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openapi: 3.2.0
info:
title: QRCodeCrafter .netlify API
version: 1.0.0
description: Generate branded static QR codes in SVG, PNG, JPG, WebP, PDF, or EPS via the QR Code Crafter service.
termsOfService: https://qrcodecrafter.com/terms
contact:
name: QR Code Crafter Agent Support
email: support@qrcodecrafter.com
servers:
- url: https://qrcodecrafter.com
description: Production
tags:
- name: .netlify
paths:
/.netlify/functions/generate-qr:
get:
summary: Download a QR code asset via Netlify Function
operationId: downloadQr
security:
- AgentApiKey: []
- {}
parameters:
- name: value
in: query
required: true
description: Text, URL, or payload encoded in the QR code
schema:
type: string
- name: format
in: query
description: Output format for the QR code asset
schema:
type: string
enum:
- svg
- png
- jpg
- webp
- pdf
- eps
default: png
- name: size
in: query
description: Width and height of the generated asset in pixels
schema:
type: integer
minimum: 256
maximum: 4096
- name: margin
in: query
description: Quiet-zone margin around the QR code modules
schema:
type: integer
minimum: 0
maximum: 16
- name: bgColor
in: query
description: 'Background color in hex format, for example #FFFFFF'
schema:
type: string
- name: fgColor
in: query
description: 'Foreground color in hex format, for example #000000'
schema:
type: string
- name: errorCorrectionLevel
in: query
description: Error correction level for QR encoding
schema:
type: string
enum:
- L
- M
- Q
- H
- name: logo
in: query
description: Optional base64 PNG, JPG, or WebP data URL for an embedded logo
schema:
type:
- string
- 'null'
maxLength: 1500000
pattern: ^data:image\/(png|jpe?g|webp);base64,.+
responses:
'200':
description: Generated QR code asset served as binary content
headers:
X-QR-Width:
description: Rendered asset width
schema:
type: number
X-QR-Height:
description: Rendered asset height
schema:
type: number
X-QR-Unit:
description: Dimension unit, px for SVG/raster and pt for PDF/EPS
schema:
type: string
enum:
- px
- pt
X-QR-Bytes:
description: Exact number of decoded asset bytes
schema:
type: integer
content:
image/svg+xml:
schema:
type: string
format: binary
image/png:
schema:
type: string
format: binary
image/jpeg:
schema:
type: string
format: binary
image/webp:
schema:
type: string
format: binary
application/pdf:
schema:
type: string
format: binary
application/postscript:
schema:
type: string
format: binary
'400':
description: Invalid request
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'401':
description: Missing or invalid API key when key enforcement is enabled
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'405':
description: Method not allowed
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'429':
description: Too many requests. QR generation uses a cost-weighted per-client budget; honor the retry and rate-limit headers before resubmitting work.
headers:
Retry-After:
description: Number of seconds to wait before retrying the request
schema:
type: string
X-RateLimit-Limit:
description: Cost budget units available in the current window for this client class
schema:
type: string
X-RateLimit-Remaining:
description: Cost budget units remaining in the current window
schema:
type: string
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'500':
description: Server error
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
tags:
- .netlify
post:
summary: Generate a QR code asset via Netlify Function
operationId: generateQr
security:
- AgentApiKey: []
- {}
requestBody:
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/GenerateQrRequest'
examples:
urlSvg:
summary: URL QR code as SVG
value:
value: https://example.com/menu?utm_source=qr&utm_medium=table_tent
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
textWebp:
summary: Plain text QR code as WebP
value:
value: 'Order #A-12345 | Table 7 | Save 15% with code QR15.'
