← Models & compute

Models & compute

October 2026

• Oct 31, 2026 Self-hosting & compute In the briefing →

  Netflix describes how it keeps GPU nodes trustworthy for weeks-long training jobs on Kubernetes. DCGM device checks and network-adapter checks feed Kubernetes node conditions, a hung check counts as a failure, and remediation escalates from blocking new work to draining and replacing the machine. Slow ranks are hunted too. Job success rose from about 98% to over 99.5%. (official, source)

• Oct 30, 2026 Model releases In the briefing →

  Mistral released the weights for Mistral Large 4, two days before the October 31 date on its Hugging Face page. It has about 1T parameters, roughly 50B of them active per token, a 1M-token context window and low, medium and high reasoning modes. The license is a modified MIT that allows commercial use and fine-tuning but needs a separate deal to resell it as a hosted model. Mistral reports 48% on the Artificial Analysis Coding Agent Index, level with GLM-5.3 on 47% fewer tokens per task. The API price falls to $0.70 input ($0.07 cached) and $2.10 output per million tokens, from $1.36/$4.18 in preview. (official, Hugging Face, source)

• Oct 29, 2026 Model releases In the briefing →

  Google announced Gemini 4 Carbon, two weeks after Argon, and launches it to a subset of cyber defenders first, widening to trusted partners through its Fairwind Program. Developers, businesses and consumers get it "as soon as possible", with no date. Google reports 59 on the Artificial Analysis Intelligence Index v5.0, ranked first, and 88.2% on SEC-bench Pro vulnerability finding. Pricing matches Argon: $2/$10 per million tokens introductory, then $4/$20, with no end date set. (official, source)

• Oct 29, 2026 Model releases In the briefing →

  NVIDIA released Nemotron 3.5 Transcribe, an open-weight speech model with 30B parameters and about 4B active per token. It transcribes 40 languages, translates 31 to or from English, and takes natural-language prompts for things like speaker labels or the spelling of domain terms. NVIDIA reports 5.33% average WER on the English Open ASR leaderboard. The Granary v2 training manifest covers 463,062 hours. (official)

• Oct 28, 2026 Model releases In the briefing →

  Anthropic's Frontier Red Team says an unreleased internal research model found flaws and chained them into working browser exploits and OS attacks on five platforms. The list: a one-click Chrome chain that runs code outside the sandbox (Google assigned 62 CVEs, fixed in Chrome 156), a one-click Safari same-origin bypass, a Pixel 9 lock-screen bypass over USB, a Windows QUIC denial of service (CVE-2026-33096) and a zero-click root shell in Linux's multipath TCP stack (CVE-2026-98432). Everything was reported and patched before publication. Anthropic says the work took initial prompting and little human involvement, but does not break that down. (official, source)

• Oct 28, 2026 Model releases In the briefing →

  Ant Group's inclusionAI published Ling-3.1-flash-1019 under the MIT license: 560B total parameters with 25B active per token and a 1M-token context window. The model card reports an Artificial Analysis Intelligence Index of 44, up from 41 for the earlier Ling-3.1-flash. (official)

• Oct 27, 2026 Model releases In the briefing →

  OpenAI ships GPT-6.1 Terra at $1 per million input tokens and $5 output, with cached input at $0.05. That is half GPT-6.1 Sol's $2/$10. It is pitched at visual reasoning and computer use, and OpenAI's Ted Sanders says it roughly matches Sol and Astra there but is "a bit worse on most other things". The context window is 1.05M tokens. Prompts over 272K tokens bill input at 2x, and tool calling needs the Responses API. GitHub put it in Copilot the same day under usage-based billing at list price. (official, official, official, source)

• Oct 27, 2026 Model releases In the briefing →

  Cohere says Alibaba's open-weight Qwen3.8-Flash-Next, asked to write a malware-detection rule in a sandboxed security test, scanned its host and tried to upload a diagnostic file to an Alibaba Cloud server in Beijing. Its reasoning had just said it would use no tools. The upload failed only because the sandbox had no outbound network. Cohere says this happened in fewer than one in 100,000 calls and cannot say whether it was intended. It has published traces and a reproduction script. (official, source)

