{"slug": "jetbrains-benchmark-finds-rtk-token-compression-tool-shows-7-6-cost-increase-on", "title": "JetBrains benchmark finds RTK token compression tool shows 7.6% cost increase on Claude Code", "summary": "JetBrains benchmarked Rust Token Killer (RTK), a compression proxy for Claude Code, and found it increased token costs by 7.6% at low reasoning effort (p=0.004) with no measurable change at high effort, contradicting RTK's advertised 60-90% savings. Task quality remained unchanged in both test arms, according to the JetBrains AI blog.", "body_md": "# JetBrains benchmark finds RTK token compression tool shows 7.6% cost increase on Claude Code\n\nJetBrains measured Rust Token Killer (RTK), a compression proxy for Claude Code, and found it increased token costs by 7.6 percent at low reasoning effort (p=0.004) and showed no measurable change at high effort, contrary to RTK's advertised 60-90 percent savings, according to the JetBrains AI blog. Task quality remained unchanged in both test arms.\n\n## Topics\n\n## Sources\n\n- Press\n[Read article](https://blog.jetbrains.com/ai/2026/07/rtk-claude-code-token-savings/) - Social\n[HN thread](https://news.ycombinator.com/item?id=49048571)\n\n## Go deeper\n\nThis intelligence is sourced automatically from public sources across the web and synthesised by the Prefactor AI pipeline. Stories are reviewed before publication.", "url": "https://wpnews.pro/news/jetbrains-benchmark-finds-rtk-token-compression-tool-shows-7-6-cost-increase-on", "canonical_source": "https://www.getreadyforagents.com/news/claude-code-token-cost-measurement/", "published_at": "2026-07-25 20:05:04+00:00", "updated_at": "2026-07-25 23:08:00.758672+00:00", "lang": "en", "topics": ["ai-tools", "ai-research"], "entities": ["JetBrains", "Rust Token Killer", "Claude Code"], "alternates": {"html": "https://wpnews.pro/news/jetbrains-benchmark-finds-rtk-token-compression-tool-shows-7-6-cost-increase-on", "markdown": "https://wpnews.pro/news/jetbrains-benchmark-finds-rtk-token-compression-tool-shows-7-6-cost-increase-on.md", "text": "https://wpnews.pro/news/jetbrains-benchmark-finds-rtk-token-compression-tool-shows-7-6-cost-increase-on.txt", "jsonld": "https://wpnews.pro/news/jetbrains-benchmark-finds-rtk-token-compression-tool-shows-7-6-cost-increase-on.jsonld"}}