format: webp
size: 1024
margin: 4
wifiPng:
summary: Wi-Fi QR code as PNG
value:
value: WIFI:T:WPA;S:Guest Network;P:Welcome123;H:false;;
format: png
size: 1024
margin: 4
errorCorrectionLevel: H
emailJpg:
summary: Email action QR code as JPG
value:
value: mailto:support@example.com?subject=QR%20support&body=Please%20contact%20me
format: jpg
size: 1024
margin: 4
smsSvg:
summary: SMS QR code as SVG
value:
value: SMSTO:+15551234567:QR smoke test
format: svg
size: 1024
margin: 4
phoneSvg:
summary: Phone call QR code as SVG
value:
value: tel:+15551234567
format: svg
size: 1024
margin: 4
whatsappPng:
summary: WhatsApp chat QR code as PNG
value:
value: https://wa.me/15551234567?text=QR%20smoke%20test
format: png
size: 1024
margin: 4
vcardPdf:
summary: vCard QR code as PDF
value:
value: 'BEGIN:VCARD
VERSION:3.0
FN:Jordan Smith
TEL:+15558675309
EMAIL:hello@example.com
END:VCARD'
format: pdf
size: 1024
margin: 4
eventSvg:
summary: Calendar event QR code as SVG
value:
value: 'BEGIN:VCALENDAR
VERSION:2.0
BEGIN:VEVENT
SUMMARY:Product Demo
DTSTART:20300601T100000
DTEND:20300601T110000
LOCATION:Online
URL:https://example.com/demo
END:VEVENT
END:VCALENDAR'
format: svg
size: 1024
margin: 4
locationPng:
summary: Location QR code as PNG
value:
value: geo:37.422,-122.084?q=1600%20Amphitheatre%20Parkway
format: png
size: 1024
margin: 4
cryptoSvg:
summary: Bitcoin payment QR code as SVG
value:
value: bitcoin:bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kygt080?amount=0.01
format: svg
size: 1024
margin: 4
pixEps:
summary: PIX payment QR code as EPS
value:
value: 00020101021126510014BR.GOV.BCB.PIX0117smoke@example.com0208SMOKE12352040000530398654041.235802BR5910SMOKE TEST6009SAO PAULO62120508SMOKE12363047B22
format: eps
size: 1024
margin: 4
upiPdf:
summary: UPI payment QR code as PDF
value:
value: upi://pay?pa=merchant@upi&pn=Merchant&am=10.00&cu=INR&tn=Invoice
format: pdf
size: 1024
margin: 4
swishPdf:
summary: Swish payment QR code as PDF
value:
value: C1234567890;125,50;Invoice%20123;0
format: pdf
size: 1024
margin: 4
sepaPdf:
summary: SEPA credit transfer QR code as PDF
value:
value: 'BCD
002
1
SCT
COBADEFFXXX
Smoke Test GmbH
DE89370400440532013000
EUR49.90
INV-2026-001'
format: pdf
size: 1024
margin: 4
paypalSvg:
summary: PayPal.Me payment QR code as SVG
value:
value: https://paypal.me/qrcodecrafter/25USD
format: svg
size: 1024
margin: 4
venmoSvg:
summary: Venmo profile QR code as SVG
value:
value: https://venmo.com/u/qrcodecrafter
format: svg
size: 1024
margin: 4
cashAppSvg:
summary: Cash App $Cashtag QR code as SVG
value:
value: https://cash.app/$qrcodecrafter
format: svg
size: 1024
margin: 4
promptPaySvg:
summary: PromptPay payment QR code as SVG
value:
value: 00020101021229370016A000000677010111011300668123456785802TH53037645406125.5063047652
format: svg
size: 1024
margin: 4
vietQrSvg:
summary: VietQR bank transfer QR code as SVG
value:
value: 00020101021238560010A0000007270126000697041501121133666688880208QRIBFTTA530370454061500005802VN62100806INV123630421F5
format: svg
size: 1024
margin: 4
appStoreSvg:
summary: App Store QR code as SVG
value:
value: https://apps.apple.com/app/id1234567890?pt=123456&ct=qr_campaign&mt=8
format: svg
size: 1024
margin: 4
socialProfilePng:
summary: Social profile QR code as PNG
value:
value: https://www.instagram.com/qrcodecrafter
format: png
size: 1024
margin: 4
brandedLogoPng:
summary: Branded URL QR code with PNG logo
value:
value: https://example.com/landing
format: png
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
logo: data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mP8/x8AAwMCAO+/p9sAAAAASUVORK5CYII=
responses:
'200':
description: Generated QR code asset encoded as base64
content:
application/json:
schema:
$ref: '#/components/schemas/GenerateQrResponse'
'400':
description: Invalid request
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'401':
description: Missing or invalid API key when key enforcement is enabled
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'405':
description: Method not allowed
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'429':
description: Too many requests. QR generation uses a cost-weighted per-client budget; honor the retry and rate-limit headers before resubmitting work.
