#performance articles
2 articles
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Claude
Claude Fast Mode | How to Use 2.5x Speed, Pricing & Subscription Details
A guide to Claude's Fast Mode for users who want faster output — boosting generation speed up to 2.5x. Covers supported models (Opus 4.8/4.7/4.6), how to use /fast in Claude Code and speed: fast in the API, pricing for Opus 4.8 at $10 input / $50 output per million tokens, the important note that even subscribers are billed directly to usage credits, and how OTPS (not TTFT) is what actually speeds up.
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Claude
Claude Haiku 4.5 Performance | Speed and Cost-Efficiency Verified with Benchmarks
We examine Claude Haiku 4.5's performance across three dimensions: coding accuracy on SWE-bench Verified at 73.3% — on par with the previous-generation Sonnet 4 — response speed 4–5x faster than Sonnet 4.5, and pricing at $1 input / $5 output per million tokens. We also cover the 200K context limit and guidelines for choosing between models.