StepFun launched Step 3.5 Flash open-source model
Key details:
• Sparse MoE architecture matches GPT-5, Claude Opus 4.5 on reasoning benchmarks.
• 256K context window, efficient Sliding Window Attention.
Key details:
• Sparse MoE architecture matches GPT-5, Claude Opus 4.5 on reasoning benchmarks.
• 256K context window, efficient Sliding Window Attention.
Run & access:
Runs on consumer-grade hardware
-Mac Studio M4 Max,
-NVIDIA DGX Spark 128GB
Local deployment via llama.cpp or cloud API at platform.stepfun.ai
@CoreAti #stepfun #opensource #ai #reasoning
The Core: NASA just revealed that its rover completed the first-ever AI-planned drive on another planet.
with Anthropic’s Claude helping map a 400m route across the Martian surface that the six-wheeled robot navigated in December.
with Anthropic’s Claude helping map a 400m route across the Martian surface that the six-wheeled robot navigated in December.
OpenAI announced that it will retire GPT-4o and several other legacy models from ChatGPT in mid-February, noting that fewer than 0.1% of users still choose them daily.
🛠️ Trending AI Tools
🤖 Claude Cowork - New plugins to bundle skills, MCPs, and tools
🔍 Project Genie - Google DeepMind's interactive world generator
📹 Grok Imagine - xAI’s upgraded video model, now available via API
🦞 OpenClaw (formerly Clawdbot) - Open personal AI assistant for chat apps
🦞 OpenClaw (formerly Clawdbot) - Open personal AI assistant for chat apps
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BREAKING 🚨: OpenAI says Codex built a full racing game with 7M tokens from one prompt, featuring 8 maps, 8 unique characters, items, and AI opponents.
They used it to demo the new Codex desktop app released today for Mac:
— Run multiple agents in parallel
— Skills for tasks beyond code
— Automations on a schedule
— Worktrees so agents don't conflict
They used it to demo the new Codex desktop app released today for Mac:
— Run multiple agents in parallel
— Skills for tasks beyond code
— Automations on a schedule
— Worktrees so agents don't conflict
❤4
Launching this month
- Sonnet 5
- GPT-5.3
- Gemini 3 GA
- DeepSeek v4 (/r2)
- GLM-5
- Sonnet 5
- GPT-5.3
- Gemini 3 GA
- DeepSeek v4 (/r2)
- GLM-5
❤3
GPT-5.2 and GPT-5.2-Codex got a 40% speed boost with a new inference.
That was fast 👀
That was fast 👀
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🛠️ Trending AI Tools
📱 Codex App - OpenAI’s Mac app for managing AI agents
💬 Riverflow 2.0 - Sourceful’s new top-ranked AI image editing model
🧠 Step-3.5-Flash - StepFun’s AI with strong reasoning, agentic capabilities
🎙 Eleven v3 - ElevenLabs’ expressive voice AI, now commercially available
🧠 Step-3.5-Flash - StepFun’s AI with strong reasoning, agentic capabilities
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🚨 NEW: Nvidia nears $20B investment in OpenAI's latest funding round, marking its single biggest bet on the ChatGPT developer, Bloomberg reports.
BREAKING 🚨: Anthropic declared a plan for Claude to remain ad-free.
“Claude is built to be a genuinely helpful assistant for work and for deep thinking. Advertising would be incompatible with that vision.”
“Claude is built to be a genuinely helpful assistant for work and for deep thinking. Advertising would be incompatible with that vision.”
❤8🫡6👏1
BREAKING 🚨: ElevenLabs raised $500M in a Series D round at an $11B valuation.
ElevenLabs market valuation now matches its company name.
ElevenLabs market valuation now matches its company name.
❤1
Perplexity released a new Advanced Deep Research upgrade with SOTA performance.
It scores 79% at Google DeepMind Deep Research QA and tops the newly introduced DRACO Benchmark. Currently available to Max users and expected to arrive for Pro users soon.
>> @CoreAti
It scores 79% at Google DeepMind Deep Research QA and tops the newly introduced DRACO Benchmark. Currently available to Max users and expected to arrive for Pro users soon.
Also 🚨: Perplexity is working on a new Model Council multi-model system, combining outputs from GPT-5.2, Opus 4.5 and Gemini 3 Pro into one response.
In addition, a new mode named Gemma is in the works, labelled as "ASI"
>> @CoreAti
>> @CoreAti
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🛠️ Trending AI Tools
🥶 GLM-OCR - SOTA model for document understanding, text/image extraction
⚙️ Qwen3-Coder-Next - Alibaba’s open hybrid model for agentic coding
💻 Ace-Step-1.5 - Ace Music’s powerful open source music generation model
>> @CoreAti
>> @CoreAti
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