News tagged "model-selection"

$Abstract visualization of a routing graph with mathematical proof nodes, representing AI frontier reasoning capability in an infrastructure editorial style$

openai

When Your Reasoning Model Proves New Math: What OpenAI's Erdős Breakthrough Means for Capability-Tier Routing

An unnamed OpenAI reasoning model autonomously disproved an 80-year-old conjecture in discrete geometry. For operators, the signal is less about math and more about what 'reasoning tier' now means for model selection and routing policy.

May 28, 2026via OpenAI

Abstract routing diagram showing model tier selection layers between Claude Opus 4.7 and Claude Mythos Preview with routing policy decision points

anthropic

Claude Mythos Preview Waitlist and Opus 4.7: Anthropic's Hidden Model Tier Explained for Routing Teams

Anthropic has confirmed Claude Mythos Preview exists above Opus 4.7—but access is controlled via waitlist and cybersecurity review. Here's what the Mythos tier means for your routing policy, upgrade path from Opus 4.6, and fallback thresholds.

May 26, 2026via Anthropic

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