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tilo-14
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update cost
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Lines changed: 114 additions & 115 deletions

‎faq.mdx‎

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@@ -13,6 +13,11 @@ import {
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splCreateAtaCode,
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lightCreateAtaCode,
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} from "/snippets/code-samples/code-compare-snippets.jsx";
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import RentSponsorshipCost from "/snippets/cost-tables/rent-sponsorship-cost.mdx";
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import TokenCreationCost from "/snippets/cost-tables/token-creation-cost.mdx";
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import CuPerformance from "/snippets/cost-tables/cu-performance.mdx";
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import LightPdaCost from "/snippets/cost-tables/light-pda-cost.mdx";
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import CompressedPdaCost from "/snippets/cost-tables/compressed-pda-cost.mdx";
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## Rent Sponsorship
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@@ -21,11 +26,7 @@ import {
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Rent sponsorship is a built-in feature of the Light SDK’s that sponsors rent-exemption for all account types to reduce creation cost: mints, token accounts, and PDAs.
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This is dealt with under the hood in a way that doesn’t disrupt the UX of what your users are used to with SPL-token.
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| Account Creation Cost | Light | Standard Solana |
25-
| :----------------------- | :------------------- | :---------------------- |
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| **Mint account** | **~0.00001 SOL** | ~0.0015 SOL |
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| **Associated token account** | **~0.00001 SOL** | ~0.0029 SOL |
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| **PDA (100-byte)** | **~0.0000115 SOL** | ~0.0016 SOL |
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<RentSponsorshipCost />
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<RentSponsorshipExplained />
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@@ -59,18 +60,11 @@ Light token is a high-performance token standard that is functionally equivalent
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**Creation Cost**
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| | Light-Token | SPL-Token |
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| :---------------- | ---------------: | ----------: |
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| **Mint Account** | **0.00001 SOL** | 0.0015 SOL |
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| **Token Account** | **0.00001 SOL** | 0.0029 SOL |
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<TokenCreationCost />
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**CU Performance**
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| | Light-Token | SPL-Token |
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| :----------------------- | ----------: | --------: |
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| **ATA Creation** | **4,348** | 14,194 |
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| **Transfer** | **312** | 4,645 |
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| **Transfer** (rent-free) | **1,885** | 4,645 |
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<CuPerformance />
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</Accordion>
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@@ -217,19 +211,15 @@ Additional extensions can be requested.
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A standard Solana PDA with sponsored rent-exemption. Seeds, bump derivation, and `invoke_signed` work the same way. Your instruction handlers for reads, updates, and closes don't change.
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| | Regular PDA | Light-PDA |
221-
| :----------------- | ------------: | ------------: |
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| **100-byte account** | ~0.0016 SOL | ~0.0000115 SOL |
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<LightPdaCost />
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</Accordion>
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<Accordion title="What is a compressed PDA?">
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A compressed account with a derived address. Programs invoke the Light System program instead of the System program to create and update compressed accounts. Compressed PDAs are always compressed and require a validity proof for every read and write.
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| | Regular PDA | Compressed PDA |
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| :----------------- | ------------: | -------------: |
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| **100-byte account** | ~0.0016 SOL | ~0.000015 SOL |
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<CompressedPdaCost />
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</Accordion>
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‎home.mdx‎

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@@ -9,6 +9,8 @@ import { Footer } from "/snippets/jsx/footer.jsx";
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import { HeroCubeGrid } from "/snippets/jsx/hero-cube-grid.jsx";
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import { LiquidGlassPill } from "/snippets/jsx/liquid-glass-pill.jsx";
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import { PartnerLogos } from "/snippets/jsx/partner-logos.jsx";
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import TokenCreationCost from "/snippets/cost-tables/token-creation-cost.mdx";
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import PdaCostCombined from "/snippets/cost-tables/pda-cost-combined.mdx";
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{/* Hero with animation - styles in style.css (no flash) */}
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@@ -30,10 +32,7 @@ stablecoin payments, our APIs help you scale.
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## Token APIs
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| Creation Cost | Light Token Program | SPL / Token 2022 |
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|:--------|:------|:---------------|
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| Mint Account | 0.00001 SOL | 0.0015 SOL |
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| Token Account | 0.00001 SOL | 0.0029 SOL |
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<TokenCreationCost />
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<Card
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title="Light Token Program"
@@ -79,9 +78,7 @@ stablecoin payments, our APIs help you scale.
