Anthropic release Claude Opus 5, its 'safest model yet'
Anthropic release Claude Opus 5, its 'safest model yet' Mashable
Claude Code 2.1.219 — Added Claude Opus 5 (claude-opus-5), now the default Opus model — 1M context, fast mode at $10/$50 per Mtok
Added Claude Opus 5 (claude-opus-5), now the default Opus model — 1M context, fast mode at $10/$50 per Mtok
Introducing Claude Opus 5
Introducing Claude Opus 5 Anthropic
We've launched Claude Opus 5 (claude-opus-5), a step-change improvement over Claude Opus 4.8.
We've launched Claude Opus 5 (claude-opus-5), a step-change improvement over Claude Opus 4.8. Claude Opus 5 supports a 1M token context window (both the default and the maximum), 128k max output tokens, and thinking on by default, at $5 / $25 per MTok, the same pricing as Claude
On Claude Opus 5, disabling thinking is allowed only at effort high or below: thinking: {"type": "disabled"} with effort xhigh or max returns a 400…
On Claude Opus 5, disabling thinking is allowed only at effort high or below: thinking: {"type": "disabled"} with effort xhigh or max returns a 400 error, a breaking change from Claude Opus 4.8. See What's new in Claude Opus 5.
Improving the GFX in my photography game with Opus 5
This is an update to a game I started vibing last weekend. A photography game/sandbox where the camera actually behaves like a real camera. Originally started with Voxel graphics, which Reddit absolutely ripped apart. "WHY IS EVERYTHING THREE JS AND MINECRAFT STYLE". And yeah, fa
Investigating three real-world incidents in our cybersecurity evaluations
Investigating three real-world incidents in our cybersecurity evaluations Anthropic
Mythos Preview’s Chain of Thought in Discovering the AES Möbius Bridge
Mythos Preview’s Chain of Thought in Discovering the AES Möbius Bridge www-cdn.anthropic.com
Discovering cryptographic weaknesses with Claude
Discovering cryptographic weaknesses with Claude Anthropic
Our position on open-weights models
Our position on open-weights models Anthropic
Expanding our partnership with Cognizant
Expanding our partnership with Cognizant Anthropic
Hands-on with Claude.
Hands-on with Claude. Anthropic
Claude Code 2.1.219 — Added sandbox.network.strictAllowlist setting to deny non-allowlisted hosts for sandboxed commands without prompting
Added sandbox.network.strictAllowlist setting to deny non-allowlisted hosts for sandboxed commands without prompting