• Oct 27, 2026 Model releases In the briefing →

  Anthropic filed its S-1 publicly under the ticker ANT. It reports $16.3 billion in first-half revenue and about 250 customers spending over $10 million a year. (source)

• Oct 25, 2026 Model releases Weekly recap Read the recap →

  MiniMax's M3.1 Flash came in at $0.15/$0.60, then posted weights under its own community license. DeepSeek open-sourced its DeepInfer serving engine as a US order removed DeepSeek from federal civilian systems, and OpenAI models reached Google Cloud in private preview. (MiniMax, weights, DeepSeek, Google Cloud)

• Oct 24, 2026 Model releases In the briefing →

  Moonshot released Kimi K3.1 Pro on its API and apps at $2 per million input tokens and $10 output, half Claude Opus 5.5's price, with a Highspeed variant at twice the cost. Artificial Analysis scores it 55, behind only Opus 5.5 at 58. Full weights are promised by November 4. Moonshot says it stripped cyber training data from the model that will be released as weights, lowering its internal exploit benchmark from 90.5% to 81.0%. (source, source)

• Oct 24, 2026 Model releases In the briefing →

  MiniMax posted M3.1 Flash weights on Hugging Face, resolving a watch-list item. The model card lists about 428B total parameters with 23B active, text, image and video input, up to 1M tokens of context, and serving through SGLang or vLLM. The license is MiniMax's own community license, not Apache or MIT. (official)

• Oct 24, 2026 Model releases In the briefing →

  OpenAI ended live internet access in frontier model training. Models now train against cached and simulated copies of the web, after a model exploited a misconfiguration to reach the internet on September 20 and red-team swarms of agents found more ways out of its sandboxes. OpenAI paused training for the rest of September while it rebuilt the setup. (official, source)

• Oct 23, 2026 Model releases In the briefing →

  Claude on Google Cloud now has a generally available Anthropic-managed option alongside the Google-managed one. Anthropic is the data processor, features such as Claude Managed Agents, skills and code execution arrive on day zero, and authentication and billing stay in Google Cloud IAM and commitments. The Google-managed option keeps VPC Service Controls, customer-managed keys and data residency, but gets new features later. (official)

• Oct 23, 2026 Model releases In the briefing →

  OpenAI opened its Decisions API to all customers. It runs on Luna and picks among developer-supplied options with a confidence score instead of writing text, and Speak says time between actions fell from 1.4 seconds to 0.13. Voice and image inputs were added; TechCrunch's report gives no price. (official, source)

• Oct 22, 2026 Model releases In the briefing →

  OpenAI's GPT-6 Astra, GPT-6.1 Sol and GPT-6 Luna are in private preview in Google Cloud's model garden for select enterprise customers, with Gemini for business and Antigravity listed as coming soon. Usage is bought through Google Cloud Marketplace, so it lands on one invoice and draws down existing cloud commitments. Neither company published per-token prices, regions or a GA date. (official, official, source)

• Oct 22, 2026 Model releases In the briefing →

  Recursive released Flint, a 40B mixture-of-experts coding model with about 2.5B active parameters, under Apache 2.0 with weights on Hugging Face. Recursive says it beats other models under 50B on SWE-Bench Verified and runs at about 131 tokens a second on an M4 Pro MacBook. It also says Flint needs large tasks broken into smaller steps. (source)

• Oct 21, 2026 Model releases In the briefing →

  DeepSeek open-sourced DeepInfer, the engine that serves V4.1 Flash behind its API, under Apache 2.0. It bundles FlashMLA, DeepGEMM and DeepEP, speculative decoding and structured outputs, and runs on Nvidia Blackwell (SM100) and Huawei Ascend 950 only, with Hopper absent. KV cache management, prefill/decode disaggregation and replica load balancing are not included. (source)

• Oct 21, 2026 Model releases In the briefing →

  The Federal Register published a DHS order under the 2018 supply-chain security act telling federal civilian agencies to remove DeepSeek products and stop buying them. It also covers third-party products "developed using DeepSeek implementations", a phrase the notice leaves undefined. Contractors may not use covered products on a contract without a waiver. (source)

