v3.26.3
Cover
 12 Months Ended
Jul. 31, 2026
Document Information Line Items  
Entity Registrant Name APEX CRITICAL METALS CORP.
Entity Central Index Key 0002093856
Document Type 40-F
Amendment Flag false
Current Fiscal Year End Date --07-31
Entity Emerging Growth Company true
Entity Current Reporting Status Yes
Document Period End Date Jul. 31, 2026
Document Fiscal Period Focus FY
Document Fiscal Year Focus 2026
Entity Ex Transition Period false
Document Annual Report true
Entity File Number 001-42949
Entity Primary SIC Number 1000
Entity Incorporation State Country Code A1
Entity Address Address Line 1 Suite 400 - 570
Entity Address Address Line 2 Granville Street
Entity Address City Or Town Vancouver
Entity Address, State or Province BC
Entity Address Postal Zip Code V6C 3P1
City Area Code 604
Local Phone Number 681-1568
Security 12b Title American Depository Shares, each representing 6 Common Shares
Trading Symbol APXC
Security Exchange Name NASDAQ
Entity Interactive Data Current Yes
Document Registration Statement false
Auditor Name De Visser Gray LLP
Auditor Location Vancouver, BC, Canada
Auditor Firm Id 1054
Annual Information Form true
Audited Annual Financial Statements true
Document Financial Statement Error Correction [Flag] false
ICFR Auditor Attestation Flag false
Entity Address, Country CA
Business Contact [Member]  
Document Information Line Items  
Entity Address Address Line 1 122 East 42nd Street
Entity Address Address Line 2 18th Floor
Entity Address City Or Town New York
Entity Address, State or Province NY
Entity Address Postal Zip Code 10168
City Area Code 800
Local Phone Number 221-0102
Contact Personnel Name Cogency Global Inc.