This Was Not a Normal Set of Model Release - Sol Ultra, Meta Muse, New Grok

What a week in AI, for real. GPT 5.6 may actually beat Claude Fable, in what you get for your money, while the new Grok 4.5 and Meta Muse Spark 1.1 make the choice even harder. Uncovering a dozen nuggets of gold you may have missed from all the viral headlines, I can also assure you you’ll learn something you didn’t know before.

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Chapters:
00:00 - Introduction
01:03 - GPT 5.6 Sol Reveals
05:08 - Missing benches, plus Grok 4.5
07:17 - Gaming as the new frontier?
08:31 - Muse Spark 1.1
10:03 - SimpleBench Upgrade
11:17 - Ultra Sol + Self-Improvement
13:44 - well, this is awkward
15:41 - Why model improvement will not plateau anytime soon


AI Consciousness: https://www.patreon.com/AIExplained/posts/anthropics-quite-163360718


I Smell Fear: https://x.com/thsottiaux/status/2075287108680601929
GPT 5.6: https://openai.com/index/gpt-5-6/

Grok 4.5: https://x.ai/news/grok-4-5?twclid=2ezs408o0z23pw07tmxcwbzibd
Meta Muse Spark 1.1: https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/

Proliferating GPT Toggles: https://x.com/rasbt/status/2075369179817902176/photo/1
Anthropic Call-out: https://x.com/Mononofu
AI Security Institute Finding: https://x.com/alxndrdavies/status/2075279480331874306
Competitive Coding: https://x.com/FakePsyho/status/2075128093891801305/photo/1

Agents Last Exam: https://agents-last-exam.org/
Dawn Song: https://x.com/dawnsongtweets/status/2065095757988868190

https://simple-bench.com/

SWE-Marathon: https://www.swe-marathon.org/
https://www.frontierswe.com/
ARC-AGI 3: https://x.com/arcprize/status/2075270869992264003
Automation Bench: https://zapier.com/benchmarks
VibeCode Bench: https://www.vals.ai/benchmarks/vibe-code

‘Post-Train Claim’: https://posttrainbench.com/

Redwall Game: https://redwall-bellmaker-7e03e4.surge.sh/




Podcast: https://aiexplainedopodcast.buzzsprout.com/