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Best crypto account abstraction infra in Belgium

#1 for Belgium · level with PimlicoCandide81 out of 100 ChainChoice Score
Audit receipt#cc-BE-AAI-2026.09-350ba380 Methodology §3affiliate economics did not influence this ranking

Candide ranks highest in ChainChoice’s published account abstraction infra ranking among the providers that list Belgium, level on published score and weighted total with Pimlico — the published tie-break puts it first — Safe-aligned bundler and paymaster. Three-tier classification — passive holders may pay 0%, speculative traders 33%. Documentation is critical to defend the classification.

RegulatorFSMAFinancial Services and Markets Authority (FSMA)
Currency€ EUREuro
Payment railsSEPASEPA Instant · Bancontact
MiCA statusAppliesCASP licensing required
Reviewed
Re-read due since The published cadence is 45 days; this page's next read was due on 11 November 2026.
Published Methodology v2026.11.1
How this page is reviewed

Reviewed means every product ranked on this page was read against its sources on or after that date; every ranked category is re-read at least every 45 days. Models research, extract and parse. A deterministic engine ranks. Every quote passes an adversarial refute pass.

Accountable for this review: Mathias Siemonsmeier, Founder.

How we review · Review calendar · Corrections log · How we make money

Direct answer

Which crypto bundler and paymaster service should Belgium residents use in November 2026?

Candide ranks highest in ChainChoice’s published account abstraction infra ranking among the providers that list Belgium, level on published score and weighted total with Pimlico — the published tie-break puts it first — Safe-aligned bundler and paymaster. The order is the published ranking itself; providers whose terms exclude Belgium are removed. Check authorisation with FSMA before depositing.

Right fit for this list
  • Belgium residents holding capital in EUR
  • Users who need FSMA-aligned compliance and audit-grade reporting
  • Buy-and-hold profiles benefiting from Belgium's tax treatment
  • Sophisticated retail and family-office treasurers
Wrong fit — look elsewhere
  • Derivatives / perpetuals traders (use a regulated futures venue instead)
  • Privacy-focused users avoiding KYC (these are licensed venues)
  • Day-traders chasing the lowest spreads regardless of regulator posture
  • Anyone needing a service FSMA does not currently authorise

General guidance for Belgium: the ranking engine does not compute these notes and they do not change the order below. If none fits you, answer the Find My Best questions for a result for your profile.

8 account abstraction infra listed for Belgium

In ChainChoice’s published ranking order, from this category’s 8 providers: those whose terms exclude Belgium are removed; naming Belgium or a region that covers it counts the same, and those whose terms do not state it come last. Each chip names the basis: a dated check, a region listing, or the provider's own claim.

  1. #1 for BelgiumCandide#1 globallyProvider states broad availability

    Safe-aligned bundler and paymaster with a per-plan ladder, running the LGPL-3.0 Voltaire bundler.

    Markup on sponsored gas — 9/10Exit path without the vendor — 9/10Published price per user operation — 8/10
    Broad availabilityprovider-stated, not checked by us

    Candide · candide.dev.

  2. #2 for BelgiumPimlico#2 globallyProvider states broad availability

    ERC-4337 bundler and verifying paymaster sold on metered API credits, with the Alto bundler released under GPL-3.0.

    Published price per user operation — 10/10Exit path without the vendor — 9/10
    Broad availabilityprovider-stated, not checked by us

    Pimlico · pimlico.io.

  3. #3 for BelgiumEtherspot (Skandha Bundler and Arka Paymaster)#3 globallyProvider states broad availability

    Prepaid-credit bundler and paymaster with both components released under MIT and gas billed at network cost.

    Markup on sponsored gas — 10/10Published price per user operation — 8/10Exit path without the vendor — 8/10
    Broad availabilityprovider-stated, not checked by us

    Etherspot (Skandha Bundler and Arka Paymaster) · etherspot.io.

  4. #4 for BelgiumAlchemy Smart Wallets (Gas Manager and Bundler APIs)#4 globallyProvider states broad availability

    Bundler and gas manager sold as compute units inside the general Alchemy node platform, running the Rust Rundler bundler.

    Published price per user operation — 8/10Exit path without the vendor — 7/10
    Broad availabilityprovider-stated, not checked by us

    Alchemy Smart Wallets (Gas Manager and Bundler APIs) · alchemy.com.

