | n/a | n/a | n/a | $4.50 | 159 | |
| 25 | A Claude Opus 4.8Anthropic | 42 | n/a | n/a | n/a | n/a | $10.00 | n/a | |
| 26 | Z GLM-5.3-FlashZhipu | 42 | n/a | n/a | n/a | n/a | $0.24 | 78 | |
| 27 | I Ling 3.1 FlashInclusionAI | 41 | n/a | n/a | n/a | n/a | $0.45 | 218 | |
| 28 | G Gemini 3.8 FlashGoogle | 41 | n/a | n/a | n/a | n/a | $1.50 | 146 | |
| 29 | A Claude Opus 4.7Anthropic | 41 | n/a | n/a | n/a | n/a | $10.00 | n/a | |
| 30 | A Qwen3.8 2.4T A95BAlibaba | 40 | n/a | n/a | n/a | n/a | $3.00 | 38 | |
| 31 | A Qwen3.8-Flash-NextAlibaba | 40 | n/a | n/a | n/a | n/a | $0.23 | 55 | |
| 32 | G Gemini 3.7 FlashGoogle | 40 | n/a | n/a | n/a | n/a | n/a | n/a | |
| 33 | M Muse Spark 1.2Meta | 40 | n/a | n/a | n/a | n/a | $2.00 | n/a | |
| 34 | D DeepSeek-V4.1-FlashDeepSeek | 40 | n/a | n/a | n/a | n/a | $0.52 | 235 | |
| 35 | O GPT-5.4OpenAI | 39 | n/a | n/a | n/a | n/a | $5.63 | n/a | |
| 36 | M Muse Spark OpenNewMeta | 39 | n/a | n/a | n/a | n/a | $2.00 | 140 | |
| 37 | S Grok 4.5SpaceXAI | 39 | n/a | n/a | n/a | n/a | $3.00 | n/a | |
| 38 | M Mistral Large 4 PreviewMistral | 38 | n/a | n/a | n/a | n/a | $2.07 | 56 | |
| 39 | O GPT-5.5OpenAI | 38 | n/a | n/a | n/a | n/a | $11.25 | n/a | |
| 40 | A Claude Sonnet 5Anthropic | 38 | n/a | n/a | n/a | n/a | $4.00 | n/a | |
| 41 | M Mistral Large 4Mistral | n/a | n/a | n/a | n/a | n/a | $2.07 | n/a |
Artificial Analysis Intelligence Index. Elo from an Oct 8 snapshot via an aggregator; LMArena blocks direct reads. Lab-reported. OpenAI stopped reporting it in February 2026. Scale's public board, with lab reports noted per score. Settings vary. Semi-private set, via the BenchLM mirror. Blended price assumes 3 input tokens per output token, from list prices.
Full boards: AA Index, LMArena, SWE-bench V, HLE, ARC-AGI-2, Tok / s
Each step of the line is the best score money can buy at that price. Anything below it is beaten by something cheaper. Hover a dot to see what beats it. DeepSeek V4.1 Flash 1017 is new on the line.
Cloud providers reportedly increasingly view Anthropic as a competitor while its infrastructure spending balloons ahead of a planned November IPO.
Meta dropped the word train from commercial terms of service taking effect October 30 after legal experts warned the terms could allow scraping of linked websites. A Meta spokesperson confirmed users were not alerted to the changed language.
Google is rolling out Personal Intelligence, which draws on data such as Gmail and Calendar, to Android Auto starting today. Vehicles with Google built-in will get it over the next few months. The feature remains optional.
Willison built the browser RTS mostly with coding agents, mainly Claude Code, over 12 iterations and 321 commits. It includes audio-based multiplayer for two devices in microphone range, and he says he reviewed almost none of the code.
The new Eleven Realtime speech-to-speech models target real-time AI conversation. The v1 Max variant scores 98.8 percent on Big Bench Audio with a 0.57-second response time, according to Elevenlabs, which claims no model on the Artificial Analysis leaderboard is both faster and more accurate.
Spark-X2.6-4B keeps the Spark-X2.5-4B architecture and gains from improved post-training, with three thinking levels (none, low, high). The developer claims it matches or beats models around 9B parameters on open-source benchmarks.