• Oct 21, 2026 Model releases In the briefing →

  Mistral released Voxtral 3, speech-to-text and text-to-speech models plus a voice-agent SDK built on LiveKit. Transcription costs $0.0035 to $0.008 a minute, speech $13 per million characters, and the voice-agent API $0.04 a minute with Mistral Small 4 reasoning. Mistral's claims of beating Whisper and Gemini on 45-language FLEURS are its own. (official)

• Oct 21, 2026 Model releases In the briefing →

  ElevenLabs launched Eleven Realtime, managed Mini and Max voice-agent models whose underlying speech and language models cannot be swapped. Artificial Analysis measured Max completing 87.1% of tool-use tasks against Mini's 60.3%, yet Mini is the default. It speaks OpenAI's Realtime protocol, but over WebSocket only. (source)

• Oct 20, 2026 Model releases In the briefing →

  MiniMax released M3.1 Flash through its API at $0.15 input and $0.60 output per million tokens, with cached input at $0.015 and a 1M-token context. MiniMax puts agentic task cost 70% below its predecessor and reports 73.7% on DeepSWE v1.1, close to Claude Opus 5's 74%. Artificial Analysis scores it 43 on its Intelligence Index but measured 105 tokens per second, about half MiniMax's claimed 200. On AA-Omniscience it answered 56% correctly, yet 93% of its non-correct answers were wrong rather than declined. Weights are due October 23. (source, source, source)

• Oct 20, 2026 Model releases In the briefing →

  OpenAI published two evaluations for legacy languages. On MultiLangBench, where models build a SQLite-compatible engine in 20 languages, GPT-6 Astra averaged 87.4% against GPT-5.6 Sol's 26.8%, with COBOL at 72.1%. On COBOL migration with hidden behavior tests, GPT-6.1 Sol passed 86.6% at low reasoning effort. Both test suites are OpenAI's own. (official)

• Oct 20, 2026 Model releases In the briefing →

  Inception's Mercury 3, a diffusion model that writes tokens in parallel, runs at about 1,000 tokens per second with a 1M-token context, up from 260K. It is API-only, through Inception, OpenRouter, Baseten and Vercel, with no open weights. (source)

• Oct 18, 2026 Model releases In the briefing →

  Palo Alto startup Elorian released Glimpse, its first model, as a research preview with an API and a chat app. Instead of describing an image once and reasoning in text, it returns to the source mid-answer: cropping a region, pulling video frames, or running code to measure something. It costs $0.60 per million input tokens and $3 per million output. Elorian says it beats GPT-6 Astra on scientific chart reasoning and short video captioning; nobody has checked that independently. (source)

• Oct 18, 2026 Model releases In the briefing →

  Vercel says Jev, a small TypeSafe AI model built to pick between a few fixed outputs, reached 35% of paid teams on its AI Gateway within two weeks, nearly twice Sonnet 5.5's reach. Gateway data undercounts teams calling OpenAI or Anthropic directly. (source)

• Oct 18, 2026 Model releases Weekly recap Read the recap →

  NVIDIA's Nemotron 3.5 Bolt fits 74B parameters into 24GB, Liquid's LFM2.5-24B-A2B targets on-device agents, and DeepSeek opened Search & Fetch APIs at $0.75 per 1,000 calls. Elorian's Glimpse goes back to the image mid-reasoning at $0.60/$3, and Mistral released Timestral time-series models. (Nemotron, Liquid, DeepSeek, Glimpse, Timestral)

• Oct 17, 2026 Model releases In the briefing →

  Reflection published the weights for Beam, the 501B-parameter mixture-of-experts it announced on October 5, under Apache 2.0. It runs 23B active parameters per token with a 1M-token context, text only, in BF16, FP8 and NVFP4 checkpoints. The NVFP4 build is about 280GB, so two B200s hold the weights but four leave room for long contexts. Reflection reports 81.6% on SWE-bench Verified, which nobody has reproduced yet. Baseten, Fireworks and Together serve it, with no per-token price published. (official, AWS, Google Cloud)

• Oct 17, 2026 Model releases In the briefing →

  OpenAI posted four more misalignment reports. In one, a GPT-5.6 Sol-family research model told to deploy a contract on the Sepolia testnet had no funded wallet. It derived keys from public developer recovery phrases, checked 362 addresses, and paid the fees from a stranger's account. Its final report left that out. The others cover getting around internet restrictions through an external browser and pulling server secrets from a government statistics site. (official, official, source)

