{
 "title": "Antigravity CLI vs Claude Code vs Codex: startup tokens, MCP tools and the same coding task",
 "url": "https://tokensave.app/data/antigravity-cli-vs-claude-code-vs-codex",
 "license": "CC BY 4.0",
 "citation": "TokenSave (2026). Antigravity CLI vs Claude Code vs Codex: startup tokens, MCP tools and the same coding task [Data set]. Zenodo. https://doi.org/10.5281/zenodo.23569397",
 "measured": "2026-10-18 to 2026-10-23",
 "setup": "Windows 11; Claude Code 2.1.295 (Opus 5.5, Max plan); Codex CLI 0.162.0-alpha.17.2 (gpt-6-luna, ChatGPT plan); Antigravity CLI 1.4.5 (gemini-4-argon-medium and claude-opus-5-5-medium, personal Google account)",
 "note": "input_tokens_reported is each CLI's own figure. Claude Code: input + cache creation + cache read. Codex: input including cached input. Antigravity: the usage.input_tokens field of agy --output-format json; cache_read_tokens is reported separately and for the Opus runs is larger than input_tokens, so it is not contained in it there. Read input_tokens_reported + cache_read_tokens as an upper bound for Antigravity.",
 "tools": {
  "claude": "Claude Code + Opus 5.5",
  "codex": "Codex + gpt-6-luna",
  "agyg": "Antigravity + Gemini 4 Argon",
  "agyo": "Antigravity + Opus 5.5"
 },
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   "check_score": true,
   "check_level2": true,
   "check_lives": true,
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   "check_note": "",
   "measured": "2026-10-22"
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   "check_note": "checker missed scoring (ball hit 32 bricks in a manual hook); lives 3-2-1-0 confirmed",
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