The API Report CardAPI Index
Deem

Deem API

Corporate Travel Booking · deem.com

Deem's programmatic surface is Open Expense, a configurable bidirectional API that moves expense data to platforms like Chrome River, Coupa, and Infor. It is contract gated to partner expense vendors; there is no public self-serve developer portal or SDK.

Last verified: August 2026Hospitality & TravelNO MCP
API GRADE
D
VERIFIED AUG 2026

SCORECARD

ExistenceGOODOpen Expense is a real bidirectional API moving expense data to platforms like Chrome River, Coupa, and Infor.
AccessPOOROpen Expense is contract gated to expense platform partners like Chrome River and Coupa; no self-serve signup or public credentials.
CoveragePOOROnly expense data exchange is covered; nothing beyond the Open Expense connector is documented.
AuthPOOR
Docs & DXPOORNo public developer portal or SDKs; developer documentation is limited and distributed to partners.
StabilityMIXED
MCPNONENo official or community MCP server was found for Deem or its Etta corporate travel product. Registry and web searches return no Model Context Protocol results. VERIFIED 2026-08
Supergood turns hard-to-integrate enterprise software into clean REST APIs and MCP tools: stable endpoints, normalized JSON, managed auth.

Frequently asked questions

Deem scores D on Supergood's API Report Card. Deem's programmatic surface is Open Expense, a configurable bidirectional API that moves expense data to platforms like Chrome River, Coupa, and Infor. It is contract gated to partner expense vendors; there is no public self-serve developer portal or SDK.

Tried to integrate with Deem?
SOURCES
API is partner/expense-vendor-gated, not self-serve businesstravelnews.com
Limited public developer documentation pymnts.com
Interface and content depth vs. larger rivals getapp.com
Distributed mainly via TMCs, limiting direct control dt.com
Feature parity gaps vs. Concur/Navan getapp.com