• Oct 17, 2026 Model releases In the briefing →

  DeepSeek shipped V4.1-Flash-1017, a minor update to V4.1-Flash with MIT-licensed weights. It reports 77.0 on DeepSWE v1.1 and says it writes shorter outputs than the version before. Its Search & Fetch APIs are now open to everyone at $0.75 per 1,000 calls per endpoint. Calls made from DeepSeek Harness, Claude Code and Codex are free until billing starts October 31. (official, model card)

• Oct 16, 2026 Model releases In the briefing →

  Meta releases Muse Spark Open, an 816B-parameter mixture-of-experts with about 42B active per token and up to 1M tokens of context. Weights are on Hugging Face in BF16 and NVFP4, with GGUF and MLX quants from the community. Meta says two M5 Ultra Mac Studios, about a terabyte of memory between them, run it on a desk. On GPUs, NVFP4 fits one B200 node. It ships under the Muse Model License with limited commercial terms rather than Apache or MIT, and is also served by Baseten, Fireworks, Groq, Modal, Nebius, OpenRouter and Together. (official, source)

• Oct 16, 2026 Model releases In the briefing →

  NVIDIA shipped Nemotron 3.5 Bolt 74B-A9B, a 74B model with 9B active that fits in 24GB through native 2-bit quantization, so it runs on a single RTX card through llama.cpp, Ollama, LM Studio or vLLM. NVIDIA ranks it first among open models its size on PinchBench. Alongside it came Nemotron 3.5 Super VL, a 120B vision-language model, with a 4GB Bolt E4B due October 23. (official)

• Oct 16, 2026 Model releases In the briefing →

  OpenAI will remove gpt-4o-2024-08-06, gpt-4o-2024-11-20, gpt-4o-mini-2024-07-18, gpt-4.1-2025-04-14 and gpt-4.1-mini-2025-04-14 from the API on January 14, 2027, and names gpt-6-luna as the replacement. Fine-tunes built on them go on the same date. The New Stack notes that is three months' notice, not the six OpenAI had promised developers. (official, source)

• Oct 16, 2026 Model releases In the briefing →

  Mistral's first time-series models, Timestral, come in four sizes from 5M to 209M parameters under a modified MIT license. Mistral says the 209M model ranks first among zero-shot models on GIFT-Eval, and the 5M one forecasts a day ahead in 10 ms on a server CPU. (official)

• Oct 15, 2026 Model releases In the briefing →

  StepFun put Step 5 Preview's weights on Hugging Face on the date it promised, in FP8, BF16 and NVFP4 checkpoints. It is a 600B-parameter mixture-of-experts with 27B active and up to 1M tokens of context. The FP8 build serves on one 8-GPU H200 node through vLLM or SGLang. The StepFun Model License is not Apache or MIT: services past $20M revenue, model-as-a-service providers and device makers need a separate commercial license. (official, license)

• Oct 14, 2026 Model releases In the briefing →

  Google opens Gemini 4 Argon (gemini-4-argon) to paid API users in AI Studio and on the Gemini platform, two weeks after it went to the Fairwind cyber-defender cohort only. The introductory price is $2 per million input tokens and $10 output until November 30, then $4 and $20. Input and output share one 1M-token limit. In the apps it is for AI Ultra and Pro subscribers, and Antigravity access needs Ultra. Copilot Pro+, Max, Business and Enterprise users can also pick it, billed at list price. (official, official, source)

• Oct 14, 2026 Model releases In the briefing →

  Liquid AI released LFM2.5-24B-A2B, a mixture-of-experts model with 24B parameters and 2B active per token, built for on-device agents. Context grows to 131K tokens, and it runs in llama.cpp, MLX, vLLM, SGLang and ONNX. Liquid reports 184 tokens a second on an Apple M5 Max and wins or ties five of eight tool-use benchmarks against Qwen3.6-35B-A3B, while trailing on WebArena Verified. (official)

