Developing story
Kimi K3 launch
The story so far — 14 entries, JUL 16, 2026 to AUG 6, 2026.
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JUL 16, 2026 · No. 55
Kimi K3 teaser drops as Moonshot's next flagship model slips past its leaked dateA rumored 2.5T-parameter, 1M-context coding model leaked across Moonshot's app, CLI, and LMSYS Arena, but as of today there's still no model card, weights, or benchmarks — just a teaser.
TestingCatalog
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JUL 17, 2026 · No. 56 · Lead story
Moonshot's Kimi K3 becomes the largest open-weight model ever releasedVentureBeat
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JUL 19, 2026 · No. 58
Simon Willison runs Kimi K3 through his pelican-riding-a-bicycle benchmarkMoonshot's 2.8T-parameter model draws a passable pelican for about 25 cents in reasoning tokens, reviving the running debate over whether the bit still means anything.
Simon Willison
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JUL 19, 2026 · Edition · Lead story
Moonshot's Kimi K3 becomes the largest open-weight model ever releasedVentureBeat
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JUL 20, 2026 · No. 59
Moonshot halts new Kimi K3 signups as demand outstrips its GPUsThe 2.8T-parameter model's API traffic overwhelmed capacity days after launch; full open weights are still promised for July 27.
Dataconomy
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JUL 23, 2026 · No. 61 · Lead story
White House accuses Moonshot of distilling Anthropic's Fable for Kimi K3TechCrunch
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JUL 24, 2026 · No. 62
Kimi K3 tops Frontend Code Arena, beats Fable 5 and GPT-5.6 — but hallucinates moreMoonshot's 2.8T-parameter open-weight model ranked first in six of seven frontend coding categories, though independent testers clocked its hallucination rate at 51%, up from 39%.
Tom's Hardware
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JUL 24, 2026 · No. 62
China seeks clarity from Washington on AI talks as Moonshot sanction threats loomA vice foreign minister is in DC sounding out the agenda, days after the White House accused Moonshot of distilling Anthropic's Fable to build Kimi K3.
Bloomberg
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JUL 25, 2026 · No. 63
White House says Moonshot ran banned Nvidia GB300 chips out of ThailandA new hardware allegation piles onto last week's distillation charge, as officials say Moonshot accessed export-controlled Blackwell chips to train Kimi K3.
CNBC
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JUL 26, 2026 · No. 64
Kimi K3's 1.4TB open weights are due within hours, testing local inference limitsMoonshot's 2.8-trillion-parameter model ships as MXFP4 weights, the largest open release yet, though no independent tracker had confirmed a working download as of Friday.
Tech Times
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JUL 27, 2026 · No. 65 · Lead story
Moonshot ships Kimi K3's full open weights, a day ahead of scheduleStartup Fortune
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AUG 1, 2026 · No. 70
Sebastian Raschka breaks down the Kimi K3 architectureA close read of Moonshot's 2.8T-parameter model finds its real innovation is a hybrid linear/full attention split, not just scale.
Sebastian Raschka
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AUG 3, 2026 · No. 72
Moonshot AI closes $3.5B round at a $35B valuation on Kimi K3 momentumThe round blew past its original $1-2B target after Kimi K3's open-weight release, with China's national AI investment fund among the leads.
Bloomberg
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AUG 6, 2026 · No. 78
Kimi K3 goes fully self-hostable with production vLLM supportMoonshot AI's 2.8T-parameter open model now runs in production via vLLM with its Kimi Delta Attention mechanism supported, letting teams self-host what was previously API-only.
Northflank