  5. #5 for BelgiumZeroDev#5 globallyProvider states broad availability

    Smart account platform with a bundler forked from Pimlico's Alto, owned by Offchain Labs since August 2025.

    Published price per user operation — 7/10Markup on sponsored gas — 6/10
    Broad availabilityprovider-stated, not checked by us

    ZeroDev · zerodev.app.

  6. #6 for Belgiumthirdweb Account Abstraction#6 globallyProvider states broad availability

    Bundler and paymaster bundled into a monthly developer platform plan with per-thousand-transaction sponsorship pricing.

    Markup on sponsored gas — 8/10Published price per user operation — 7/10
    Broad availabilityprovider-stated, not checked by us

    thirdweb Account Abstraction · thirdweb.com.

  7. #7 for BelgiumCoinbase Developer Platform Paymaster#7 globallyProvider states broad availability

    Combined paymaster and bundler on a single endpoint, available on Base only.

    Markup on sponsored gas — 6/10Published price per user operation — 3/10
    Broad availabilityprovider-stated, not checked by us

    Coinbase Developer Platform Paymaster · docs.cdp.coinbase.com.

  8. #8 for BelgiumBiconomy#8 globallyProvider states broad availability

    Cross-chain execution platform whose ERC-4337 bundler and paymaster are now wrapped in a quote-based Supertransaction API.

    Exit path without the vendor — 4/10Verified mainnet chain coverage — 4/10
    Broad availabilityprovider-stated, not checked by us

    Biconomy · biconomy.io.

Commission: None of these providers pays ChainChoice anything for these links. Disclosure

Provider links appear once we know which country you are browsing from: ChainChoice links to providers only where it serves in full.

Crypto products are high risk. Check the provider is authorised where you live before you deposit.

How you can lose money here, and what the ranking scores
  • Exit failure: you cannot get out at par, on time, or with what is yours.
    Scored by Exit path without the vendor · 30% (Candide 9/10, Pimlico 9/10, Etherspot (Skandha Bundler and Arka Paymaster) 8/10)
Not assessed by this ranking: Contract failure, Control failure, Liveness failure. A high place says nothing about these; the Methodology tab says what each means.
Also scored, as cost, quality or a summary of several families: Published price per user operation (30%), Markup on sponsored gas (20%), Verified mainnet chain coverage (20%).

Each cell is verified against the provider's filings or the FSMA register; a gap shows "—", never an estimate.

Fee, KYC, rails and licence by provider in Belgium
ProviderTaker fee in BelgiumKYC tierEUR railsFSMA license
#1Candide————
#2Pimlico————
#3Etherspot (Skandha Bundler and Arka Paymaster)————
#4Alchemy Smart Wallets (Gas Manager and Bundler APIs)————
#5ZeroDev————

Source: ChainChoice provider catalog cross-referenced with the FSMA register; each fee as of its entry's latest verification (accuracy methodology).

Is using a crypto bundler and paymaster service legal in Belgium?

Yes. Belgium regulates crypto-asset service providers under MiCA (EU Regulation 2023/1114), enforced from 30 December 2024. FSMA oversees account abstraction infra operating in Belgium; only providers authorised under MiCA may serve retail clients. Verify any provider against ESMA’s interim MiCA register.

How is crypto taxed in Belgium?

Tax treatment depends on classification: "good father of the family" (passive) is tax-free, "speculative" gains taxed at 33%, "professional" at progressive rates. Editorial summary, not tax advice: consult a qualified tax advisor in Belgium before filing.

What payment methods work for buying crypto in Belgium?

The most common rails for retail onramps in Belgium are: SEPA, SEPA Instant, Bancontact.

Are international platforms (Coinbase, Kraken, Binance) available in Belgium?

Coinbase and Kraken hold MiCA authorisation valid in Belgium. Binance does not: no Binance entity is on ESMA's register (read 10 November 2026); every transitional period ended by 1 July 2026, so none covers it there.

Who supervises crypto services in Belgium

  • FSMA · Financial Services and Markets Authoritylicenses or registers crypto services; conduct and client protection; prudential (capital, safeguarding)Read on fsma.be
  • NBB · National Bank of Belgiumprudential (capital, safeguarding)Read on fsma.be

Authorities read . Each source is re-read within 180 days, or the build fails.

Country data verifiednot publishedSourceFSMA ↗Methodology v2026.11.1
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