Reference data · sourced and dated

Decibel: fees, costs and prerequisites

On-chain perpetual and spot order book on Aptos: base fees, funding routes, and API and delegation prerequisites.

Checked 2026-11-11 (JST) · Updated 2026-11-11 · Record decibel

Reviewed snapshot — next review due 2026-12-10.

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Key facts

ItemValueBasisChecked
Trading fee0.045 percent of notional per fillOfficial2026-11-11
SpreadNot established percent of notional; quote dependentUnknown2026-11-11
Withdrawal0 USD per withdrawalOfficial2026-11-11
Minimum capitalNot established USD collateral; market dependentUnknown2026-11-11
APIREST and websocket APIs are read-only and need a Client API key; orders are sent as on-chain transactions through the TypeScript SDK or raw Aptos transactions.Official2026-11-11
Agent walletA dedicated API Wallet keypair signs programmatic trades, and trading permissions can be delegated to another account; delegation does not remove human decision authority.Official2026-11-11

Each row repeats a Fact listed in full below, with its sources.

Start options

No active Crypter referral link is published for this record.

These links open the venue’s own site. Crypter does not connect wallets, request signatures or place trades.

Venue actions below describe prerequisites, not reward qualification. Costs do not include every route, funding payment or market-specific adjustment.

Eligibility

  1. Item 1

    Kind

    region

    Description

    Venue terms and local law must be assessed for the individual account.

    Fact

    Users must be at least 18 and may not be current residents of the United States, the Republic of Panama or Ontario, Canada; sanctions restrictions also apply.

    Basis
    Official
    Unit
    Not specified
    Source IDs
    dc-terms
    Checked
    2026-11-11
    Formula
    Not applicable
    Note
    None
  2. Item 2

    Kind

    kyc

    Description

    Identity-verification requirements have not been fully reviewed.

    Fact

    null

    Basis
    Unknown
    Unit
    Not specified
    Source IDs
    None
    Checked
    2026-11-11
    Formula
    Not applicable
    Note
    None
  3. Item 3

    Kind

    other

    Description

    The documentation publishes APIs and an SDK for programmatic trading, while the Terms of Use list automated access among prohibited conduct; how the two apply to an account was not established.

    Fact

    Prohibited conduct in the Terms of Use includes accessing the Services by any automated means.

    Basis
    Official
    Unit
    Not specified
    Source IDs
    dc-terms
    Checked
    2026-11-11
    Formula
    Not applicable
    Note
    None

Region

Restricted regions

["United States","Republic of Panama","Ontario, Canada"]

Basis
Official
Unit
Not specified
Source IDs
dc-terms
Checked
2026-11-11
Formula
Not applicable
Note
Residence-based restrictions in section 2.2 of the Terms of Use; sanctions and person-based restrictions also apply. The list is not a legal eligibility conclusion.

Japan

unknown

Fact

null

Basis
Unknown
Unit
Not specified
Source IDs
None
Checked
2026-11-11
Formula
Not applicable
Note
None

Qualifying actions

  1. Item 1

    Action

    Connect a wallet, deposit USDC and create a trading account (execution context, not reward qualification).

    Onchain

    true

    Requires signature

    true

    Signature kind

    Wallet connection and on-chain transactions; exact payloads not reviewed.

    Fact

    Every order is placed, matched and settled on-chain; deposits bridge USDC automatically through Wormhole with Circle CCTP.

    Basis
    Official
    Unit
    Not specified
    Source IDs
    dc-overview
    Checked
    2026-11-11
    Formula
    Not applicable
    Note
    None

Costs

Trading fee

0.045

Basis
Official
Unit
percent of notional per fill
Source IDs
dc-fees
Checked
2026-11-11
Formula
Not applicable
Note
Base tier 0 taker on perpetuals; maker 0.015%. Spot is 0.070% taker and 0.040% maker. Tiers follow weighted 30-day volume, and rates can be adjusted on-chain.

