Litecoin

ltc

Rank #27•Infrastructure, Smart Contract Platform, Layer 1 (L1)

CoinYQ Dossier

Litecoin made upgrades part of a public coordination history

A scheduled 2011 launch, SegWit and MWEB tell the same story: code can define a choice, but miners and validating users still decide whether it becomes Litecoin.

A scheduled launch replaced a founder sale

Charlie Lee announced Litecoin on 9 October 2011 with source and binaries available before mining. A poll selected 03:00 GMT on 13 October for launch. The disclosed 150 LTC covered the genesis block and first two blocks; there was no large founder or investor reserve.

That sequence matters more than the label “fair launch.” Anyone could inspect the rules and prepare, but early participants still had practical advantages in attention and hardware. LTC entered circulation through proof-of-work rewards rather than a sale contract or issuer redemption promise.

Bitcoin’s code became a separate chain with faster blocks

Litecoin inherited the code design, not Bitcoin’s transaction history or existing balances. Litecoin directly forked Bitcoin’s source code and kept its UTXO ledger and scheduled subsidy pattern, while changing the work function to Scrypt and targeting 2.5-minute blocks. Halvings at heights 840,000, 1,680,000 and 2,520,000 cut the reward from 50 to 25, 12.5 and the current 6.25 LTC, keeping issuance on a path toward 84 million.

Scrypt initially widened the hardware path beyond Bitcoin's SHA-256 miners, but it never guaranteed permanent ASIC resistance. Today miners order transactions and earn subsidy plus fees; full nodes independently reject blocks that violate the rules they run.

SegWit became a coordination rehearsal

In 2017 Charlie Lee and mining operators negotiated an activation agreement. SegWit then activated at height 1,201,536 in May, before Bitcoin's activation. It separated witness data and enabled newer transaction constructions without assigning Charlie Lee a protocol switch.

The episode showed Litecoin's real control boundary. Developers supplied code and miners signaled readiness, but upgraded validating nodes enforced the new rules. A release, foundation statement or founder preference could coordinate adoption, not compel every participant.

MWEB added an optional second transaction domain

LIP-0002 proposed extension blocks so LTC could peg into a parallel rule set and later peg back out. After 75% miner signaling, MWEB activated at height 2,257,920 in May 2022. It did not issue an MWEB token or replace the canonical chain.

Inside MWEB, confidential transactions hide amounts and private addresses improve balance confidentiality. The choice is optional, peg boundaries still exist, and the Foundation itself describes improved confidentiality rather than total anonymity. Wallet and exchange support determines whether a user can enter that path.

The coin, the software and the Foundation remain separate

LTC gives its key holder the ability to spend outputs accepted by the network. It does not convey shares in the Litecoin Foundation, revenue, a reserve redemption claim or formal voting power over Core changes.

Litecoin Core maintainers review and publish software; the Foundation funds, explains and advocates development. Miners build blocks, while node operators, wallets, exchanges and users decide what software and asset rules they accept. Current releases still harden MWEB validation, so privacy code and consensus remain active maintenance obligations.

How the project changed

2011-10-09
Litecoin is announced
Charlie Lee publishes rules, source and binaries before mining.
2011-10-13 03:00 GMT
Public mining begins
The poll-selected launch starts with the disclosed 150-LTC initial sequence.
2015-08-25
First subsidy halving
Height 840,000 cuts the block subsidy from 50 to 25 LTC.
2017-05
SegWit activates
Height 1,201,536 begins witness-rule enforcement on Litecoin.
2019-08-05
Second subsidy halving
Height 1,680,000 reduces the subsidy from 25 to 12.5 LTC.
2019-10-20
Extension blocks are proposed
LIP-0002 describes an opt-in Mimblewimble path alongside the canonical chain.
2022-05
MWEB activates
After 75% signaling, height 2,257,920 starts MWEB consensus.
2023-08-02
Third subsidy halving
Height 2,520,000 reduces the subsidy from 12.5 to the current 6.25 LTC.
2026
MWEB receives further hardening
Current Core release notes add validation limits and a height-bound soft-fork rule.

What to verify before relying on the token story

Proof-of-work security depends on Scrypt hash power and miners' economic incentives.
A 2.5-minute target reduces waiting time but does not make confirmations final; reorganizations remain possible.
The subsidy keeps halving, increasing the long-run importance of transaction fees to miner revenue.
MWEB improves confidentiality only for supported opt-in flows and does not guarantee anonymity.
Peg-in and peg-out use, wallet support and exchange policy can reveal or restrict the MWEB path.
Maintainers and the Foundation can influence releases and coordination even though they cannot force node adoption.
A consensus upgrade can split users if miners, services and validating nodes adopt incompatible rules.
Custodial LTC balances create claims against an intermediary rather than direct control of native outputs.