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## PDA Accounts
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| Creation Cost | Light / Compressed | Solana default |
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|:--------|:------|:---------------|
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| 100-byte PDA | ~0.000015 SOL | 0.0016 SOL |
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<PdaCostCombined />
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<CardGroup cols={2}>
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<Card title="Light PDA (New)" icon="expand" href="/pda/light-pda/overview">

‎learn/light-token-standard.mdx‎

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@@ -6,6 +6,9 @@ keywords: ["light token standard on solana", "token 2022 on solana", "token exte
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---
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import CompressibleVsSolanaRent from "/snippets/compressible-vs-solana-rent.mdx";
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import MintAccountCost from "/snippets/cost-tables/mint-account-cost.mdx";
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import TokenAccountCost from "/snippets/cost-tables/token-account-cost.mdx";
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import CuPerformance from "/snippets/cost-tables/cu-performance.mdx";
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import { CompressibleRentCalculator } from "/snippets/jsx/compressible-rent-calculator.jsx";
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import { RentLifecycleVisualizer } from "/snippets/jsx/rent-lifecycle-visualizer.jsx";
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import CompressibleRentExplained from "/snippets/compressible-rent-explained.mdx";
@@ -61,9 +64,7 @@ Light-mints **uniquely represent a token on Solana and store its global metadata
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1. Tokens created from light-mints are light-tokens.
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2. Token metadata (name, symbol, URI) is stored as an extension in the struct.
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| | Light-Token | SPL-Token |
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| :--------------- | --------------: | ---------: |
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| **Mint Account** | **0.00001 SOL** | 0.0015 SOL |
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<MintAccountCost />
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<Tabs>
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<Tab title="Diagram">
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</Tab>
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<Tab title="Source Code">
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```rust
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pub struct CompressedMint {
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pub struct Mint {
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pub base: BaseMint,
81-
pub metadata: CompressedMintMetadata,
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/// Reserved bytes for Token 2022 layout compatibility (padding to reach byte 165)
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pub reserved: [u8; 49],
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pub metadata: MintMetadata,
83+
/// Reserved bytes (16 bytes) for T22 layout compatibility.
84+
/// Positions account_type at offset 165: 82 (BaseMint) + 67 (metadata) + 16 (reserved) = 165.
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pub reserved: [u8; 16],
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/// Account type discriminator at byte 165 (1 = Mint, 2 = Account)
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pub account_type: u8,
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/// Compression info embedded directly in the mint
@@ -93,7 +95,7 @@ Light-mints **uniquely represent a token on Solana and store its global metadata
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<Info>
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Find the [source code of light-mints
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here](https://github.com/Lightprotocol/light-protocol/blob/bda52c305fad28b1b72093911f878d37fb190656/program-libs/token-interface/src/state/mint/compressed_mint.rs#L19).
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here](https://github.com/Lightprotocol/light-protocol/blob/main/program-libs/token-interface/src/state/mint/compressed_mint.rs#L20).
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</Info>
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The `metadata` field is used by the Light Token Program to store the internal state of a light-mint.
@@ -185,17 +187,11 @@ A light-token account holds token balances like SPL Token accounts:
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- Each wallet can own multiple light-token accounts for the same light-mint.
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- A light-token account can only have one owner and hold units of one light-mint.
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| | Light-Token | SPL-Token |
189-
| :---------------- | ---------------: | ---------: |
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| **Token Account** | **~0.00001 SOL** | ~0.0029 SOL |
190+
<TokenAccountCost />
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Additionally Light Token is more compute-efficient than SPL on hot paths:
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194-
| | Light-Token | SPL-Token |
195-
| :----------------------- | ----------: | --------: |
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| **ATA Creation** | **4,348** | 14,194 |
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| **Transfer** | **312** | 4,645 |
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| **Transfer** (rent-free) | **1,885** | 4,645 |
194+
<CuPerformance />
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<Tabs>
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<Tab title="Diagram">
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</Tab>
209205
<Tab title="Source Code">
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```rust
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/// Token account structure (with extensions).
207+
/// Ctoken account structure (same as SPL Token Account but with extensions).
