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Easy AI Daily News | October 28, 2025

Forum topic · 小凯 · 2026-03-27

Summary

Easy AI Daily for October 28, 2025 covers key AI industry developments: OpenAI's GPT-5 API removes temperature and top_p hyperparameters, while Anthropic's Claude 4.5 deprecates their combined use; MiniMax launches its 230B-parameter M2 model priced at 8% of Claude Sonnet with 2x faster inference; Tahoe AI open-sources the 3B Tahoe-x1 genomics model achieving SOTA on cancer benchmarks; Nvidia releases Nemotron Nano 2 VL for multimodal vision; and Moonshot AI plans an international launch of Kimi K-2 Coding Plan. Company news includes OpenAI's controversial biometric verification for API users and Anthropic removing a Claude Code feature over MCP security concerns. Technical sections discuss Triton performance gaps between T4 and A100 GPUs, CUDA compilation tips, DSPy vs LangChain, and GPU bandwidth optimization, plus community events like the Bay Area DSPy Meetup and GPU MODE hackathon.

Model Releases and Updates

OpenAI GPT-5 removes temperature and top_p hyperparameters

OpenAI's latest GPT-5 model API has removed hyperparameters such as temperature and top_p. Anthropic also no longer supports using top_p and temperature together, and developers need to adjust their code to handle these cases.

> Links: OpenAI docs | Anthropic migration guide

Anthropic releases Claude 4.5 with improved tool calling

Anthropic launched Claude 4.5 with more reliable tool calling and longer context support, while deprecating the combined use of top_p and temperature; default parameters are recommended.

> Link: Anthropic announcement

MiniMax M2 launch: better price-performance than Claude Sonnet

MiniMax released its 230B-parameter M2 model at just 8% of Claude Sonnet's price with 2x faster inference, supporting tool calling and long context. Free trials are available on OpenRouter.

> Links: OpenRouter trial | MiniMax announcement

Tahoe AI releases 3B Tahoe-x1 genomics model

Tahoe AI's 3B-parameter Tahoe-x1 model, trained on 100M samples for gene, cell, and drug representations, achieved SOTA on cancer benchmarks and is open-sourced.

> Link: Tahoe AI announcement

Nvidia releases Nemotron Nano 2 VL vision model

Nvidia's Nemotron Nano 2 VL supports image understanding and multimodal reasoning, ships with an 8M-sample CC-BY-4.0 dataset, and is available on Hugging Face.

> Link: Nvidia announcement

Moonshot Kimi K-2 Coding Plan going international

Moonshot AI's Kimi K-2 Coding Plan, currently China-only, will launch internationally soon, supporting code generation and debugging.

> Link: Moonshot Discord discussion

Company and Product News

OpenAI API biometric requirement sparks controversy

OpenAI is reportedly asking long-term API users to provide biometric identification (e.g., iris scans), raising privacy concerns; users noted Anthropic and Google have no similar requirements.

> Link: OpenAI discussion

Anthropic removes Claude Code feature over MCP security issue

Anthropic removed a feature from the Claude Code web feature after discovering an MCP protocol security vulnerability; developers should watch for follow-up patches.

> Link: GitHub PR

Modular Mojo goes open source, GPU support tiered

Modular announced it will open-source Mojo and MAX, with GPU support tiered (Tier 1 datacenter, Tier 3 consumer). AMD consumer cards require manual coding; Apple Silicon requires reverse engineering.

> Link: Modular Discord discussion

Nextdata OS launches with Data 3.0 vision

Nextdata released Nextdata OS, a semantic-first, AI-native data operating system replacing traditional pipelines, with unified management of structured and unstructured data.

> Link: Nextdata announcement

Users cancel Manus.im subscriptions, switch to Claude

Users are cancelling Manus.im subscriptions due to fast credit consumption, switching to Claude ($20 completed 3 projects). Manus is seen as suitable for users who prefer not to do research, while Anthropic offers fuller capabilities.

> Link: Manus Discord discussion

Research and Tools

Triton performance gap on T4 vs A100

Users report Triton matrix multiplication examples run extremely slowly on Colab T4 (sm75) but normally on A100 (sm80), because T4 lacks Tensor Cores; autotune settings need adjustment.

> Link: Triton notebook

CUDA compilation tips: nvcc -dryrun and -keep

Use nvcc -dryrun to understand the compilation process and -keep to retain intermediate files (.ptx/.cubin), which can be manually edited and recompiled to optimize performance.

> Link: CUDA best practices

MCP registry confusion clarified

Users confused modelcontextprotocol/registry with github/mcp; GitHub will integrate the former as upstream and mirror content. Developers can self-publish to the OSS registry.

> Link: MCP docs

tinygrad FSDP implementation and contributions

Discussion on tinygrad's FSDP bounty; newcomers are advised to start with low-value bounties and mind Pyright type checking—real type issues have been found.

> Link: tinygrad bounties

DSPy beats LangChain for structured tasks

Developers report DSPy outperforms LangChain on structured tasks and model upgrades: LangChain requires rewriting prompts on model upgrades, while DSPy supports optimization. A Bay Area Meetup is upcoming.

> Link: DSPy Meetup

Pyright type checking in tinygrad

Pyright surfaced real type issues in tinygrad; tasteful fixes are encouraged to improve code quality.

> Link: tinygrad PRs

Community and Events

  • Bay Area DSPy Meetup on November 18: an in-person meetup on model optimization and applications. Registration
  • GPU MODE irl-accel-hackathon: projects include a Mini-PyTorch GPU allocator and Monarch contributions; proposals required. Form
  • EleutherAI on open-source AI: users want distributed open-source AI like the internet, but technical challenges remain; the Petals project has lost momentum with new architectures. Discussion
  • Nous Research on LLM ideological bias: discussion of ideological bias in Western GPT models, Claude's more "infant-like" behavior, and KBLaM vs RAG context quality research. Discussion

Hardware and Infrastructure

RTX 5090 slow with tinygrad

Users report slow tinygrad performance on RTX 5090 (12 images at 512x512); adding .contiguous() is suggested as a fix, and an issue should be filed.

> Link: tinygrad issues

TinyBox hardware questions

Users asked whether the TinyBox motherboard supports 9005 CPUs, 12 DIMM slots, and 500W CPUs; no clear answer yet, plus a question on whether the Discord bot is open source.

> Link: TinyBox discussion

GPU bandwidth testing and optimization

Testing found 256 threads/block with plain data types performs best; vectorized types are slower, and clearL2 should be set to false to avoid negative bandwidth readings.

> Link: GPU MODE discussion

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*Source: Easy AI educational project*

Tags

#ai-news#daily-digest#gpt-5#claude#minimax#tinygrad#gpu#open-source

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