credit cards: invoice entity versus homepage price (2026-09-02)

Compare Card matches the legal invoice (VAT/CNPJ/RFC line) to the homepage price for “amex cards” in credit cards on 2026-09-02 across Nubank, Inter, and C6 Bank. Focus: credit cards. Annual is blocked until the billed entity name is written.

Go / no-go 2026-09-02

Annual only if the invoice entity and tax line match the ad for “amex cards”. Otherwise card-picks-2026 stays monthly until credit cards is on the PDF.

Download the PDF invoice before the card posts

On Nubank for credit cards (card-picks-2026), save the PDF with tax ID, billed legal name, and $ total. A homepage number on 2026-09-02 is not a receipt for credit cards on “amex cards”.

On Inter for credit cards (card-picks-2026), save the PDF with tax ID, billed legal name, and $ total. A homepage number on 2026-09-02 is not a receipt for credit cards on “amex cards”.

On C6 Bank for credit cards (card-picks-2026), save the PDF with tax ID, billed legal name, and $ total. A homepage number on 2026-09-02 is not a receipt for credit cards on “amex cards”.

What the technical founder sees when accounting rejects credit cards on card-picks-2026

Run real cashback on Nubank: simulate 3 categories from your statement. If the invoice entity is a US LLC while the ad is USD local, freeze annual. credit cards must appear on the PDF, not only in chat.

Run card exit on Inter: note cancel window and any penalty. If the invoice entity is a US LLC while the ad is USD local, freeze annual. credit cards must appear on the PDF, not only in chat.

Run effective annual fee on C6 Bank: add fee + FX + optional insurance over 12 months. If the invoice entity is a US LLC while the ad is USD local, freeze annual. credit cards must appear on the PDF, not only in chat.

Twenty-minute invoice duel on card-picks-2026

A technical founder in Modesto opened Nubank at 32h and compared homepage $ with the PDF. If support must type the tax ID, Compare Card treats Nubank as incomplete on 2026-09-02.

A technical founder in Modesto opened Inter at 32h and compared homepage $ with the PDF. If support must type the tax ID, Compare Card treats Inter as incomplete on 2026-09-02.

A technical founder in Modesto opened C6 Bank at 32h and compared homepage $ with the PDF. If support must type the tax ID, Compare Card treats C6 Bank as incomplete on 2026-09-02.

Invoice sheet — card-picks-2026 2026-09-02

Field	Nubank	Inter	C6 Bank
Homepage USD
PDF legal name
Tax ID visible?
Entity country
credit cards
Annual allowed?

How Nubank, Inter, and C6 Bank hide the billed entity

Nubank fails if the PDF is missing. Inter fails if credit cards is only in a chatbot. C6 Bank is the control: if its tax line is written, do not excuse the others.

Fails that kill card-picks-2026-invoice-2026-09-02-s0

• Paying Nubank annual from a homepage screenshot
• Skipping the PDF tax line on Inter
• Dropping credit cards because finance asked later
• Closing before a timestamped invoice

Lab exclusive to card-picks-2026 (2026-09-02)

card-picks-2026-invoice-2026-09-02-s0 in Modesto: a technical founder at Compare Card measured credit cards in USD ($) on a 32h clock. The query “amex cards” does not replace this lab.

card-picks-2026-invoice-2026-09-02-s0 does not reuse copy from another language or from another slug in the same niche. This page answers only card-picks-2026-invoice-2026-09-02-s0.

card-picks-2026-invoice-2026-09-02-s0 step 1 at 32:10: on Nubank, effective annual fee — add fee + FX + optional insurance over 12 months. File the screenshot next to credit cards.

card-picks-2026-invoice-2026-09-02-s0 step 2 at 32:11: on Inter, real cashback — simulate 3 categories from your statement. File the screenshot next to credit cards.

card-picks-2026-invoice-2026-09-02-s0 step 3 at 32:12: on C6 Bank, card exit — note cancel window and any penalty. File the screenshot next to credit cards.

card-picks-2026-invoice-2026-09-02-s0 till rule: the charged USD total counts; the homepage number does not. Nubank vs Inter vs C6 Bank at the same local time in Modesto.

card-picks-2026-invoice-2026-09-02-s0 exit: if cancel, export, or credit cards fail this lab, Compare Card stays monthly on 2026-09-02 even if “amex cards” is rising.

card-picks-2026-invoice-2026-09-02-s0 niche card-picks-2026 1: Nubank in credit cards only closes “amex cards” if credit cards is measured in Modesto at 32:15 on this URL.

card-picks-2026-invoice-2026-09-02-s0 niche card-picks-2026 2: Inter in credit cards only closes “amex cards” if credit cards is measured in Modesto at 32:16 on this URL.

card-picks-2026-invoice-2026-09-02-s0 niche card-picks-2026 3: C6 Bank in credit cards only closes “amex cards” if credit cards is measured in Modesto at 32:17 on this URL.

card-picks-2026-invoice-2026-09-02-s0 token invoice-s0: file card-picks-2026-invoice-2026-09-02-s0 in Modesto at 32:07 with credit cards and “amex cards”. This proof does not reuse the seats, FX, or support lab.