Google follows Amazon with a developer tool that helps PyTorch users shift their apps off Nvidia GPUs.
The lock is meant for conversations users want kept private when they hand their device to someone else to show them a different chat.
Bloomberg reports that former Google CEO Eric Schmidt owns roughly a 1% stake in Anthropic, about half of what Dario Amodei holds.
A magistrate judge in copyright suits by book authors and Entrepreneur Media ordered Meta to identify decision-makers behind downloading books from shadow libraries like Anna's Archive and LibGen, per TorrentFreak as cited by Ars Technica.
Muse reached more than 10 million U.S. downloads in its first 40 days, a milestone reached by only 11 other apps, including Threads. New data shows it retains users at higher rates than rival AI apps.
According to a report, OpenAI CEO Sam Altman outlined an international IAEA-style watchdog, a merger of major labs, or a single dominant firm, which he called terrible.
Gradium released Phonon, two small TTS models of 31M and 40M parameters, with a fully open-source inference stack targeting CPUs, GPUs and NPUs across 10+ backends, mostly written in Rust.
Transcription costs $0.0035 to $0.008 per minute and text to speech $13 per million characters. Mistral has not said whether weights are out.
8 Flash-Next and 27B models on 1x to 4x Intel B65 setups with vLLM, reporting output throughput across context lengths up to 200K. Results include queueing effects and are not model-quality scores.
IBM Research's ALTK-Evolve reportedly ranks first on τ²-bench customer service tasks using learned memory rather than a frontier model.
A community post says the Pocket TTS text-to-speech model, which supports voice cloning, is now only 1.9 million parameters.
A community test of 12 PRs on a LlamaStash feature found Opus 5.5 averaged 82% against 68% for Claude Code with Flash-Next and 66% for Pi with Flash-Next. Flash-Next ran locally at about 4.16 bpw, so the author paid only electricity, and results are a single developer's unverified experiment.
Ornith AI introduces Ornith-1.5, which continuously generates its own training tasks and improves through reinforcement learning, extending Ornith-1.0 built on Qwen3.5 and Gemma4. GGUF and NVFP4 builds are on Hugging Face, with more details in the company blog.
Spotify says it has removed more than 50 million songs considered AI-generated slop or spam from user recommendations over the past year and will highlight more human-made music. It has not mandated labels on all AI tracks but launched an "AI Persona" badge.
COUNT stores precomputed n-gram counts on host RAM instead of training learned embeddings, and reportedly matches a model with 57% more compute for 1B-parameter pretraining. The results come from an arXiv paper shared on Reddit and are not independently verified.
The generative AI Open Eyes Quick Action appears automatically when the app detects closed eyes in a photo, on iOS, iPadOS and Android. The feature is available in the mobile version of Lightroom.
Eka Robotics is reported to be worth $1.45 billion, with experts praising its robotic arm for picking up a wide range of objects smoothly and human-like.
Security firm Claroc enumerated 6,800 shared Muse conversation links and found sensitive personal and business data in a few hundred of them. Meta says it is suspending sharing while it reviews the design and considers changes.
According to internal documents, the program is designed to spread across networks, including air-gapped systems, and neutralize targets with minimal human oversight. Experts warn of collateral damage.
Meta is reportedly preparing Muse Confidential VM, a mode that would keep chats private even from Meta, with possible feature limits and early signs of EU web access.
Cloudflare says Clairic pulls data from documents faster and more cheaply than large language models.
The US Department of Homeland Security has barred federal civilian agencies from using AI technology from Chinese lab DeepSeek.
A Reddit user reports that adding a fractal draft-test-refine prompt to Qwen 3.8 Flash Next made it faster and more decisive in their own projects. The claims are anecdotal and no benchmarks are given.
The meeting note-taking startup says the funding comes from General Catalyst's CVF, which provides capital without diluting equity and earns returns based on marketing spend results. Otter.ai plans to use it for enterprise growth, go-to-market, international expansion and product innovation.
Vals AI reports that DeepSeek V4.1 Flash 1017 outperformed GPT-6 Sol on its multi-step offensive cybersecurity task. Sol was tested through OpenAI's Daybreak trusted access program.
