flap.sh spec sheet
A multi-chain bonding-curve launchpad. On BNB Chain it graduates to a Uniswap v3 fork; on Robinhood Chain to Uniswap v2 at about 5 ETH.
Spec sheet
| Field | Value | Source | Checked |
|---|---|---|---|
| Chain | BNB Chain and Robinhood Chain (also X Layer, Monad, Morph) | Flap docs, protocol economics | 12 Nov 2026 |
| Block time | BNB Chain 0.45 s. Robinhood Chain about 100 ms (Unison’s measurement) | BNB Chain blog (7 Jan 2026) | 12 Nov 2026 |
| Curve | Constant product with virtual reserves | Flap docs, bonding curve | 12 Nov 2026 |
| Total supply | 1,000,000,000 (18 decimals) | Flap docs, bonding curve | 12 Nov 2026 |
| Creation cost | Unverified | None found | 12 Nov 2026 |
| Graduation | BNB Chain: 800M sold, or a 16 ETH / 10,000 USD1 reserve. Robinhood Chain: 80% sold, about 5 ETH | Flap docs, list on DEX | 12 Nov 2026 |
| Migrates to | BNB Chain: a Uniswap v3 fork, falling back to v2 (tax tokens v2 only). Robinhood Chain: Uniswap v2 only | Flap docs, Robinhood Chain guide | 12 Nov 2026 |
| Trading fee on the curve | 1% on BNB Chain and Robinhood Chain. Tax tokens add up to 0.3% | Flap docs, protocol economics | 12 Nov 2026 |
| Creator share | Tax tokens: a creator-set tax of 1, 3, 5 or 10% | Flap docs, protocol economics | 12 Nov 2026 |
| Snipe protection | Robinhood Chain: transfers to and from pools are blocked before graduation | Flap docs, Robinhood Chain guide | 12 Nov 2026 |
| Fee after graduation | The 1% curve fee stops at graduation. The DEX fee and any token tax apply after | Flap docs, protocol economics | 12 Nov 2026 |
| Buys that land with the coin | Unverified | None found | 12 Nov 2026 |
10 of 12 fields verified. Unverified means no source could be read; it is never filled with a guess.
Notes
- Robinhood Chain launches are quoted in ETH only.
Also written
flap.sh, Flap, flap sh. Official site: flap.sh.
Use this data
Every sheet is in atlas.json under CC BY 4.0. Credit “Unison (unisongo.com)”. See all launchpads.
Updated 12 Nov 2026. Source: Unison (unisongo.com). Launching a coin can lose money.