Evidence and primary sources

Last evidence review: 2026-09-05

What is Litecoin?

Litecoin is a proof-of-work payment network and LTC is its native bearer asset. Valid keys authorize spends, miners assemble Scrypt blocks, and full nodes enforce the rules they run. LTC is not a share in the Litecoin Foundation, a reserve-backed redemption claim or a governance token.

What problem does Litecoin solve?

Charlie Lee wanted a Bitcoin-compatible currency that could launch transparently, confirm more frequently and use a different mining function. The later problem was how to add capacity and confidentiality without replacing the base ledger or giving one organization a unilateral upgrade key.

How does Litecoin work?

Scrypt miners compete for a roughly 2.5-minute block, receiving fees and a subsidy that began at 50 LTC and halves every 840,000 blocks. Halvings at heights 840,000, 1,680,000 and 2,520,000 reduced that subsidy to 25, 12.5 and the current 6.25 LTC. This schedule approaches 84 million LTC.

SegWit rules are buried at height 1,201,536. MWEB is an optional extension block activated at height 2,257,920: users peg LTC into a parallel transaction domain with confidential amounts and can peg it back to the canonical chain. MWEB creates no separate token and does not make ordinary Litecoin transfers private.

Core maintainers publish code and the Litecoin Foundation funds and advocates development. Miners signal and produce blocks, while validating nodes and economic users decide which rules to accept. There is no on-chain LTC vote or administrator who can rewrite balances.

Key facts

Charlie Lee announced Litecoin on 9 October 2011 and mining began at 03:00 GMT on 13 October after source and binaries were released.
The launch disclosed 150 LTC covering the genesis block and first two blocks; it did not reserve a large founder allocation.
Litecoin uses Scrypt proof of work and targets one block every 2.5 minutes.
The subsidy began at 50 LTC and halves every 840,000 blocks, yielding issuance that approaches 84 million LTC.
SegWit activated at height 1,201,536 in May 2017.
MWEB activated at height 2,257,920 in May 2022 after a 75% signaling threshold.
MWEB is an optional extension block: LTC pegs in and out without creating a separate coin.
MWEB conceals amounts and improves address-balance confidentiality inside the extension block, but does not hide all Litecoin activity.
LTC ownership is control by valid keys; it is not equity, a reserve claim or an on-chain governance vote.
Core maintainers propose software, miners produce blocks, and validating users choose which consensus rules to enforce.
Lee directly forked Bitcoin’s source code and changed the mining function and block interval to create Litecoin as a separate chain; it did not inherit Bitcoin’s transaction history or balances.
The first three halvings occurred on 2015-08-25 at height 840,000, 2019-08-05 at 1,680,000 and 2023-08-02 at 2,520,000; the current block subsidy is 6.25 LTC.

Official links

Official website Block explorer X / Twitter Reddit GitHub

Related coins

Frequently asked questions

Was Litecoin premined?

The launch disclosed 150 LTC for the genesis block and first two blocks. Source and binaries were available before public mining began, so this was not a hidden founder treasury or later investor allocation.

Why did Litecoin use Scrypt?

Lee chose Scrypt to differentiate mining from Bitcoin's SHA-256 network while keeping proof of work and the UTXO ledger. Specialized Scrypt hardware later emerged, so the algorithm does not imply permanent consumer-hardware mining.

How many LTC can exist?

The subsidy fell from 50 to 25 LTC in 2015, to 12.5 in 2019 and to the current 6.25 in 2023. Core halves it every 840,000 blocks, so issuance approaches 84 million LTC; fees are separate.

Did Litecoin activate SegWit before Bitcoin?

Yes. Litecoin activated SegWit at height 1,201,536 in May 2017. That demonstrated the code on a live network, but Litecoin miners and nodes made their own activation decision.

Does MWEB make every LTC payment private?

No. Users opt into an extension block. MWEB conceals amounts and improves address-balance confidentiality there, while ordinary-chain activity and peg movements retain visible boundaries.

Who controls Litecoin?

No token vote or company administrator changes consensus alone. Maintainers publish Core releases, the Foundation funds and advocates work, miners select transactions and users or services decide which validating software to run.

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