# Dev used AI agents and more than 500 billion tokens to rebuild Call of Duty: Modern Warfare 2's source code — 83% of the 2009 shooter's functions now match the original byte for byte

> Developer Maurice Heumann details in his blog how AI agents were able to decompile Call of Duty: Modern Warfare 2 (2009), which the post calls only “a popular first-person shooter,” in an effort to rebuild its source…

- **Source:** [Tom's Hardware](https://www.tomshardware.com/tech-industry/artificial-intelligence/dev-used-ai-agents-and-more-than-500-billion-tokens-to-rebuild-call-of-duty-modern-warfare-2s-source-code-83-percent-of-the-2009-shooters-functions-now-match-the-original-byte-for-byte?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6acccff6c2f0d19de4645baf)
- **Published:** 2026-10-12
- **Category:** AI & Bots
- **Tags:** #openai #claude #anthropic #ai
- **Canonical:** http://localhost:4321/a/6acccff6c2f0d19de4645baf

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_GearOpen's distilled summary. The full original article is published at Tom's Hardware (source link above); GearOpen does not republish the source's full text._