About
NMI or Network Merchants, LLC is a simple Payment Gateway. It supports multiple MIDs in a single account and is very popular among merchants that require several MIDs. In order to integrate our NMI emulation, simply follow the standard NMI API Documentation replacing their https://secure.networkmerchants.com/api/transact.php URL with OpenPath's URL https://api.openpath.io/api/transact.php.
Information
Company Website
https://www.nmi.com/
API Documentation
https://secure.networkmerchants.com/gw/merchants/resources/integration/integration_portal.php#integration_overview
OpenPath NMI URL
https://api.openpath.io/api/transact.php
NMI URL
https://secure.networkmerchants.com/api/transact.php
https://www.nmi.com/
API Documentation
https://secure.networkmerchants.com/gw/merchants/resources/integration/integration_portal.php#integration_overview
OpenPath NMI URL
https://api.openpath.io/api/transact.php
NMI URL
https://secure.networkmerchants.com/api/transact.php
OpenPath Responses
The following two examples show sample responses without OpenPath Responses enabled and with them enabled.
NMI Response
response=1&responsetext=SUCCESS&authcode=123456&transactionid=3280866052&avsresponse=N&cvvresponse=M&orderid=55845&type=sale&response_code=100
OpenPath Responses Enabled
response=1&responsetext={OPENPATH SPECIFIC DESCRIPTION}&authcode=123456&transactionid=3280866052&avsresponse=N&cvvresponse=M&orderid=55845&type=sale&response_code={OPENPATH SPECIFIC CODE}
Response Code Translations
PLEASE NOTE THAT OPENPATH RESPONSES WILL SOON BE REPLACED WITH EXTENDED V3 RESPONSES. IF YOU ARE DOING A NEW INTEGRATION WE RECOMMEND YOU USE THE NMI RESPONSES UNTIL THE NEW EXTENDED V3 RESPONSES IS RELEASED.
Below are the OpenPath Specific response codes as related to NMI with the mapped NMI response code on the right. If you have Return OpenPath Responses enabled in your site, the system will return the Specific OpenPath Response. Otherwise, the system will return the NMI response. For more details on the OpenPath Specific Responses, see OpenPath Response Codes.
| Specific | Method | Type | Variety | Response | Subcode | Name | NMI | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 111100 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 1 | Approved | 0 | Approved | 100 |
| 111200 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 2 | Declined | 0 | Declined | 200 |
| 111202 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 2 | Declined | 2 | Insufficient Funds | 202 |
| 111203 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 2 | Declined | 3 | Over Limit | 203 |
| 111204 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 2 | Declined | 4 | Transaction not Allowed | 204 |
| 111300 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 3 | Rejected | 0 | Rejected by Gateway | 300 |
| 111302 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 3 | Rejected | 2 | Blocked by OpenPath Site Firewall | 300 |
| 111330 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 3 | Rejected | 30 | Duplicate Transaction | 430 |
| 111400 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 0 | Error Returned from Processor | 400 |
| 111401 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 1 | OpenPath Site Inactive | 411 |
| 111402 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 2 | OpenPath Site Unauthorized | 411 |
| 111403 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 3 | OpenPath Site Deactivated | 411 |
| 111404 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 4 | OpenPath Site Delinquent | 411 |
| 111405 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 5 | OpenPath Filter Inactive | 411 |
| 111410 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 10 | Invalid Merchant Configuration | 410 |
| 111411 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 11 | Merchant Account Inactive | 411 |
| 111420 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 20 | Communication Error | 420 |
| 111421 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 21 | Communication Error with Processor | 421 |
| 111440 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 40 | Processor Format Error | 440 |
| 111441 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 41 | Invalid Transaction Information | 441 |
| 111460 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 60 | Processor Feature not Available | 460 |
| 111461 | 1 | Credit Card | 1 | Transaction | 1 | Soft | 4 | Error | 61 | Unsupported Card Type | 461 |
| 112220 | 1 | Credit Card | 1 | Transaction | 2 | Action | 2 | Declined | 20 | Incorrect Payment Information | 220 |
| 112223 | 1 | Credit Card | 1 | Transaction | 2 | Action | 2 | Declined | 23 | Expired Card | 223 |
| 112224 | 1 | Credit Card | 1 | Transaction | 2 | Action | 2 | Declined | 24 | Invalid Expiration | 224 |
| 112225 | 1 | Credit Card | 1 | Transaction | 2 | Action | 2 | Declined | 25 | Invalid Security Code | 225 |
| 112263 | 1 | Credit Card | 1 | Transaction | 2 | Action | 2 | Declined | 63 | Updated Cardholder Information Available | 263 |
| 112264 | 1 | Credit Card | 1 | Transaction | 2 | Action | 2 | Declined | 64 | Retry in a Few Days | 264 |
| 112540 | 1 | Credit Card | 1 | Transaction | 2 | Action | 5 | Pending | 40 | Call Issuer | 240 |
| 112560 | 1 | Credit Card | 1 | Transaction | 2 | Action | 5 | Pending | 60 | Declined with Instruction | 260 |
| 113201 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 1 | Not Honored | 201 |
| 113221 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 21 | Issuer does not Exist | 221 |
| 113222 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 22 | Card Number does not Exist with Issuer | 222 |
| 113250 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 50 | Pick Up Card | 250 |
| 113251 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 51 | Lost Card | 251 |
| 113252 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 52 | Stolen Card | 252 |
| 113253 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 53 | Fraudulent Card | 253 |
| 113261 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 61 | Stop All Recurring Payments | 261 |
| 113262 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 2 | Declined | 62 | Stop This Recurring Program | 262 |
| 113301 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 3 | Rejected | 1 | Invalid Credit Card Number | 411 |
| 113302 | 1 | Credit Card | 1 | Transaction | 3 | Hard | 3 | Rejected | 2 | Has Previous Hard Decline | 411 |
| 131101 | 1 | Credit Card | 3 | Security Code | 1 | Soft | 1 | Approved | 1 | Match | M |
| 131103 | 1 | Credit Card | 3 | Security Code | 1 | Soft | 1 | Approved | 3 | Not Processed | P |
| 131104 | 1 | Credit Card | 3 | Security Code | 1 | Soft | 1 | Approved | 4 | Security Code not on Card | S |
| 131105 | 1 | Credit Card | 3 | Security Code | 1 | Soft | 1 | Approved | 5 | Issuer not Certified | U |
| 131210 | 1 | Credit Card | 3 | Security Code | 1 | Soft | 2 | Declined | 10 | No Match | N |
| 912301 | 9 | Multiple | 1 | Transaction | 2 | Action | 3 | Rejected | 1 | Rejected by Filter Rule | 411 |
| 921101 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 1 | Address and Full Postal Code Match | X |
| 921102 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 2 | Address and Partial Postal Code Match | Y,D,M |
| 921103 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 3 | Address Match | A,B |
| 921104 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 4 | Full Postal Code Match | W |
| 921105 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 5 | Partial Postal Code Match | Z,P,L |
| 921108 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 8 | Country does not participate | G,I |
| 921109 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 9 | Issuer System Unavailable | R |
| 921110 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 10 | Not a Card not Present Order | E |
| 921111 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 11 | Service not Supported | S |
| 921112 | 9 | Multiple | 2 | Address | 1 | Soft | 1 | Approved | 12 | Address Verification System not Available | O,B |
| 921206 | 9 | Multiple | 2 | Address | 1 | Soft | 2 | Declined | 6 | No Address Match | N,C |
| 921207 | 9 | Multiple | 2 | Address | 1 | Soft | 2 | Declined | 7 | Address Unavailable | U |