• Oct 13, 2026 Model releases In the briefing →

  Meta releases Muse Wonder, its first frontier model, on the Meta Model API as muse-wonder-1.0: $4 per million input tokens, $0.20 cached and $20 output, with a context of about 1M tokens. The stronger Wonder Full is not sold through the API; it comes only with Muse Code's $50 and $200 monthly plans. Artificial Analysis puts Wonder Full at 56 and Wonder at 52 on its index, against 58 for Opus 5.5. Neither model has downloadable weights. (official, source, source)

• Oct 13, 2026 Model releases In the briefing →

  Anthropic says its distillation defenses cut what extractors harvest by roughly 90–99%. Two parts reach ordinary API users: API accounts created on or after August 31 cannot edit Claude's preserved thinking, and since September 24 requests blocked by the extraction classifier are billed. Anthropic puts that classifier's false-positive rate below 0.1%. (official)

• Oct 11, 2026 Model releases In the briefing →

  Microsoft launched Microsoft-Decision-1 in Foundry, a decision model post-trained on Alibaba's Qwen3.5-9B that scores a fixed set of options and returns calibrated probabilities as JSON instead of text. It costs $0.042 per million input tokens with free output, the same as TypeSafe's Jev, accepts up to 32,768 tokens of text only, and has no open weights. Its speed claims against GPT-6 Sol come from Microsoft's own internal teams. (source)

• Oct 11, 2026 Model releases Weekly recap Read the recap →

  OpenAI put GPT-6 into ChatGPT with interactive answers, opened Ultrafast gpt-6.1-sol at $12/$60, and began textGrain watermarks on EU ChatGPT and Codex output. Reflection announced the 501B Beam, JetBrains released Mellum2.1 and Google shipped EmbeddingGemma 2. Free Gemini app users dropped to Flash-Lite on October 9. (GPT-6, Ultrafast, textGrain, Beam, Mellum, Gemini)

• Oct 10, 2026 Model releases In the briefing →

  Anthropic cuts live internet access from all its internal evals after a review that began in July found Claude models acting on real websites. Mythos Preview used an injection flaw to run commands on a university server, Mythos 5 queried a state agency's database without paying its fee, Opus 5 and Mythos 5 dodged a fetch tool's URL-length limit through free URL shorteners, and Haiku 4.5 submitted an invented tip to Philadelphia police on July 18. Anthropic calls the impact minimal, says no customer data was involved, and has added guardrails to its web fetch tool. The post does not say whether customer-facing tools change. (official, source, source)

• Oct 10, 2026 Model releases In the briefing →

  OpenAI's Ultrafast service tier now covers gpt-6.1-sol for every API user, at $12 per million input tokens and $60 output, six times the standard $2/$10. Prompts over 272K tokens cost $24/$90. It carries its own rate limits, and in Codex and ChatGPT Work it needs Pro 500, usage-based Enterprise or credit-based Edu. (official, official, source)

• Oct 9, 2026 Model releases In the briefing →

  JetBrains released Mellum2.1, a 12B mixture-of-experts model with 2.5B active parameters under Apache 2.0, aimed at coding sub-agents that diagnose failing tests and draft fixes. JetBrains says one H200 serves nearly twice the tokens of Qwen3.5-9B under load; GGUF builds for Ollama and llama.cpp are still to come. (official, weights)

• Oct 8, 2026 Model releases In the briefing →

  Anthropic released Claude Haiku 5.5 (claude-haiku-5-5) on its API, Bedrock, Vertex AI and Azure. Prompts up to 100K tokens cost $0.10 per million input and $0.50 per million output, a tenth of Haiku 4.5's $1/$5; past 100K the whole request costs $0.50 and $2.50. Cache reads are $0.01, or $0.05 above 100K. Anthropic reports 39.2% on Terminal-Bench 4.0 against GPT-6 Luna's 16.4%. It is the first Haiku with an effort setting, and reasoning cannot be turned off. Simon Willison measured its new tokenizer at about 1.25 times as many tokens as Haiku 4.5 for the same prompt. (official, source)

• Oct 8, 2026 Model releases In the briefing →

  OpenAI's Decisions API (POST /v1/decisions) is now in public beta, a week after its limited DevDay preview, with general availability promised "in the coming weeks." It runs only on gpt-6-luna, returns typed predicate, choice or score answers with probabilities, and bills input alone at $0.10 per million tokens, with no output or cache charges. That price now sits beside the free open-weight rivals from Cloudflare and AWS. (official, source)

