What is the real per-recipient economic value?

USD 5,000,000 maximum. Award minimum: 5000. Dilution/equity: none.

Which jurisdictions and applicants are eligible?

Projects capable of substantially improving humanity's long-run trajectory; priority areas include AI existential risk, novel pathogens, decision-maker reasoning and crucial considerations, while out-of-scope projects were still welcome.

Large expected effect on humanity's long-run future; Strong case for marginal value at multiple funding levels; Work in existential-risk or high-leverage decision areas

What burden or follow-on should I expect?

Award-specific; public site emphasizes allocation and applicant experience but does not publish a universal reporting schedule. No recurring cycle or automatic follow-on published.

Lightspeed Grants

USD 5,000,000 maximum; see notes for structure · Lightcone Infrastructure (primary funder for its round was Jaan Tallinn)

A fast, low-friction grants program run by Lightcone Infrastructure that funds projects improving humanity's long-term future (AI existential risk, biosecurity, improving decision-making). Uses an S-Process-style evaluation and welcomes grant requests of any size, with an optional expedited 'venture grants' track. Current status: closed; The checked site describes the 2023 round and does not publish a current application window. Award economics: USD 5,000,000 maximum; dilution/equity: none.

Tier 2 · ranked #42AI-safetyexistential-riskfast-grantsbiosecurity

Apply Official site Open in the live directory

Key facts

Funder	Lightcone Infrastructure (primary funder for its round was Jaan Tallinn)
Amount	USD 5,000,000 maximum; see notes for structure
Decision time	Evaluators estimate value at different funding levels; funders inspect reasoning and allocations are optimized before funders can adjust or withdraw.
Eligibility	Projects capable of substantially improving humanity's long-run trajectory; priority areas include AI existential risk, novel pathogens, decision-maker reasoning and crucial considerations, while out-of-scope projects were still welcome.
Restrictions	Award-specific; public site emphasizes allocation and applicant experience but does not publish a universal reporting schedule. Dilution/equity: none.
Status	closed

Always confirm on the official page before applying — dates and terms change.

Application process

Submit project and funding-level request during an open round
Independent evaluators score value at multiple funding levels
Funders review evaluator reasoning
Allocation mechanism proposes a funding distribution
Funders adjust commitments before final grants

Background

Lightcone Infrastructure (primary funder for its round was Jaan Tallinn) operates Lightspeed Grants. The official-source pass separates the currently actionable opportunity from historical cohorts and separates per-recipient value from headline program envelopes. Lightcone Infrastructure says it has experience with Survival and Flourishing Fund and Long-Term Future Fund grantmaking.

How the application really works

Submit project and funding-level request during an open round → Independent evaluators score value at multiple funding levels → Funders review evaluator reasoning → Allocation mechanism proposes a funding distribution → Funders adjust commitments before final grants

Tips

Demonstrate: Large expected effect on humanity's long-run future
Demonstrate: Strong case for marginal value at multiple funding levels
Demonstrate: Work in existential-risk or high-leverage decision areas

Watch out for

Current status is closed; do not use an archived form.
Dilution/equity treatment: none.
Award-specific; public site emphasizes allocation and applicant experience but does not publish a universal reporting schedule.

Track record

Lightcone Infrastructure says it has experience with Survival and Flourishing Fund and Long-Term Future Fund grantmaking.

No award/application count on the current official page.

Frequently asked questions

Is this opportunity actionable now?: closed. The checked site describes the 2023 round and does not publish a current application window.
What is the real per-recipient economic value?: USD 5,000,000 maximum. Award minimum: 5000. Dilution/equity: none.
Which jurisdictions and applicants are eligible?: Projects capable of substantially improving humanity's long-run trajectory; priority areas include AI existential risk, novel pathogens, decision-maker reasoning and crucial considerations, while out-of-scope projects were still welcome.
How does selection work?: Submit project and funding-level request during an open round; Independent evaluators score value at multiple funding levels; Funders review evaluator reasoning; Allocation mechanism proposes a funding distribution; Funders adjust commitments before final grants. Evaluators estimate value at different funding levels; funders inspect reasoning and allocations are optimized before funders can adjust or withdraw.
What appears to win?: Large expected effect on humanity's long-run future; Strong case for marginal value at multiple funding levels; Work in existential-risk or high-leverage decision areas
What burden or follow-on should I expect?: Award-specific; public site emphasizes allocation and applicant experience but does not publish a universal reporting schedule. No recurring cycle or automatic follow-on published.

Sources

lightspeedgrants.org — Official priorities, process, funder and contact (checked 2026-08-10)