AI News Roundup: Grok 4.5 Hits Tesla, Perplexity's Orchestrator Beats Opus, and Meta Undercuts Pricing

Short summary

Five AI stories highlight a shift from single-model competition to orchestration and routing. Tesla and SpaceX are trialing Grok 4.5 for real engineering workflows. Perplexity's orchestrator reportedly beats Anthropic's Opus on the WANDR benchmark by routing per-subtask. Meta's Muse Spark 1.1 API undercuts competitors at roughly 25% of prevailing prices, positioning it as a cost-sensitive fallback for agents.

• •Grok 4.5 being trialed inside Tesla and SpaceX engineering pipelines
• •Perplexity orchestrator beats Opus on WANDR by routing per-subtask
• •Meta's Muse Spark 1.1 priced at ~25% of competitors, targeting cost-sensitive agent routing
• •Cursor building workspace agent expanding beyond code into email, docs, tickets

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