headers:
Retry-After:
description: Number of seconds to wait before retrying the request
schema:
type: string
X-RateLimit-Limit:
description: Cost budget units available in the current window for this client class
schema:
type: string
X-RateLimit-Remaining:
description: Cost budget units remaining in the current window
schema:
type: string
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'500':
description: Server error
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
tags:
- .netlify
/.netlify/functions/generate-verified-qr:
post:
summary: Generate and verify a QR code asset
operationId: generateVerifiedQr
description: Generate one SVG, PNG, JPG, or WebP asset, perform a structural payload review, assess quiet-zone, contrast, and error-correction settings, decode the final generated file with jsQR, compare payload SHA-256 hashes, and return a bounded evidence-linked receipt. Asset bytes are returned only when final-file decoding matches the requested payload. A decode failure returns HTTP 422 with the full receipt and no asset bytes. The receipt does not include the decoded payload. This is not print, device, ISO, accessibility, malware, or security certification.
security:
- AgentApiKey: []
- {}
requestBody:
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/GenerateVerifiedQrRequest'
examples:
productionUrl:
summary: Generate and verify a production PNG
value:
value: https://example.com/campaign
format: png
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
application/x-www-form-urlencoded:
schema:
$ref: '#/components/schemas/GenerateVerifiedQrRequest'
responses:
'200':
description: Generated asset whose final-file decode matched the requested payload, plus a bounded verification receipt
headers:
X-QR-Verification-Status:
description: Overall verification workflow status
schema:
type: string
enum:
- verified
- verified_with_cautions
X-QR-Asset-SHA256:
description: SHA-256 hash of the final generated asset bytes
schema:
type: string
pattern: ^[a-f0-9]{64}$
X-QR-Bytes:
description: Exact generated asset byte length
schema:
type: integer
content:
application/json:
schema:
$ref: '#/components/schemas/GenerateVerifiedQrResponse'
text/html:
schema:
type: string
description: Compact cross-document JSON-LD result without asset bytes
'400':
description: Invalid request or non-decodable output format
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'401':
description: Missing or invalid API key when key enforcement is enabled
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'422':
description: Payload blocked before generation, or final asset failed decode or payload comparison
content:
application/json:
schema:
oneOf:
- $ref: '#/components/schemas/GenerateVerifiedQrBlockedResponse'
- $ref: '#/components/schemas/GenerateVerifiedQrFailureResponse'
'429':
description: Cost budget or verification concurrency limit reached
headers:
Retry-After:
description: Seconds before retrying
schema:
type: integer
X-RateLimit-Limit:
description: Cost-unit budget for the current window
schema:
type: integer
X-RateLimit-Remaining:
description: Remaining cost units
schema:
type: integer
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'500':
description: Generation or verification pipeline error
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
tags:
- .netlify
/.netlify/functions/generate-qr-bulk:
post:
summary: Generate a ZIP archive of static QR code files
operationId: generateBulkQr
description: Create a ZIP archive containing up to 50 static QR code assets plus manifest.csv and manifest.json. Use this for spreadsheet, label, classroom, packaging, and agent batch workflows. The endpoint uses the same QR validation, optional API key, security headers, and cost-weighted rate-limit model as the single-code generator.