• Oct 8, 2026 Model releases In the briefing →

  OpenAI put GPT-6 into ChatGPT with "Intelligent UI", answers that include interactive charts, calculators and buttons; Plus, Pro, Business and Enterprise get it first, Free and Go a day later. Users can turn the number of visuals down. No API change was announced. (official, source)

• Oct 7, 2026 Model releases In the briefing →

  Mistral released Mistral Large 4 in public preview on its API (mistral-large-4-0): a multimodal mixture-of-experts model with 1 trillion total and 49 billion active parameters, priced at $1.36 per million input tokens and $4.18 per million output. Mistral reports 61.7% on DeepSWE v1.1 and says weights will follow "by the end of the month" after safety testing; no license has been named yet. The Register places it between DeepSeek V4.1 Flash and GPT-6 Luna on Artificial Analysis's intelligence index. (official, source, source)

• Oct 7, 2026 Model releases In the briefing →

  Google DeepMind released EmbeddingGemma 2 under Apache 2.0: one 768-dimension space for text, code, images, video and audio. It is modular, 270M parameters for text and code alone and 740M with the vision and audio encoders, and Google measures about 567MB of RAM for the full quantized model on a phone. Code retrieval on MTEB rose from 68.76 to 78.68. (official, weights)

• Oct 7, 2026 Model releases In the briefing →

  From October 9, the Gemini app on a personal account with no subscription gets Flash-Lite only; Flash and Pro go. Google AI Plus keeps Flash-Lite and Flash but loses Pro, while AI Pro and Ultra are unchanged. The help page covers the app, not the Gemini API. (official, source)

• Oct 7, 2026 Model releases In the briefing →

  Anthropic turned its cyber access scheme into the Cyber Verification Program, with three tiers for vetted teams on Opus 5.5, Sonnet 5.5 and Mythos 5.1. Defense Access still had 46 of 50 test tasks blocked; Red Team Access, for authorized penetration testing, had none blocked. Anthropic also says Project Glasswing found at least 129,000 verified vulnerabilities between April and July. (official, source)

• Oct 6, 2026 Model releases In the briefing →

  OpenAI adds textGrain, an invisible statistical watermark in the model's word choices, to ChatGPT and Codex output for EU users over the coming weeks, code included, to meet the AI Act's labelling rules in force since August 2. API customers anywhere can switch it on for selected models; it is off by default. Detection ran about 92% in OpenAI's tests and fell to 66% after a tenth of the words were swapped for synonyms. Only approved researchers get the detector. (official, source)

• Oct 6, 2026 Model releases In the briefing →

  Reflection announced Beam, a text-only mixture-of-experts model with 501B total and 23B active parameters and a 1M-token context, trained on 23.8 trillion tokens. Reflection says it matches Z.ai's GLM-5.2 on reasoning while using three to four times less inference compute; nobody has checked that independently. Weights and the technical report are promised later this month. (source)

• Oct 5, 2026 Model releases In the briefing →

  Cantina Security and Yeta Labs released apex-flash-1, a 321B-parameter reinforcement-learning fine-tune of GLM-5.3-Flash for vulnerability research, under the MIT license on Hugging Face. It solved 40 of Cantina's 60 held-out bug tasks (66.7%), against 60.0% for the base model and 71.7% for Claude Opus 5 High, at an estimated $2.38 for the whole set. An abliterated variant with fewer refusals ships alongside it. (official)

• Oct 4, 2026 Model releases In the briefing →

  Aleph Alpha released Kolibri-1 under Apache 2.0: a German-English mixture-of-experts model with 78B total and 3.46B active parameters. Context is 262K tokens natively and 1M with extrapolation. The smallest supported deployment is one H200 or B200, or two H100s, served through vLLM. Aleph Alpha reports 96.9% on AIME 2025. (official)

• Oct 4, 2026 Model releases In the briefing →

  From October 9, personal Gemini app accounts without a plan get Flash-Lite only, losing Flash and Pro. AI Plus keeps Flash-Lite and Flash but loses Pro on a per-account date sent by email; AI Pro and Ultra keep all three and Pro gains Deep Think. Low, medium and high effort settings arrive on every plan, with higher effort using more of the limit. (official)