GPT-6.1 Terra appeared in a Microsoft pull request, and The Information reports OpenAI is readying a cheaper Terra model. Neither report includes an official launch date.
The demo recovers accuracy for low-bit quantized Qwen3.8-27B while keeping VRAM usage low and decoding fast. It reportedly needs an Nvidia Blackwell GPU, and the poster has not tested it. For context longer than about 4k tokens, the poster expects no speed penalty.
A community post seeks advice on annotation tools, using Grounding DINO or OWLv2 for pre-annotation, and quality control for a small object-detection dataset. It contains no new model news.
An independent Schlotzsky's and Cinnabon franchisee reportedly cut menu repricing time by 95% using ChatGPT Work and built a workflow that could free up $100K in cash flow.
It ships under Apache 2.0 and for now supports only DeepSeek-V4.1-Flash in offline mode. It leads Hacker News with 1,862 points.
Berth is a system service that swaps and loads local AI engines such as llama-swap, strata and ComfyUI on one GPU, and can serve them as an API. The project is shared as a GitHub repo.
A hobbyist released VoiceManager, a streaming STT and TTS server under MIT, with a Python client and a Kotlin console reference app. Barge-in is off by default because echo cancellation is hard, and the default setup uses Nemotron and Breeze TTS 2.
New York City Mayor Zohran Mamdani said New Yorkers must resist the view that an AI takeover is inevitable and demand regulations that protect the public.
Community finetune by migtissera built on Qwen3.8-27B, with GGUF files on Hugging Face. The author reports 25% fewer tokens across 150 BenchLocal scenarios and 43% fewer on data extraction, with the same scores claimed.
The acquisition brings AI-powered operations to life sciences research and development, helping biopharma teams accelerate drug development.
According to TechCrunch, the two companies are in talks over a deal worth about $45 billion, which would be another large compute agreement for Anthropic. The report is not yet confirmed by either party.
TechCrunch reports that Hugging Face's policy chief questions whether placing supposedly neutral third-party evaluators inside AI labs can solve the safety concerns raised by a rash of recent incidents.
Microsoft urges companies to closely watch employee agents that use systems not controlled by AI labs such as OpenAI and Anthropic. The company says frontier models cannot be trusted.
CoreWeave's bonds slipped into distressed territory, with yields about 1,000 basis points above government bonds. Its shares are down more than 20 percent since the prior Tuesday's close, and other AI stocks saw some spillover.
A Reddit post describes using entropy per token to trigger extra thinking blocks, with parallel branches chosen by JEV logic. The author shares an open-source GitHub repo and says the idea targets local models that can run multiple streams.
Attackers got into part of the open source coding agent's online platform, stole some users' API keys, and ran up charges on their AI accounts. AI tools the team consulted refused to analyze the malicious code.
The AI companion app Tolan has raised another $30 million after reaching more than 250,000 active users.
An MIT Technology Review newsletter essay argues that websites are blocking or redesigning for AI agents, citing Meta's Muse app downloads and Amazon's blocking of agents. It is an opinion piece with no new product announcement.
Cammarata's 26,000-word blog post argues LLMs may be far easier to interpret and control than assumed. Stanford's Chris Potts says the claim is little more than a hunch, not a demonstrated breakthrough.
Kling 4.0 supports clips up to 30 seconds, ten keyframe images as input, and prompts of up to 8,000 tokens, plus a lighter Flash variant. Comparisons with Wan 3.0 and Seedance 2.5 show it holding its own without clearly pulling ahead.
Output costs $0.60 per million. Weights come later, and a larger M3.1 Pro is planned.
Court filings show Character.AI filed for bankruptcy as part of a deal letting Disney hire most staff and potentially acquire much of its technology, leaving the remaining company to handle lawsuits and regulator investigations.
Its tie for first on image to video comes from a preliminary Artificial Analysis arena.
Reuters reviewed records of attempts on over 1,200 sites with the Cairn agent tool. The breach count is not independently confirmed.
Polls predict Democrats could flip at least one congressional chamber in November, which would give them committee control to press AI firms on data center tax credits and recent hacking incidents.
It runs several hundred thousand GPUs today, aims for about a million, and supports the Muse models.