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pub struct Token {
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pub mint: Pubkey,
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pub owner: Pubkey,
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pub amount: u64,
216-
pub delegate: Option<Pubkey>, // instruction not implemented yet
217-
pub state: u8,
212+
pub delegate: Option<Pubkey>,
213+
pub state: AccountState,
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pub is_native: Option<u64>,
219-
pub delegated_amount: u64, // instruction not implemented yet
215+
pub delegated_amount: u64,
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pub close_authority: Option<Pubkey>,
221-
pub extensions: Option<Vec<ExtensionStruct>>, // Optional extensions e.g. compressible
217+
pub account_type: u8,
218+
pub extensions: Option<Vec<ExtensionStruct>>,
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}
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```
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</Tab>
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</Tabs>
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<Info>
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Find the [source code of light-tokens
229-
here](https://github.com/Lightprotocol/light-protocol/blob/bda52c305fad28b1b72093911f878d37fb190656/program-libs/token-interface/src/state/token/token_struct.rs#L34).
226+
here](https://github.com/Lightprotocol/light-protocol/blob/main/program-libs/token-interface/src/state/token/token_struct.rs#L34).
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</Info>
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Light token accounts replicate the field layout and serialization format of [SPL Token accounts](https://solana.com/docs/tokens#token-account). The struct is serialized with Borsh to match the on-chain format of SPL tokens.
@@ -259,7 +256,7 @@ Here is how light-tokens and SPL tokens compare:
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</tr>
260257
<tr>
261258
<td>delegate</td>
262-
<td style={{ textAlign: "center" }}>unimplemented</td>
259+
<td style={{ textAlign: "center" }}>✓</td>
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<td style={{ textAlign: "center" }}>✓</td>
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</tr>
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<tr>
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</tr>
275272
<tr>
276273
<td>delegated_amount</td>
277-
<td style={{ textAlign: "center" }}>unimplemented</td>
274+
<td style={{ textAlign: "center" }}>✓</td>
278275
<td style={{ textAlign: "center" }}>✓</td>
279276
</tr>
280277
<tr>
@@ -309,7 +306,7 @@ let seeds = [
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310307
<Info>
311308
Find the [source code to associated light-token accounts
312-
here](https://github.com/Lightprotocol/light-protocol/blob/main/programs/compressed-token/program/src/create_associated_token_account.rs).
309+
here](https://github.com/Lightprotocol/light-protocol/blob/main/programs/compressed-token/program/src/ctoken/create_ata.rs).
313310
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315312
# Compressed Token Account
@@ -326,7 +323,7 @@ Under the hood, compressed token accounts store token balance, owner, and other
326323
<Frame>
327324
<img
328325
src="/images/compressed-token-explainer.png"
329-
alt="Diagram showing compressed token account structure with three components: Hash (identifier for compressed token account in purple box), Account (struct containing Data bytes, Executable flag, Lamports balance, and Address set to None), and AccountData (containing Mint, Owner, Amount, and Extensions fields marked as unimplemented)"
326+
alt="Diagram showing compressed token account structure with three components: Hash (identifier for compressed token account in purple box), Account (struct containing Data bytes, Executable flag, Lamports balance, and Address set to None), and AccountData (containing Mint, Owner, Amount, and Extensions fields)"
330327
/>
331328
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332329
</Tab>
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338335
pub amount: u64,
339336
pub delegate: Option<Pubkey>,
340337
pub state: u8,
341-
/// Placeholder for TokenExtension tlv data (unimplemented)
342-
pub tlv: Option<Vec<u8>>,
338+
/// Extensions for the compressed token account
339+
pub tlv: Option<Vec<ExtensionStruct>>,
343340
}
344341
```
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</Tab>

‎light-token/payments/overview.mdx‎

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@@ -21,6 +21,7 @@ import {
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import SupportFooter from "/snippets/support-footer.mdx";
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import RentSponsorship from "/snippets/rent-sponsorship-explained.mdx";
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import AgentSkillPayments from "/snippets/setup/agent-skill-payments.mdx";
24+
import PaymentCostUsd from "/snippets/cost-tables/payment-cost-usd.mdx";
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Payment flows on Solana include five core concepts:
@@ -32,14 +33,10 @@ Payment flows on Solana include five core concepts:
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3334
Our token API's optimize the account creation cost component. You typically create an account (1) when onboarding a new user, and (2) when the recipient does not hold the transferred token yet.
