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APIs · head to head

Marqeta vs Thunder Client

Marqeta logo

Marqeta

APIs

Card issuing and transaction processing APIs with just-in-time funding

From
On request
Rated
-
Full reviewWebsite
Thunder Client logo

Thunder Client

APIs

Lightweight REST API client built as VSCode extension

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Thunder Client has a free tier, so it costs nothing to try first.
  • Each has a real cost: Marqeta you still need a sponsor bank and a BIN, so the timeline and compliance burden of launching are set by a bank you must separately court and satisfy.; Thunder Client paid plans are billed annually only: Starter is $3 per user per month and capped at a maximum of 10 seats, Business is $7 per user per month with 500 monthly collection runs per user, and Enterprise is $16 per user per month for unlimited runs
  • They diverge on capability: Marqeta covers Just-in-time funding, Thunder Client covers REST Client.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Marqeta and Thunder Client actually diverge.

Attributes where Marqeta and Thunder Client differ
AttributeMarqetaThunder Client
Starting priceOn requestFree
Pricing modelquotefreemium
Free tierNoYes
PlatformsWeb, REST APIVSCode extension, Web
FoundedUnknown2021

Identical on both: user rating (Not yet rated), category (APIs).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Marqeta

  • Just-in-time funding
  • Virtual and physical issuing
  • Spend controls
  • Programme management tools
  • Multi-region issuing
  • Webhooks and ledger data

Only in Thunder Client

  • REST Client
  • Environment variables
  • Response testing
  • VSCode
  • GitHub
  • Webhook support
  • VSCode extension support
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Marqeta

  • A delivery marketplace funding courier cards only at the moment a courier pays for the ordernot Thunder Client
  • An expense platform issuing a virtual card per subscription with merchant locksnot Thunder Client
  • A lender issuing a card that draws on an approved credit line rather than a stored balancenot Thunder Client
  • A fintech wanting the same issuing stack across US and European programmesnot Thunder Client

Thunder Client

  • API Developmentnot Marqeta
  • API Gatewaynot Marqeta
  • API Testingnot Marqeta
  • API Documentationnot Marqeta
  • Microservicesnot Marqeta

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Marqeta

  • You still need a sponsor bank and a BIN, so the timeline and compliance burden of launching are set by a bank you must separately court and satisfy.
  • Pricing carries minimum monthly platform commitments, so a programme with modest card volume pays for capacity it never uses.
  • Programme revenue depends heavily on interchange, which means regulated debit interchange caps and European interchange caps materially change the business case by market.
  • Disputes, chargebacks and fraud losses sit with the programme, and teams that assumed the processor absorbed them discover a real operations headcount requirement.
  • Just-in-time funding makes your own authorisation endpoint a hard availability dependency; if it is slow or down, cards decline at the point of sale.

Thunder Client

  • Paid plans are billed annually only: Starter is $3 per user per month and capped at a maximum of 10 seats, Business is $7 per user per month with 500 monthly collection runs per user, and Enterprise is $16 per user per month for unlimited runs

Pricing, plan by plan

Marqeta

On request
  • Marqeta card issuing$undefined/year
    • Minimum monthly platform fee plus per-transaction and per-active-card charges
    • Interchange share negotiated between programme, processor and sponsor bank
    • Sponsor bank required, with its own fees and approval process

Thunder Client

Free
  • FreeFree
    • REST client
    • Collection management
    • Local testing
  • Pro$8/monthly
    • Cloud sync
    • Team collaboration
    • Advanced features

Which should you pick?

Choose Marqeta if

  • You need just-in-time funding.
  • You work on Web, REST API.
  • You also want virtual and physical issuing.
Marqeta review

Choose Thunder Client if

  • You need rest client.
  • You want to start without paying.
  • You work on VSCode extension, Web.
  • You also want environment variables.
Thunder Client review

Questions people ask

Is Marqeta or Thunder Client better?
Neither clearly leads. Marqeta starts at On request and Thunder Client at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Marqeta or Thunder Client?
Thunder Client has a free tier; the other does not. Paid plans start at On request for Marqeta and Free for Thunder Client.
Does Marqeta or Thunder Client run on more platforms?
Marqeta runs on Web, REST API. Thunder Client runs on VSCode extension, Web.
Can I use Thunder Client for free?
Yes. Thunder Client has a free tier, so you can try it without paying. Marqeta starts at On request.
What is Marqeta best used for?
Marqeta is most often used for a delivery marketplace funding courier cards only at the moment a courier pays for the order, an expense platform issuing a virtual card per subscription with merchant locks, a lender issuing a card that draws on an approved credit line rather than a stored balance, a fintech wanting the same issuing stack across us and european programmes. Of those, a delivery marketplace funding courier cards only at the moment a courier pays for the order and an expense platform issuing a virtual card per subscription with merchant locks are not what Thunder Client is typically brought in for.
What can Marqeta do that Thunder Client cannot?
Marqeta covers Just-in-time funding, Virtual and physical issuing, Spend controls, Programme management tools. Thunder Client covers REST Client, Environment variables, Response testing, VSCode.

Answered from the vendors’ own pages

Marqeta: Do I need a sponsor bank?

Yes. Marqeta is an issuer processor, not a bank. Card programmes run on a sponsor bank BIN, and that bank approves and supervises your programme.

Thunder Client: How much does Thunder Client cost?

Thunder Client publishes a free plan at no cost, then Starter at $3, Business at $7 and Enterprise at $16, all priced annually.

Source
Marqeta: How does the pricing really work?

A minimum monthly platform fee plus per-transaction and per-active-card charges, offset by a negotiated share of interchange. The interchange split is the substance of the deal.

Thunder Client: Is Thunder Client free?

Yes, there is a free plan. It is used through the Thunder Client extension for VS Code, available from the marketplace, with limits applied compared with the paid tiers.

Source
Marqeta: What is just-in-time funding?

Marqeta calls your endpoint at authorisation so you decide and fund each transaction, rather than pre-loading balances onto cards.

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