API changes · CS Deals API

Check your API key GET Crypto withdrawal status GET Withdraw balance to crypto POST Export your order history GET Order history GET Balance history GET Your account GET

Book snapshot GET Single listing GET Listings GET Overview GET Every price at once GET Prices GET Average sale prices GET Sales history GET

Delist POST Edit a listing PATCH Your Steam inventory for instant sell GET Instant sell status GET Instant sell from Steam POST List items for sale POST Value of your listings GET Your listings GET Sell from Steam POST Your Steam inventory GET

Your backpack GET Deposit from Steam POST Buy listings POST Your trades GET Withdraw to Steam POST

API changes

Breaking changes and deprecations, newest first.

Open raw markdownFor pasting into AI assistants

Every change that can affect an integration is recorded here, one page per release, newest first. Read the latest entry before upgrading, or when a call starts behaving differently from what you expect.

Migrating from the v1 API

Endpoint-by-endpoint mapping from the legacy /IService/Method/v1 API.

15 October 2026

Instant sell is now available through the API.

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