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On September 22, 2026, Anthropic released Claude Opus 5.5. According to official materials, the model ranks first on Artificial Analysis's Intelligence Index v4.3 with a score of 58, 7 points higher than Claude Opus 5, and tops Vals AI's Vals Index at 69.69%; it supports up to 1 million tokens of input and 128,000 tokens of output, with reasoning enabled by default across five levels, and API pricing at $4/$0.25/$20 per million input/cached/output tokens. Earlier reports said its output price was $20 per million tokens, lower than the previous generation's $25. On September 23, Yuchen Jin said it was about 30% faster and about 40% cheaper per task than Opus 5. On September 25, Thomas Wolf said he used Opus 5.5 to generate a video from a Google Doc. On October 4, Ado Kukic said that using Opus 5.5 at medium and high effort he did not hit the 5-hour limit, using at most about 74% in a single session. On October 9, Ado again said that the weekend after Opus 5.5's release was his most productive coding day of the year so far. During the same period, Anthropic also released Sonnet 5.5 and Haiku 5.5, and lowered Sonn
On September 22, 2026, Anthropic released Claude Opus 5.5. According to official materials, the model ranks first on Artificial Analysis's Intelligence Index v4.3 with a score of 58, 7 points higher than Claude Opus 5, and tops Vals AI's Vals Index at 69.69%; it supports up to 1 million tokens of input and 128,000 tokens of output, with reasoning enabled by default across five levels, and API pricing at $4/$0.25/$20 per million input/cached/output tokens. Earlier reports said its output price wa
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On July 16, 2026, Moonshot AI released its flagship model Kimi K3, a 2.8-trillion-parameter multimodal model with a 1M-token context window and native vision capabilities, built on a MoE architecture that activates 16 of 896 experts per token. According to a Recode China AI report, K3 scored 1,679 points on the Frontend Code Arena, is priced at $3 per million input tokens and $15 per million output tokens, and open weights are scheduled to be made available on July 27. On July 27, Kimi.ai announced that Modal and Baseten had become Day 0 launch partners for K3; Modal trained a custom DFlash speculator for the K3 architecture, raising interactive speed from 100 to 460 tokens/s; on the same day, SGLang and Miles announced Day-0 support, with the former handling inference and the latter handling RL training. On July 28, Kimi.ai announced that K3 went live on DigitalOcean Serverless Inference. On July 29, Unsloth released a 1-bit quantized GGUF version of Kimi K3, shrinking its size from 1.56TB to 594GB, a 62% reduction, while retaining about 78.9% of accuracy, and it can run on a Mac Studio with 128GB of memory.
On July 16, 2026, Moonshot AI released its flagship model Kimi K3, a 2.8-trillion-parameter multimodal model with a 1M-token context window and native vision capabilities, built on a MoE architecture that activates 16 of 896 experts per token. According to a Recode China AI report, K3 scored 1,679 points on the Frontend Code Arena, is priced at $3 per million input tokens and $15 per million output tokens, and open weights are scheduled to be made available on July 27. On July 27, Kimi.ai announ
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Latent Space host swyx introduces the curation approach for the annual flagship conference AIE CODE, which is single-track, invitation-only, and aimed at about 1,000 agent engineers. This year's three themes are Scaling without Slop, System One models, and Increasing Ambition, among which Jarred Sumner will share Bun's rewrite in Rust and a Bun AOT preview. The article also rounds up that day's AI news, including Mistral's open-weight release and OpenAI's frontier model monitoring.
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Anthropic announced that it will expand the AI for Science program from supporting individual teams to 20 scientific foundations, research institutions, and research groups worldwide, providing Claude credits. The author believes that this forms two approaches in contrast with OpenAI's emphasis on models independently making scientific discoveries, and mentions that Anthropic is jointly developing standards for models operating hardware with HHMI Janelia, pointing toward AI Agents taking over laboratory instruments. The author also notes that Anthropic has not disclosed the scale of funding for the credits, and some frontier experiments are still in early preview stages.
Anthropic announced that it will expand the AI for Science program from supporting individual teams to 20 scientific foundations, research institutions, and research groups worldwide, providing Claude credits. The author believes that this forms two approaches in contrast with OpenAI's emphasis on models independently making scientific discoveries, and mentions that Anthropic is jointly developing standards for models operating hardware with HHMI Janelia, pointing toward AI Agents taking over la
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Anthropic submitted a prospectus to the SEC: revenue in the first half of 2026 was $16.286 billion, up about 1,300% year over year, with a net loss of $80.748 billion, of which $72.388 billion came from fair value changes in convertible notes, derivative liabilities, and SAFE instruments. The article points out that its locked-in compute infrastructure commitments have exceeded $600 billion, with many agreements marked as payable regardless of actual usage, and terms extending to 2033 to 2034. The article also compares SpaceX, which achieved a net profit of $4.404 billion in the third quarter through its Starlink communications business, and argues that AI competition is shifting to whether unit economics can be made to work first.
Anthropic submitted a prospectus to the SEC: revenue in the first half of 2026 was $16.286 billion, up about 1,300% year over year, with a net loss of $80.748 billion, of which $72.388 billion came from fair value changes in convertible notes, derivative liabilities, and SAFE instruments. The article points out that its locked-in compute infrastructure commitments have exceeded $600 billion, with many agreements marked as payable regardless of actual usage, and terms extending to 2033 to 2034. T
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A TMTPost article states that ByteDance has listed world models as one of its four major AI priorities for 2026, with the goal of releasing at least one version by the end of the year, benchmarked against Google Genie 3, and that users can enter cloud-generated worlds via Pico headsets using voice and motion. The article also reviews Google Genie 4, released on October 28, which supports real-time changes to weather, camera movement, and the introduction of characters using natural language, and adds sound for the first time. The article also mentions that ByteDance's internal evaluations show its world model's overall performance is about 10% behind the then-current global SOTA, with generation metrics at about 20fps.
A TMTPost article states that ByteDance has listed world models as one of its four major AI priorities for 2026, with the goal of releasing at least one version by the end of the year, benchmarked against Google Genie 3, and that users can enter cloud-generated worlds via Pico headsets using voice and motion. The article also reviews Google Genie 4, released on October 28, which supports real-time changes to weather, camera movement, and the introduction of characters using natural language, and
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