security:
- AgentApiKey: []
- {}
requestBody:
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/GenerateBulkQrRequest'
examples:
csvRows:
summary: CSV rows into an SVG ZIP
value:
rows: 'filename,value
homepage,https://example.com
support,mailto:support@example.com'
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
objectRows:
summary: Object rows into a PNG ZIP
value:
rows:
- filename: table-1
value: https://example.com/menu?table=1
- filename: table-2
value: https://example.com/menu?table=2
format: png
size: 1024
margin: 4
responses:
'200':
description: Generated ZIP archive returned as JSON or binary ZIP when Accept includes application/zip
headers:
X-Bulk-QR-Files:
description: Number of QR files generated in the ZIP
schema:
type: string
X-Bulk-QR-Bytes:
description: Exact ZIP byte length
schema:
type: string
content:
application/json:
schema:
$ref: '#/components/schemas/GenerateBulkQrResponse'
application/zip:
schema:
type: string
format: binary
'400':
description: Invalid batch request or row data
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'401':
description: Missing or invalid API key when key enforcement is enabled
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'405':
description: Method not allowed
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'413':
description: Batch request or generated ZIP is too large
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'429':
description: Batch cost exceeds the current rate-limit budget or generation is rate limited
headers:
Retry-After:
description: Number of seconds to wait before retrying the request
schema:
type: string
X-RateLimit-Limit:
description: Cost budget units available in the current window for this client class
schema:
type: string
X-RateLimit-Remaining:
description: Cost budget units remaining in the current window
schema:
type: string
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
'500':
description: No QR files could be generated
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
tags:
- .netlify
components:
schemas:
QrVerificationReceipt:
type: object
required:
- version
- status
- productionReady
- verifiedAt
- payload
- decode
- productionChecks
- cautions
- evidence
- limitation
properties:
version:
type: string
enum:
- '1.0'
status:
type: string
enum:
- verified
- verified_with_cautions
- not_detected
- mismatch
productionReady:
type: boolean
description: True only when the final asset decodes to the requested payload and every bounded workflow check passes without caution.
verifiedAt:
type: string
format: date-time
payload:
$ref: '#/components/schemas/QrSafePayloadReview'
decode:
type: object
required:
- decoder
- status
- requestedPayloadSha256
- payloadHashMatch
properties:
decoder:
type: string
enum:
- jsQR 1.4.0
status:
type: string
enum:
- exact_match
- normalized_match
- not_detected
- mismatch
requestedPayloadSha256:
type: string
pattern: ^[a-f0-9]{64}$
decodedPayloadSha256:
type:
- string
- 'null'
pattern: ^[a-f0-9]{64}$
payloadHashMatch:
type: boolean
productionChecks:
$ref: '#/components/schemas/QrProductionChecks'
cautions:
type: array
items:
type: string
evidence:
type: object
required:
- readabilityLab
- methodology
- release
properties:
readabilityLab:
type: string
format: uri
methodology:
type: string
format: uri
release:
type: string
format: uri
limitation:
type: string
description: Explicitly states that one software decoder and rendering pipeline do not provide print, device, ISO, accessibility, malware, or security certification.
BulkQrManifestRow:
type: object
properties:
filename:
type: string
example: homepage.svg
value:
type: string
example: https://example.com
format:
type: string
enum:
- svg
- png
- jpg
- webp
- pdf
- eps
status:
type: string
enum:
- generated
- failed
bytes:
type:
- integer
- 'null'
message:
type: string
Error:
type: object
properties:
success:
type: boolean
default: false
error:
type: string
GenerateQrRequest:
type: object
required:
- value
x-agent-supported-content-types:
- url
- appstore
- social
- text
- wifi
- email
- sms
- phone
- whatsapp
- vcard
- event
- location
- crypto
- pix
- upi
- phonepe
- swish
- sepa
- ideal
- mobilepayvipps
- qris
- paypal
- venmo
- cashapp
- promptpay
- vietqr
- swissqr
x-agent-rate-limit:
model: cost-weighted per client
windowSeconds: 60
defaultBudgetUnits: 180
authenticatedBudgetUnits: 600
retryHeaders:
- Retry-After
- X-RateLimit-Limit
- X-RateLimit-Remaining
costUnits:
svg: 1
png: 3
jpg: 4
webp: 4
pdf: 6
eps: 3
logo: 4
sizeOver2048: 2
sizeOver3072: 4
guidance: Prefer SVG for high-volume tests, throttle batch jobs, and honor Retry-After before retrying 429 or 503 responses.
