| Dec 2021 | Manifold Markets founded | Founding | Founded by Austin Chen, Stephen Grugett, and James Grugett. | manifund.org (opens in new tab) |
| 2022 | Receives $500K from FTX Future Fund for charity prediction markets | Funding | — | |
| 2022 | Scott Alexander approaches team about ACX Grants via impact certificates | Milestone | — | |
| 2022 | Manifund incorporated as separate 501(c)(3) | Milestone | — | |
| 2022 | Rachel Weinberg joins; builds manifund.org in two weeks | Milestone | — | |
| 2023 | $2.06M distributed ($2.012M grants + $45K impact certificates) | Milestone | — | |
| 2023 | Manifund launches with ~12 regrantors ($50K-400K budgets each) | Launch | — | |
| May 2023 | Anonymous donor "D" provides $1.5M for regranting program | Funding | — | |
| Sep 2023 | First Manifest conference (250 attendees, Berkeley) | Milestone | — | |
| 2024 | ACX Grants 2024 includes impact market for 50+ proposals | Milestone | — | |
| Jan 2024 | Impact certificate experiments conclude with mixed results | Milestone | — | |
| Jun 2024 | Manifest 2024 (600 attendees) | Milestone | — | |
| 2025 | $2.25M raised for 10 regrantors | Funding | — | |
| Jan 2025 | ACX Grants 2025 funds 42 of 654 applications | Milestone | — | |