v3.26.3
Schedule of Outstanding Shares of Potentially Dilutive Securities (Details) - shares
 9 Months Ended 12 Months Ended
Sep. 30, 2026
Dec. 31, 2025
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities 18,931,612 16,375,911
Common Stock Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities 92,211 92,211
Share-Based Payment Arrangement, Option [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities [1] 546,342 686,880
SPAC Public and Private Placement Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities [2] 13,458,750 13,458,750
Equity Share Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities 2,108,070 2,108,070
Convertible Debt Securities [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities 30,000 30,000
Restricted Stock Units (RSUs) [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities 646,239
Detachable Common Stock Purchase Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially Diluted Securities 2,050,000
[1] Includes 6,772 stock options as of December 31, 2025 that were early exercised in exchange for non-recourse promissory notes. (Refer to “Note 9 - Stock-based Compensation “).
[2] The SPAC public and private placement warrants were outstanding at CSLM Holding, Inc. prior to the business combination and were classified as equity and included in APIC in CSLM’s historical financial statements. The warrants became exercisable for shares of Fusemachines, Inc. common stock 30 days after the consummation of the business combination and were excluded from diluted net loss per share as their inclusion would have been antidilutive.