Spread

null

Basis
Unknown
Unit
percent of notional; quote dependent
Source IDs
None
Checked
2026-11-11
Formula
Not applicable
Note
None

Gas

Decibel sponsors network gas in the web app; an API Wallet used for programmatic trading holds APT for gas.

Basis
Official
Unit
APT on Aptos
Source IDs
dc-overview, dc-concepts
Checked
2026-11-11
Formula
Not applicable
Note
None

Bridge

null

Basis
Unknown
Unit
USD; route dependent
Source IDs
None
Checked
2026-11-11
Formula
Not applicable
Note
None

Withdrawal

0

Basis
Official
Unit
USD per withdrawal
Source IDs
dc-overview
Checked
2026-11-11
Formula
Not applicable
Note
The documentation states no protocol fee on deposits or withdrawals; bridge and destination-chain costs were not established.

Min capital

null

Basis
Unknown
Unit
USD collateral; market dependent
Source IDs
None
Checked
2026-11-11
Formula
Not applicable
Note
None

Risks

  1. Item 1

    Category

    market

    Description

    Price movements, spread and funding can change the outcome; this is not a total-cost estimate.

    Source ids

    None listed.

  2. Item 2

    Category

    smart_contract

    Description

    Crypter has not assessed contract safety or the likelihood of loss.

    Source ids

    None listed.

  3. Item 3

    Category

    regulatory

    Description

    Individual eligibility under the venue terms and local law remains unverified.

    Source ids

    None listed.

  4. Item 4

    Category

    liquidation

    Description

    Equity below maintenance margin triggers a two-stage liquidation; a margin-call fee is charged and the account can be transferred to the backstop vault.

    Source ids

    1. Item 1

      dc-liquidations

  5. Item 5

    Category

    bridge

    Description

    Deposit route and source-chain risks require a separate assessment.

    Source ids

    None listed.

  6. Item 6

    Category

    signing

    Description

    An API Wallet private key signs every on-chain transaction; key storage and the scope of any delegation need review.

    Source ids

    1. Item 1

      dc-concepts

Prerequisites

Wallet

EVM, Solana, Sui or Aptos wallet

Basis
Official
Unit
Not specified
Source IDs
dc-overview
Checked
2026-11-11
Formula
Not applicable
Note
None

Chains

["Ethereum","Arbitrum","Base","Solana","Sui","Aptos"]

Basis
Official
Unit
Not specified
Source IDs
dc-overview
Checked
2026-11-11
Formula
Not applicable
Note
None

Assets

["USDC (primary collateral)","DLP Vault shares (90% collateral credit)"]

Basis
Official
Unit
Not specified
Source IDs
dc-collateral
Checked
2026-11-11
Formula
Not applicable
Note
None

Account mode

Cross margin by default; isolated margin locks collateral per position.

Basis
Official
Unit
Not specified
Source IDs
dc-concepts
Checked
2026-11-11
Formula
Not applicable
Note
None

Api

REST and websocket APIs are read-only and need a Client API key; orders are sent as on-chain transactions through the TypeScript SDK or raw Aptos transactions.

Basis
Official
Unit
Not specified
Source IDs
dc-concepts, dc-api-key
Checked
2026-11-11
Formula
Not applicable
Note
None

Agent wallet

A dedicated API Wallet keypair signs programmatic trades, and trading permissions can be delegated to another account; delegation does not remove human decision authority.

Basis
Official
Unit
Not specified
Source IDs
dc-concepts, dc-delegation
Checked
2026-11-11
Formula
Not applicable
Note
None

Rate limits

null

Basis
Unknown
Unit
Not specified
Source IDs
None
Checked
2026-11-11
Formula
Not applicable
Note
None

Human approval required

true

Guarantee

none

Unknowns

  1. Item 1

    Spread, bridge cost, minimum collateral and API rate limits were not established.

  2. Item 2

    How the Terms of Use provision on automated access applies to API trading was not established.

  3. Item 3

    Identity-verification requirements and individual eligibility require separate review.

  4. Item 4

    Spot fees beyond the base tier, Builder Code fees, funding and vault terms are not reproduced in this record.

Unconfirmed topics

None listed.

Official sources and retrieval dates

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