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Explore the permanent AI News Weekly archive through the canonical editorial metadata: category, industry, business impact, material geography and evidence status.

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Primary categoryModels & Economics
IndustryAll
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EvidenceCONFIRMED
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Briefing #6#15 this issueS15CONFIRMEDModels & Economics2026-10-09

Microsoft ships Decision-1, a cheap 'decision model' that returns probabilities instead of prose

Microsoft
Cost ReductionUnknown
Briefing #6#1 this issueS01CONFIRMEDModels & Economics2026-10-07

OpenAI pushes GPT-6 and a model-drawn 'Intelligent UI' to all 1.2 billion ChatGPT users in two days

OpenAI
Customer ExperienceUnknown
Briefing #6#3 this issueS03CONFIRMEDModels & Economics2026-10-07

Anthropic cuts Haiku pricing 90% and puts a 1M-token context on its cheapest tier

Anthropic
Cost ReductionUnknown
Briefing #6#4 this issueS04CONFIRMEDModels & Economics2026-10-06

Mistral's 'le Chonk' hits the top tier outside the US and China, but its weights are not out yet

Mistral AI
Unknown
Briefing #5#2 this issueS03CONFIRMEDModels & Economics2026-09-30

Google DeepMind's Gemini 4 Argon ships to cyber defenders first, guardrails off, with no public API yet

Google DeepMind / Google (Alphabet)
Unknown
Briefing #4#3 this issueS03CONFIRMEDModels & Economics2026-09-30

Google shipped its strongest model, then declined to sell it

Google DeepMind
Risk & ComplianceUnknown
Briefing #3#1 this issueS01CONFIRMEDModels & Economics2026-09-22

Claude Opus 5.5: Anthropic cuts Opus prices by 20%

Anthropic
ProductivityCost ReductionUnknown
Briefing #2#1 this issueS01CONFIRMEDModels & Economics2026-09-22

OpenAI launches two cheaper AI models at half price

OpenAI
Cost ReductionUnknown
Briefing #2#3 this issueS03CONFIRMEDModels & Economics2026-09-21

SpaceXAI's Grok 4.7 offers frontier coding at budget prices

xAI / SpaceXAI (xAI folded into SpaceX Corp., now branded SpaceXAI)
Unknown
Briefing #2#8 this issueS08CONFIRMEDModels & Economics2026-09-21

Harvey's margins crashed until it switched to an open model

Harvey (legal AI); Moonshot AI (base-model provider); Fireworks (post-training partner); Abridge, Decagon, Ramp, Rogo (peers)
LegalCost ReductionBusiness Model ChangeUnknown
Briefing #2#9 this issueS09CONFIRMEDModels & Economics2026-09-21

Xiaomi's new open AI model tops the open-weight rankings

Xiaomi (Xiaomi MiMo team; official brand "Xiaomi MiMo")
Cost ReductionUnknown
Briefing #2#10 this issueS10CONFIRMEDModels & Economics2026-09-20

StepFun launches a low-cost flagship model and promises open weights

StepFun (阶跃星辰, Shanghai; discovery record's "步知" form was not found in any consulted source — all official pages, docs and coverage use 阶跃星辰 / "StepFun")
Cost ReductionUnknown
Briefing #1#6 this issueS06CONFIRMEDModels & Economics2026-09-17

GPT-6 Astra becomes generally available on Microsoft Foundry

OpenAI / Microsoft
Unknown
Briefing #1#9 this issueS09CONFIRMEDModels & Economics2026-09-15

Google's new voice AI can talk, see and get work done at the same time

Google
Unknown
Briefing #1#8 this issueS08CONFIRMEDModels & Economics2026-09-14

Apple announces Siri AI with on-device and server inference at iPhone event

Apple
Customer ExperienceUnknown
Briefing #1#42 this issueS42CONFIRMEDModels & Economics2026-09-12

Microsoft brings Grok into Copilot for Word, Excel and PowerPoint

Microsoft / SpaceXAI (xAI, acquired by SpaceX 2026-02-02; corporate branding "SpaceXAI" from July 2026)
Business Model ChangeRisk & ComplianceUnknown
Briefing #1#48 this issueS48CONFIRMEDModels & Economics2026-09-11

Shanghai AI Lab releases Atria-Dawn Preview open agent model

Shanghai AI Laboratory
AutomationCost ReductionUnknown
Briefing #1#45 this issueS45CONFIRMEDModels & Economics2026-09-10

Suno launches v6 music-generation model

Suno
Media & PublishingBusiness Model ChangeRisk & ComplianceUnknown
Briefing #1#46 this issueS46CONFIRMEDModels & Economics2026-09-10

DeepSeek releases V4.1-Flash fast reasoning model

DeepSeek
Cost ReductionUnknown
Briefing #1#52 this issueS52CONFIRMEDModels & Economics2026-09-10

OpenAI adds GPT-Live-1 real-time full-duplex VOICE model to API (discovery said "video" — CORRECTED)

OpenAI
Unknown