# Fidel API Documentation > Fidel is a card-linked API that lets developers create web and mobile applications for linking payment cards with reward services. Fidel API lets you connect your applications to credit and debit cards and monitor transactions in-store and online, chip & pin or contactless. Append .md to any documentation page URL to get its markdown version. ## Version Log - [Version Log](https://reference.fidel.uk/docs/version-log.md) ## API Reference - [Versioning](https://reference.fidel.uk/reference/versioning.md) - [Create Brand](https://reference.fidel.uk/reference/create-brand.md) - [Get Brand](https://reference.fidel.uk/reference/get-brand.md) - [List Brands](https://reference.fidel.uk/reference/list-brands.md) - [Update Brand](https://reference.fidel.uk/reference/update-brand.md) - [Delete Brand](https://reference.fidel.uk/reference/delete-brand.md) - [List Programs](https://reference.fidel.uk/reference/list-programs.md) - [Create Program](https://reference.fidel.uk/reference/create-program.md) - [Update Program](https://reference.fidel.uk/reference/update-program.md) - [Get Program](https://reference.fidel.uk/reference/get-program.md) - [Create Location](https://reference.fidel.uk/reference/create-location.md): Creating a location requires a programId, brandId, and address details. Optionally, you can add merchantIDs. - [Get Location](https://reference.fidel.uk/reference/get-location.md): Receive information about a specific location based on the LocationId - [Update Location](https://reference.fidel.uk/reference/update-location.md): Update location details - [List Locations](https://reference.fidel.uk/reference/list-locations.md) - [List Locations by Brand](https://reference.fidel.uk/reference/list-locations-by-brand.md) - [List Locations by Offer](https://reference.fidel.uk/reference/list-locations-by-offer.md): Lists all locations linked to an offer. - [Delete Location](https://reference.fidel.uk/reference/delete-location.md) - [Create Card](https://reference.fidel.uk/reference/create-card.md) - [Get Card](https://reference.fidel.uk/reference/get-card.md) - [List Cards](https://reference.fidel.uk/reference/list-cards.md) - [List Cards from Metadata ID](https://reference.fidel.uk/reference/list-cards-from-metadata-id.md) - [Delete Card](https://reference.fidel.uk/reference/delete-card.md) - [Update Card Metadata](https://reference.fidel.uk/reference/update-card-metadata.md) - [Create Offer](https://reference.fidel.uk/reference/create-offer.md) - [Update Offer](https://reference.fidel.uk/reference/edit-offer.md): Update specific offer properties. - [Get Offer](https://reference.fidel.uk/reference/get-offer.md) - [List Offers](https://reference.fidel.uk/reference/list-offers.md) - [Delete Offer](https://reference.fidel.uk/reference/delete-offer.md) - [Link Location to Offer](https://reference.fidel.uk/reference/link-location-to-offer.md): Links locations to an offer. - [Link All Brand Locations to Offer](https://reference.fidel.uk/reference/link-all-program-locations-to-offer.md): Links locations to an offer. - [Unlink Location to Offer](https://reference.fidel.uk/reference/unlink-location-to-offer.md): Unlinks a location from an offer. - [Send Offer to Brand](https://reference.fidel.uk/reference/send-offer-to-brand.md): This endpoint requires funded.id != accountId, so will only work for offers not self-funded. This will only work in the live environment. (All Offers in test are self-funded,) - [Activate Offer on Card](https://reference.fidel.uk/reference/activate-offer-on-card.md) - [Deactivate Offer on Card](https://reference.fidel.uk/reference/unlink-card-from-offer.md): Removes a card from an offer. The usage count resets to 0 on the removed card. - [Check Active Offer on Card](https://reference.fidel.uk/reference/get-active-offer-on-card.md) - [List Cards with Active Offer](https://reference.fidel.uk/reference/list-cards-with-active-offer.md) - [Create Transaction](https://reference.fidel.uk/reference/create-transaction-test.md): This API endpoint only works in the test environment. - [Get Transaction](https://reference.fidel.uk/reference/get-transaction.md) - [List Transactions by Program](https://reference.fidel.uk/reference/list-transactions.md) - [List Transactions by Card](https://reference.fidel.uk/reference/list-transactions-by-card.md) - [Create Webhook (Brand)](https://reference.fidel.uk/reference/create-webhook-brand.md) - [Create Webhook (Program)](https://reference.fidel.uk/reference/create-webhook-program.md) - [Get Webhook](https://reference.fidel.uk/reference/get-webhook.md) - [Update Webhook](https://reference.fidel.uk/reference/update-webhook.md) - [List Webhooks](https://reference.fidel.uk/reference/list-webhooks.md) - [Delete Webhook](https://reference.fidel.uk/reference/delete-webhook.md) - [Get mid request](https://reference.fidel.uk/reference/post_programsprogramidmid-requests-1.md) - [List mid requests](https://reference.fidel.uk/reference/get_programsprogramidmid-requestsmidrequestid-1.md) - [Create mid request](https://reference.fidel.uk/reference/get_programsprogramidmidsmidid-3.md) - [Get mid](https://reference.fidel.uk/reference/get_cardscardid-1.md) - [List mids](https://reference.fidel.uk/reference/get_programsprogramidmidsmidid-2.md) - [Fidel's Marketplace Offers vs My Programs' Offers](https://reference.fidel.uk/reference/fidels-marketplace-offers-vs-my-programs-offers.md) - [Get Marketplace Offers](https://reference.fidel.uk/reference/get_marketplace-offers.md) - [Create Offer from Marketplace Offer](https://reference.fidel.uk/reference/post_marketplace-offersmarketplaceofferidoffers.md) - [Create missing transaction request](https://reference.fidel.uk/reference/post_cards-cardid-missing-transaction-requests.md) - [Get missing transaction request](https://reference.fidel.uk/reference/get_missing-transaction-requests-missingtransactionrequestid.md) - [List missing transaction requests](https://reference.fidel.uk/reference/get_programs-programid-missing-transaction-requests.md) - [List Mid Insights](https://reference.fidel.uk/reference/list-mid-insights.md): Returns paginated mid insight records for a program. ## Pages - [Create Card - Error Responses](https://reference.fidel.uk/page/create-card-error-responses.md) - [Delete Card - Error Responses](https://reference.fidel.uk/page/delete-card-error-responses-1.md) ## Change Log - [July 2026](https://reference.fidel.uk/changelog/july-2026.md) - [Feb 2026](https://reference.fidel.uk/changelog/feb-2025.md) - [Nov 2025](https://reference.fidel.uk/changelog/nov-2025.md) - [May 2025](https://reference.fidel.uk/changelog/may-2025.md) - [January 2025](https://reference.fidel.uk/changelog/january-2025.md) - [October 2024](https://reference.fidel.uk/changelog/october-2024.md) - [August 2022](https://reference.fidel.uk/changelog/august-2022.md) - [July 2022](https://reference.fidel.uk/changelog/july-2022.md) - [May 2022](https://reference.fidel.uk/changelog/may-2022.md) - [February 2022](https://reference.fidel.uk/changelog/february-2022.md)