| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | $5,793 (2027 cycle) | Last year's cycle (2026): $4,615–$7,100; 2027: Unconfirmed — check official site | Last year's cycle (2026): $2,400–$5,200; 2027: Unconfirmed — check official site |
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| Financial aid | Need-based financial assistance for application and program costs: Amount: Unconfirmed — check official site. Based on family income, family size and available COSMOS resources. (2027 cycle) | Unconfirmed — check official site | Last year's cycle (2026): Need-based financial aid: Amount: Unconfirmed — check official site; 2027: Unconfirmed — check official site |
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| Expenses and aid conditions | Application fee: Amount: Unconfirmed — check official site. Non-refundable; fee waivers can be requested.; Need-based financial assistance for application and program costs: Amount: Unconfirmed — check official site. Based on family income, family size and available COSMOS resources. (2027 cycle) | Last year's cycle (2026): Application fee: Amount: Unconfirmed — check official site. The current FAQ confirms the fee is nonrefundable but does not state its amount.; Tuition deposit: Amount: Unconfirmed — check official site. The current FAQ confirms a deposit and historical refund rules but not the amount.; Required international health insurance: Amount: Unconfirmed — check official site. Required for international scholars; current price is not stated.; 2027: Unconfirmed — check official site | Last year's cycle (2026): Deposit to secure a spot after acceptance: $1,000. Waived or adjusted when alternative arrangements or financial aid are awarded.; Need-based financial aid: Amount: Unconfirmed — check official site; 2027: Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Grades 9–12 (provider uses rising grades) | Grades 6–9 (provider uses rising grades) | Grades 9–12 (provider uses rising grades) |
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| Additional eligibility | Residency: California high school students only; Requirement: Open to rising grades 9–12; Requirement: Demonstrated academic excellence (a typical COSMOS student has a GPA of 3.5 or above) | Requirement: Open to rising grades 6–9; Requirement: International Scholars must score 4.0 or higher on Vericant's Spoken English Evaluation (SEE) before registering, unless English is their native language and they attend school full time in the United States | Requirement: Open to rising grades 9–12; Requirement: No prior engineering experience or STEM classes required |
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| Session dates or duration | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site | Starts July 12, 2027; Ends July 30, 2027; 3 weeks (2027 cycle) | Last year's cycle (2026): Starts June 8, 2026; Ends August 7, 2026; 3–6 weeks; 2027: Unconfirmed — check official site |
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| Format | In person | In person | In person / Online |
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| Housing and supervision | Residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Davis, Irvine, Los Angeles, Merced, San Diego, Santa Cruz, CA | Lawrenceville, NJ | San Jose, CA |
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| Selection and application | Selection: Each of six campuses accommodates roughly 160-200 students, and clusters typically enroll 20-25 with a commonly reported 5:1 student-to-faculty ratio. Admissions are competitive and based on academic merit relative to the selected topic, but applicant count and statewide acceptance rate were not published. Application materials: Online application with one personal statement; One teacher recommendation (two recommended) | Selection: Registration is rolling and capacity-limited. The program may use a waitlist and class-specific waitlists, but it does not publish seats, applicant volume, acceptance rates, or course capacity. Application materials: Vericant Spoken English Evaluation video interview (international Scholars) | Selection: Application and interview review occur in receipt order while seats remain. BlueStamp does not publish applicant counts, acceptance rates, aid rates, cohort size for the next cycle, or a guaranteed decision. Application materials: Student interview with a parent or guardian present |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-22Source 5 · checked 2026-08-22Source 6 · checked 2026-08-22Source 7 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-21 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-20 |
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