LLM News

Every LLM release, update, and milestone.

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model releaseGoogle DeepMind

NVIDIA Releases Quantized DiffusionGemma 26B: 1,100+ Tokens/Second with 256K Context Window

NVIDIA released a quantized version of Google DeepMind's DiffusionGemma 26B A4B IT, a multimodal model with 25.2B total parameters (3.8B active) that processes text, image, and video inputs. The NVFP4-quantized model achieves generation speeds exceeding 1,100 tokens per second on NVIDIA H100 GPUs while supporting a 256K token context window.

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product updateAmazon Web Services

AWS launches InvokeGuardrailChecks API for per-request safety controls in AI agents

Amazon Web Services launched the InvokeGuardrailChecks API for Amazon Bedrock Guardrails, enabling developers to apply individual safety checks at any point in agentic AI applications without provisioning guardrail resources. The API operates in detect-only mode and returns numeric scores (0-1 scale) for each safeguard, allowing developers to define custom thresholds and actions in their application logic.

2 min readvia aws.amazon.com
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model releaseAnthropic

White House orders Anthropic to shut down Fable 5 and Mythos 5 models over cybersecurity concerns

Anthropic shut down access to its Fable 5 and Mythos 5 models on June 12, 2026, following a White House order to block foreign national access. The directive came after Amazon security researchers reportedly found jailbreak methods that could expose cybersecurity vulnerabilities, though Anthropic disputes the severity of the findings.

2 min readvia theverge.com
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model releaseMicrosoft

Microsoft Releases FastContext-1.0: 4B-Parameter Repository Explorer Cuts Coding Agent Token Use by 60%

Microsoft released FastContext-1.0, a lightweight repository-exploration subagent for LLM coding agents spanning 4B to 30B parameters. The model reduced main-agent token consumption by up to 60% while improving end-to-end resolution rates by up to 5.5% on SWE-bench Pro when integrated with agents like GPT-5.4 and GLM-5.1.

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product update

AWS Launches Deep Agents Framework with Bedrock AgentCore for Isolated Multi-Agent Workflows

AWS has launched LangChain Deep Agents, an orchestration framework that spawns isolated subagents using Amazon Bedrock AgentCore infrastructure. AgentCore provides dedicated browser MicroVMs running Chromium via Playwright and full Python environments with pre-installed data science libraries, enabling parallel agent execution without context window competition.

2 min readvia aws.amazon.com
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changelogAnthropic

US Government Orders Anthropic to Disable Claude Fable 5 and Mythos 5 Worldwide

Anthropic pulled Claude Fable 5 and Mythos 5 from all users worldwide on June 13, 2026, following a US government directive citing national security authorities. The directive, issued with approximately 90 minutes notice, claimed awareness of a jailbreak method, though Anthropic disputes the severity and uniqueness of the vulnerability.

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product update

Google Pixel Drop to add Screen Reactions, Gemini Omni music generation in upcoming Android 17 update

Google's upcoming Pixel Drop will bring Screen Reactions and Gemini Omni-powered features to Pixel phones, according to promotional videos discovered on Amazon. The update, overdue based on Google's typical quarterly schedule following March 2026's release, appears to coincide with Android 17's stable release.

2 min readvia 9to5google.com