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DeepSeek Unveils Test Model to Rival Anthropic’s Opus 4.8

Nvidia's open Nemotron 3.5 Lightning model is all about specialized, local agentic AI

Claude Opus 5 Became Downright Ruthless When Tasked With Running a Vending Machine

Elevated Errors for Opus 5

Anthropic debuts Opus 5 at half the price of its Fable sibling

Opus 5 is currently #1 on Artificial Analysis Intelligence Leaderboard

Anthropic launches Opus 5

Claude Voice Mode Gains Opus and Sonnet Model Support

ACRouter picks the smartest AI model per task, beating Opus-only setups by 2.6x on cost

SWE-1.7 Reach Near GPT 5.5 and Opus Intelligence

Anthropic rolls out Sonnet 5 with near-Opus 4.8 performance at a lower price

GLM 5.2 vs. Opus

Claude: Elevated Error Rates for Opus 4.8, Opus 4.7, Opus 4.6, and Sonnet 4.6

Local Qwen isn't a worse Opus, it's a different tool

Show HN: Formally verified polygon intersection – Opus 4.8 oneshots, prev failed

Anthropic Releases Opus 4.8 With New 'Dynamic Workflow' Tool

Anthropic Launches Claude Opus 4.8 With Gains in Coding and Honesty

Anthropic Unveils Claude Opus 4.8, a New, More Powerful Model

We decreased our LLM costs with Opus

Anthropic Unveils Updated Opus 4.7 Model | Bloomberg Tech 4/16/2026