| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Last year's cycle (2026): $2,400–$5,200; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Catalog terms: Need-based financial aid: Amount: Unconfirmed — check official site. Available through the application for accepted, qualified students; award and amount are not guaranteed.; 2027: Unconfirmed — check official site | Last year's cycle (2026): U.S. family-income guarantee: Amount: Unconfirmed — check official site. U.S. students from families under $80,000 attended free in 2026.; Full/partial need-based aid and international aid: Amount: Unconfirmed — check official site. Aid available where cost is a barrier; international aid considered case by case.; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Catalog terms: Enrollment deposit after acceptance: $1,000. Ordinarily secures the seat after acceptance unless BlueStamp approves alternate payment or financial-aid arrangements; confirm refund and balance terms for the new cycle.; Need-based financial aid: Amount: Unconfirmed — check official site. Available through the application for accepted, qualified students; award and amount are not guaranteed.; Meals during the in-person program: Amount: Unconfirmed — check official site. Lunch is generally not provided except a published Friday pizza lunch.; 2027: Unconfirmed — check official site | Last year's cycle (2026): U.S. family-income guarantee: Amount: Unconfirmed — check official site. U.S. students from families under $80,000 attended free in 2026.; Full/partial need-based aid and international aid: Amount: Unconfirmed — check official site. Aid available where cost is a barrier; international aid considered case by case.; 2027: Unconfirmed — check official site | 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; Grade timing: Unconfirmed — check official site | Grades 10–12; Grade timing: Unconfirmed — check official site | Unconfirmed — check official site |
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| Additional eligibility | Requirement: Be entering grade 9, 10, 11, or 12 in the applicable summer; Requirement: Choose a published in-person, remote, or approved custom schedule and be available for its required live blocks; Requirement: Show motivation, self-direction, and willingness to solve open-ended engineering problems independently; Requirement: Submit an accurate application with requested short responses and references; Requirement: Attend the admissions interview; a parent or guardian participates in part of it; Requirement: Select an approved project with BlueStamp before the program and follow its budget, parts, tool, safety, and documentation rules; Requirement: For remote participation, have a feasible delivery address, workspace, internet connection, live-session availability, adult support where required, and lawful/safe tool access; Requirement: For in-person participation, arrange daily transportation and meals and comply with site pickup, conduct, safety, and minor-protection rules; Exclusion: Using the middle-school tuition, dates, priority rules, or hours for a high-school application; Exclusion: Assuming a live application form means 2027 dates, tuition, seats, or aid are announced; Exclusion: Expecting BlueStamp-provided in-person housing or daily lunch; Exclusion: Treating the project as a guaranteed invention, patent, publication, recommendation, internship, academic credit, award, or admission advantage; Exclusion: Missing required live time or attempting unsafe, unapproved, unlawful, or infeasible projects; Exclusion: Assuming a custom schedule, financial-aid award, fee reduction, project choice, replacement parts, international shipping, or refund is automatic | Ages 14–18; Residency: Students from the United States and abroad are eligible; international financial aid is case by case; Requirement: Be age 14-18 by the applicable program cutoff; Requirement: Have completed grade 9 or equivalent before the session; Requirement: Not be enrolled full time in a college or university by the program's first day; Requirement: Be available for the entire six-week residential session and comply with dormitory, curfew, visiting, safeguarding, and conduct rules; Requirement: Independently attempt the official application problem set and explain experiments, conjectures, proofs, and partial progress; Requirement: Submit the required recommendation, transcript, form, short answers, and any financial-aid documents; Requirement: Retain scratch work and be prepared to explain reasoning if originality is verified; Exclusion: Applicants outside the age/education window or already full-time college students at program start; Exclusion: Collaborative, copied, AI-assisted, internet-generated, uncited, or inadequately explained problem-set work; Exclusion: Applicants unable to reside for the full six weeks or follow residential/safety expectations; Exclusion: Assuming all eight problems must be solved or that prior advanced courses/research are required; Exclusion: Assuming selection guarantees aid, publication, conference presentation, college credit, recommendation, admission advantage, internship, or job | Citizenship: No general citizenship restriction is stated; Summer fee-waiver eligibility was limited to U.S. citizens and permanent residents; Residency: International students may apply; accepted on-campus students must arrange lawful travel and local lodging; Requirement: Previously published 2026 route: Be at least 16 by the chosen session start; Requirement: Previously published 2026 route: Be a rising high-school junior or senior or an undergraduate premedical student; Requirement: Previously published 2026 route: High-school biology before enrollment is strongly encouraged; Requirement: Previously published 2026 route: Commit to full live attendance and active participation; Requirement: Previously published 2026 route: For on-campus participation, arrange commuter transportation and lodging if needed; Requirement: Previously published 2026 route: For virtual participation, be able to receive or locally source required activity-kit materials; Requirement: Previously published 2026 route: Complete Stanford/SlideRoom application and post-admission health, safety, consent, payment, and program forms; Exclusion: Medical students are not eligible under the published FAQ; Exclusion: CSI is not employment, direct patient care, or a guaranteed shadowing placement; Exclusion: Applicants younger than 16 at session start are ineligible; Exclusion: 2026 applications are closed; Exclusion: Fee-waiver income/citizenship criteria are not general program eligibility rules; Exclusion: Admission does not guarantee college credit, a recommendation, Stanford admission, research placement, employment, or clinical certification |
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| Session dates or duration | Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Format | In person / Online | In person | Unconfirmed — check official site |
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| Housing and supervision | Non-residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site | Unconfirmed — check official site |
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| Location | San Jose, California, In-person at 3800 Blackford Avenue in San Jose; live remote option may accept students elsewhere subject to time-zone and parts-shipping feasibility | Boston, Boston University campus, Massachusetts | Unconfirmed — check official site |
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| Selection and application | 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: Admissions interview, including parent or guardian participation for the designated portion | Selection: About 80 high-school students are selected through demonstrated mathematical thinking in the problem set, academic context, recommendation, transcript, and short answers. PROMYS does not publish the current applicant count or acceptance rate. Application materials: One recommendation | Selection: Stanford describes CSI as highly competitive and says it receives more qualified applicants than it can accept, but it does not publish current application totals, cohort capacities by track, acceptance rate, waitlist size, or scoring cutoffs. Application materials: Previously published 2026 route: Application essays and interest/fit responses; Previously published 2026 route: One recommendation from a recent STEM teacher, submitted through the recommender form within the extra seven-day window |
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| Official sources | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20 | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20Source 6 · checked 2026-08-20 | Source 1 · checked 2026-10-09Source 2 · checked 2026-10-09Source 3 · checked 2026-10-09Source 4 · checked 2026-10-09Source 5 · checked 2026-08-20Source 6 · checked 2026-08-20 |
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