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Benchmark scorecard comparing Gemini 4 Carbon, Gemini 4 Argon, GPT-6 Astra, Claude Opus 5.5 and Claude Fable 5.1 across nine tests reported in Google's October 28, 2026 launch table. Independent and mixed-source results are labeled; missing results use dashes.

Google announces Gemini 4 Carbon, with cyber defenders first in line

October 29th

Google’s new frontier model leads an independent benchmark, but its initial rollout is restricted to selected cyber defenders.

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New Models
Original Mistral Large 4 scorecard: independently verified Artificial Analysis Intelligence Index v5.0 score 26 for high reasoning; Mistral-reported Coding Agent Index 48%. Different metrics, checked October 29, 2026.

Mistral releases Large 4 weights, bringing deployment control and licensing trade-offs

October 29th

Mistral's October 29 release makes Large 4 weights downloadable. Coding results, infrastructure requirements and a model-as-a-service license restriction shape the trade-offs.

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New Models
Original scorecard of Giotto-reported Alto and Solo results: AIME 2026 100.0% and 96.6%, GPQA-Diamond 91.9% and 88.3%, HLE 52.0% and 37.5%, Math-500 both 99.80%. Evaluation settings are incompletely specified; not independently replicated by PromptsZone.

Giotto launches Alto and Solo, putting deployment control at the center

October 29th

Giotto's October 27 launch offers European cloud and private-deployment options. Its published benchmark scores and commercial terms need separate scrutiny.

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New Models
Archival portrait of NVIDIA founder and CEO Jensen Huang at Stanford on April 30, 2026; not the Nemotron Transcribe launch.

NVIDIA releases Nemotron 3.5 Transcribe for instruction-led speech recognition

October 28th

NVIDIA's October 28 speech-model release adds control over transcript format, with open weights and important deployment and language-support limits.

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New Models
Archival photograph of a Canon CanoScan LiDE40 flatbed scanner from 2007, illustrating document digitization; not OpenBMB hardware.

OpenBMB releases MiniCPM-OCR with a separate model to check its work

October 28th

OpenBMB's October 28 OCR suite pairs a compact document parser with a correctness checker. Open weights are available, but review thresholds still need testing.

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New Models
Alibaba's Binjiang campus in Hangzhou photographed in January 2021; archival company context, not the Qwen-Audio 3.1 launch.

Alibaba releases Qwen-Audio 3.1 Realtime Flash with a larger context window

October 28th

Alibaba's October 27 Flash release expands context capacity and adds a useful voice-agent tool combination, while retaining audio-history limits.

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New Models
PFN's Daisuke Okanohara, second seated person from the right, at a Japanese government AI discussion on May 9, 2023; archival, not the PLaMo 3.1 launch.

PFN releases PLaMo 3.1 Prime with web search and Deep Research

October 28th

PFN's October 27 model upgrade adds research tools and deployment choices. Availability, vendor claims and free-tier data use deserve separate checks.

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New Models
Tencent Seafront Towers in Shenzhen photographed on June 13, 2026; archival headquarters context, not the Hy-SimulMT launch.

Tencent releases Hy-SimulMT for live Chinese–English translation

October 28th

Tencent's October 26 release brings open translation weights and serving tools. Speech synthesis, benchmark interpretation and deployment support need separate checks.

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New Models
CSIRO GPU cluster photographed in April 2010; archival computing context, not Nanbeige infrastructure or recommended hardware.

Nanbeige releases a 33B agent model, while smaller successors remain planned

October 28th

Nanbeige's October 24 open-weight release offers another coding-agent option. Download size, vendor benchmarks and the smaller-model roadmap need separate scrutiny.

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New Models
AI-generated conceptual illustration of translucent editing layers changing the lighting behind a vase and orange flower; not MAI Image 2.7 output.

Microsoft previews MAI Image 2.7, sharpening its image-editing focus

October 27th

Microsoft's October 27 MAI Image 2.7 preview improves image-editing results, while text-to-image access and production API availability remain separate questions.

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New Models
AI-generated conceptual illustration of pages flowing from an open book into organized text and table blocks; not actual OCR output.

Baidu releases Unlimited-OCR 2 for long-document parsing

October 27th

Baidu's October 27 model release targets cross-page document parsing with open weights and a hosted beta. Deployment trade-offs and service limits still matter.

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New Models
AI-generated conceptual illustration of a laptop and smartphone linked to a processor cube and symbols for audio, images and text.

Liquid AI releases LFM3, bringing compact multimodal models to local applications

October 27th

Liquid AI's October 27 LFM3 release brings downloadable compact models for text, vision, audio and decisions, with important limits for local deployment.

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New Models
AI-generated conceptual illustration of an S-1 document folder beside abstract computing chips; not Anthropic's actual filing or an IPO event.

Anthropic files for IPO, revealing revenue growth and a complex control structure

October 27th

Anthropic's October 26 S-1 reveals first-half revenue, financing-related accounting charges and proposed voting rights. Offering terms remain undecided.

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AI News
AI-generated conceptual illustration of a coastal landscape emerging from a wireframe grid beneath sound-wave ribbons; not Genie 4 output.

Google previews Genie 4 with native audio and interactive worlds

October 27th

Google DeepMind's October 27 Genie 4 announcement adds audio and interactive dialogue, but access remains limited to trusted testers.

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New Models
Archival photograph of Sam Altman at The Grove in November 2022; not a photograph of the GPT-6.1 Terra launch.

OpenAI releases GPT-6.1 Terra with lower prices for visual AI workflows

October 27th

OpenAI's October 26 release adds a lower-priced visual and computer-use model. Here is what is available, what it costs and what still needs testing.

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New Models
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