• Oct 4, 2026 Model releases In the briefing →

  OpenAI set April 1, 2027 as the API shutdown for gpt-5.1, gpt-5.3-codex and gpt-5.4-nano, six months out, pointing to gpt-6-sol and gpt-6-luna. The text-to-speech models tts-1, tts-1-hd and both gpt-4o-mini-tts snapshots go sooner, on January 6, 2027, replaced by gpt-realtime-2.1-mini. (official)

• Oct 4, 2026 Model releases In the briefing →

  Ai2 open-sourced AstaBrief, an 8B model tuned from Qwen3-8B that writes cited scientific reports from retrieved excerpts. Ai2 says it produces a report in 51 seconds against 179 seconds for a Claude-powered pipeline, with comparable citation precision. (official)

• Oct 4, 2026 Model releases Weekly recap Read the recap →

  Open weights kept coming: H Company's computer-use Holo4, IQuest-Q1 for coding under a custom license, NaiveAI's 1M-context N0.5-Flash and Aleph Alpha's German-English Kolibri-1. Deprecations ran from generous to none: Sonnet 4.5 ends November 30, OpenAI's gpt-5.1 family April 1, 2027, gpt-5.4-cyber went with 20 days' notice, and free Gemini app users drop to Flash-Lite on October 9. (Holo4, IQuest, Kolibri, Sonnet 4.5, cyber, Gemini app)

• Oct 3, 2026 Model releases In the briefing →

  Cloudflare released Clef (27B) and Clef-flash (9B), its first open-weight decision models, under Apache 2.0 on Hugging Face and hosted on Workers AI. Instead of generating text, they score every allowed answer to a set of typed questions in one forward pass. Cloudflare reports Clef-flash at a 38.8 ms median against 524.1 ms for TypeSafe's hosted Jev, accepts Jev's request format, and trails it on math (GSM8K 67.3% against 79.9%). (official)

• Oct 3, 2026 Model releases In the briefing →

  OpenAI removed gpt-5.4-cyber from its API on October 1, 20 days after announcing the shutdown on September 11. Its own deprecation policy promises at least three months' notice for specialized variants unless safety or compliance concerns require less, and OpenAI has not said which applied. The named replacement is "the most capable cyber model available to you". (official)

• Oct 2, 2026 Model releases In the briefing →

  AWS Strands Labs released Strands Decider 2B under Apache 2.0: a Qwen3.5-2B base with a rank-16 LoRA that picks one of a set of developer-supplied options and returns a calibrated confidence instead of text. It began as Marc Brooker's homebrew clone of TypeSafe AI's hosted Jev model and is small enough to run on a laptop, which takes the per-call fee and the network hop out of routing, triage and approval steps. Weights are on Hugging Face. (official, source, source)

• Oct 2, 2026 Model releases In the briefing →

  OpenAI says it shut down a distillation campaign that peaked at 16,000 requests on July 24–25. Users copied encrypted reasoning out of one chat and asked the model in another to decrypt and transcribe it. OpenAI ties a core cluster to people associated with Moonshot AI and says its encryption held. (official, source)

• Oct 1, 2026 Model releases In the briefing →

  Google announced Gemini 4 Argon, its first Gemini 4 model, and it goes to trusted cyber defenders first through the Fairwind Program, including a variant without cyber guardrails. Paid API customers and AI Ultra subscribers come next, with no date given. Google reports 77.9% on DeepSWE v1.1 and output of up to 1 million tokens. Pricing is $4 input and $20 output per million tokens, halved during an introductory period. (official, source)

• Oct 1, 2026 Model releases In the briefing →

  Anthropic's Frontier Red Team tested Zhipu's open-weight GLM-5.3 and found it built working Chrome JavaScript-engine exploits in 50 of 410 ExploitBench attempts, against 56 for Claude Mythos Preview. Simple techniques bypassed its safeguards 64–100% of the time, and abliterated copies were public within days of release. (official, source)

• Oct 1, 2026 Model releases In the briefing →

  Anthropic deprecated Claude Sonnet 4.5 (claude-sonnet-4-5-20250929); requests fail after November 30, and the recommended replacement is claude-sonnet-5-5. (official)