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| | Light | SPL / Token 2022 |
36-
| :--- | :--- | :--- |
37-
| **Transfer** | *~\$0.001* | *~\$0.001* |
38-
| **Create Token Account** | **~\$0.001** (0.00001 SOL) | **~\$0.30** (0.0029 SOL) |
39-
| **Transfer + Create Token Account** | **~\$0.001** (0.00001 SOL) | **~\$0.30** (0.0029 SOL) |
36+
<PaymentCostUsd />
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41-
While transfer cost is identical, you can expect ~\$0.30 total when creating a new token account using SPL/Token 2022.
42-
With Light Token, the total cost will be around \$0.001, regardless of whether a new account is created. Your users use the same stablecoins, just stored more efficiently.
38+
While transfer cost is identical, you can expect ~\$0.29 total when creating a new token account using SPL/Token 2022.
39+
With Light Token, the total cost will be around \$0.002, regardless of whether a new account is created. Your users use the same stablecoins, just stored more efficiently.
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4441
<Accordion title="How the cost reduction works">
4542
The token standard pays rent-exemption cost for you. To prevent griefing, “rent” is paid over time to keep an account in memory. This is dealt with under the hood in a way that doesn’t disrupt the UX of what your users are used to with SPL-token.

‎light-token/wallets/gasless-transactions.mdx‎

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@@ -10,6 +10,7 @@ import RustInstructionCode from "/snippets/code-snippets/light-token/gasless-tra
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import RentSponsorshipExplained from "/snippets/rent-sponsorship-explained.mdx";
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import GaslessTransactionsAiPrompt from "/snippets/ai-prompts/wallets/gasless-transactions.mdx";
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import SupportFooter from "/snippets/support-footer.mdx";
13+
import PaymentCostUsd from "/snippets/cost-tables/payment-cost-usd.mdx";
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---
1516

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3334
In total, your sponsor covers three costs:
3435

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| | Light | SPL / Token 2022 |
36-
| :--- | :--- | :--- |
37-
| **Transfer** | *~\$0.001* | *~\$0.001* |
38-
| **Create Token Account** | **~\$0.001** (0.00001 SOL) | **~\$0.30** (0.0029 SOL) |
39-
| **Transfer + Create Token Account** | **~\$0.001** (0.00001 SOL) | **~\$0.30** (0.0029 SOL) |
36+
<PaymentCostUsd />
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4138
<Accordion title="Technical Cost Breakdown">
4239
| | | |
4340
|:-----|:-------|:----|
44-
| **Account creation** | 11,000 lamports | Initial bump on virtual rent balance. Rent-exemption is sponsored. |
41+
| **Account creation** | 17,400 lamports | Initial bump on virtual rent balance. Rent-exemption is sponsored. |
4542
| **Rent top-ups** | ~766 lamports per write | Fee payer bumps the virtual rent balance on each write to keep accounts active. Set `payer` parameter on any Light Token instruction. |
4643
| **Transaction fees**<br/>+ Priority Fee | 5,000 lamports<br/>+ Priority Fee per tx | Standard Solana fee payer. Set `feePayer` on the transaction. |
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‎light-token/wallets/overview.mdx‎

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@@ -10,13 +10,12 @@ import ToolkitsSetup from "/snippets/setup/toolkits-setup.mdx";
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import AgentSkillPayments from "/snippets/setup/agent-skill-payments.mdx";
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import WalletsAiPrompt from "/snippets/ai-prompts/toolkits/wallets.mdx";
1212
import SupportFooter from "/snippets/support-footer.mdx";
13+
import TokenAccountCost from "/snippets/cost-tables/token-account-cost.mdx";
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1. The Light-token API matches the SPL-token API almost entirely, and extends their functionality to include the light token program in addition to the SPL-token and Token-2022 programs.