x-agent-payload-patterns:
url: https://example.com/path?utm_source=qr&utm_medium=print
appstore: https://apps.apple.com/app/id1234567890
social: https://www.instagram.com/qrcodecrafter
text: Short public text only
wifi: WIFI:T:WPA;S:Network Name;P:Password;H:false;;
email: mailto:hello@example.com?subject=Subject&body=Message
sms: SMSTO:+15551234567:Message
phone: tel:+15551234567
whatsapp: https://wa.me/15551234567?text=Message
vcard: BEGIN:VCARD\nVERSION:3.0\nFN:Name\nTEL:+15551234567\nEMAIL:hello@example.com\nEND:VCARD
event: BEGIN:VCALENDAR\nVERSION:2.0\nBEGIN:VEVENT\nSUMMARY:Event\nDTSTART:20300601T100000\nEND:VEVENT\nEND:VCALENDAR
location: geo:37.422,-122.084?q=1600%20Amphitheatre%20Parkway
crypto: bitcoin:bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kygt080?amount=0.01
pix: 00020101021126510014BR.GOV.BCB.PIX0117smoke@example.com0208SMOKE12352040000530398654041.235802BR5910SMOKE TEST6009SAO PAULO62120508SMOKE12363047B22
upi: upi://pay?pa=merchant@upi&pn=Merchant&am=10.00&cu=INR
phonepe: upi://pay?pa=phonepe-merchant@upi&pn=PhonePe%20Merchant&am=10.00&cu=INR&tn=Invoice
swish: C1234567890;125,50;Invoice%20123;0
sepa: BCD\n002\n1\nSCT\nCOBADEFFXXX\nSmoke Test GmbH\nDE89370400440532013000\nEUR49.90\n\nINV-2026-001
ideal: https://pay.example.nl/ideal/invoice-2026-001
mobilepayvipps: https://pay.example.com/mobilepay-vipps/invoice-2026-001
qris: https://merchant.example.co.id/qris/invoice-2026-001
paypal: https://paypal.me/qrcodecrafter/25USD
venmo: https://venmo.com/u/qrcodecrafter
cashapp: https://cash.app/$qrcodecrafter
promptpay: 00020101021229370016A000000677010111011300668123456785802TH53037645406125.5063047652
vietqr: 00020101021238560010A0000007270126000697041501121133666688880208QRIBFTTA530370454061500005802VN62100806INV123630421F5
swissqr: SPC\n0200\n1\nCH9300762011623852957\nS\nRobert Schneider AG\nRue du Lac\n1268\n2501\nBiel\nCH\n\n\n\n\n\n\n\n199.95\nCHF\n\n\n\n\n\n\n\nNON\n\nInvoice 2026-001\nEPD\n\n\n
x-agent-recipes:
url:
label: Campaign landing page
bestFormats:
- svg
- pdf
- png
request:
value: https://example.com/path?utm_source=qr&utm_medium=print&utm_campaign=spring
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
appstore:
label: App download page
bestFormats:
- svg
- png
- pdf
request:
value: https://apps.apple.com/app/id1234567890?pt=123456&ct=qr_campaign&mt=8
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
social:
label: Social profile
bestFormats:
- png
- svg
- webp
request:
value: https://www.instagram.com/qrcodecrafter
format: png
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
text:
label: Public text note
bestFormats:
- png
- svg
- webp
request:
value: 'Order #A-12345 | Table 7 | Save 15% with code QR15.'
format: png
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
wifi:
label: Guest Wi-Fi login
bestFormats:
- svg
- png
- pdf
request:
value: WIFI:T:WPA;S:Guest Network;P:Welcome123;H:false;;
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
email:
label: Prefilled email action
bestFormats:
- svg
- png
- jpg
request:
value: mailto:support@example.com?subject=QR%20support&body=Please%20contact%20me
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
sms:
label: Prefilled SMS action
bestFormats:
- svg
- png
- jpg
request:
value: SMSTO:+15551234567:QR smoke test
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
phone:
label: Tap-to-call phone number
bestFormats:
- svg
- png
- jpg
request:
value: tel:+15551234567
format: svg
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
errorCorrectionLevel: H
whatsapp:
label: WhatsApp chat link
bestFormats:
- png
- svg
- webp
request:
value: https://wa.me/15551234567?text=QR%20smoke%20test
format: png
size: 1024
margin: 4
fgColor: '#111111'
bgColor: '#ffffff'
# --- truncated at 32 KB (54 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/qr-code-crafter/refs/heads/main/openapi/qr-code-crafter-netlify-api-openapi.yml