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CalChess Open & Class State Championship
| Full information | website |
| When | August 29-September 1, 2025 |
| City | Santa Clara |
| State | California |
| Prize fund | $17,000 |
| Rating system | USCF, FIDE |
| Registration | register |
| FIDE titles norms possibility | No |
| Organizer | Bay Area Chess |
| Results | results |