1516
2. Your users hold and receive tokens of the same mints, just stored more efficiently.
1617

17-
| Creation Cost | SPL | Light-token |
18-
| :---------------- | :------------------ | :------------------- |
19-
| **Token Account** | ~2,000,000 lamports | ~**11,000** lamports |
18+
<TokenAccountCost />
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2120
### What you will implement
2221

‎light-token/wallets/privy.mdx‎

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@@ -22,10 +22,9 @@ import BalancesReact from "/snippets/code-snippets/privy/balances/react.mdx";
2222
import TransactionHistoryNodejs from "/snippets/code-snippets/privy/transaction-history/nodejs.mdx";
2323
import TransactionHistoryReact from "/snippets/code-snippets/privy/transaction-history/react.mdx";
2424
import PrivyAiPrompt from "/snippets/ai-prompts/wallets/privy.mdx";
25+
import TokenAccountCost from "/snippets/cost-tables/token-account-cost.mdx";
2526

26-
| Creation Cost | SPL | light-token |
27-
| :---------------- | :------------------ | :------------------- |
28-
| **Token Account** | ~2,000,000 lamports | ~**11,000** lamports |
27+
<TokenAccountCost />
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Privy handles user authentication and wallet management. You build transactions with light-token and Privy signs them:
3130

‎light-token/wallets/wallet-adapter.mdx‎

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@@ -16,10 +16,9 @@ import BalancesReact from "/snippets/code-snippets/wallet-adapter/balances/react
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import TransactionHistoryReact from "/snippets/code-snippets/wallet-adapter/transaction-history/react.mdx";
1717
import WalletAdapterAiPrompt from "/snippets/ai-prompts/wallets/wallet-adapter.mdx";
1818
import SupportFooter from "/snippets/support-footer.mdx";
19+
import TokenAccountCost from "/snippets/cost-tables/token-account-cost.mdx";
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| Creation Cost | SPL | light-token |
21-
| :---------------- | :------------------ | :------------------- |
22-
| **Token Account** | ~2,000,000 lamports | ~**11,000** lamports |
21+
<TokenAccountCost />
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Solana Wallet Adapter handles wallet connection and transaction signing. You build transactions with light-token and the wallet signs them:
2524

‎light-token/welcome.mdx‎

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@@ -14,6 +14,9 @@ import CookbookGuidesTable from "/snippets/overview-tables/cookbook-guides-table
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import WelcomePageInstall from "/snippets/setup/welcome-page-install.mdx";
1515
import SdkReference from "/snippets/overview-tables/sdk-reference.mdx";
1616
import { CodeCompare } from "/snippets/jsx/code-compare.jsx";
17+
import MintAccountCost from "/snippets/cost-tables/mint-account-cost.mdx";
18+
import TokenAccountCost from "/snippets/cost-tables/token-account-cost.mdx";
19+
import CuPerformance from "/snippets/cost-tables/cu-performance.mdx";
1720
import {
1821
splCreateMintCode,
1922
lightCreateMintCode,
@@ -39,9 +42,7 @@ import {
3942
Light-mint accounts represent a unique mint and optionally can store token-metadata.
4043
Functionally equivalent to SPL mints.
4144

42-
| Creation Cost | Light-Token | SPL-Token |
43-
| :---------------- | --------------: | ---------: |
44-
| **Mint Account** | **0.00001 SOL** | 0.0015 SOL |
45+
<MintAccountCost />
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4647
<Accordion title="Compare to SPL">
4748
<Tabs>
@@ -88,9 +89,7 @@ View the [guide](/light-token/cookbook/create-mint) to create Light Token mints,
8889
Light-token accounts can hold balances from any light, SPL, or Token-2022 mint, without the need
8990
to pay rent-exemption.
9091

91-
| Creation Cost | Light-Token | SPL-Token |
92-
| :---------------- | --------------: | ---------: |
93-
| **Token Account** | **0.00001 SOL** | 0.0029 SOL |
92+
<TokenAccountCost />
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9594
<Accordion title="Compare to SPL">
9695
<Tabs>
@@ -133,11 +132,7 @@ to pay rent-exemption.
133132
View the [guide](/light-token/cookbook/create-ata) to create associated token accounts.
134133
</Accordion>
135134

136-
| CU Performance | Light-Token | SPL-Token |
137-
| :----------------------- | ----------: | --------: |
138-
| **ATA Creation** | **4,348** | 14,194 |
139-
| **Transfer** | **312** | 4,645 |
140-
| **Transfer** (rent-free) | **1,885** | 4,645 |
135+
<CuPerformance />
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<Card
143138
title="Learn how the Light Token Program works"

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