How to test each API style: REST vs GraphQL vs gRPC, GraphQL, SOAP/WSDL, WebSocket and MCP servers.
Protocol testing guides: REST vs GraphQL vs gRPC, how to test GraphQL APIs, SOAP and WSDL testing, WebSocket testing and MCP server security testing.
A practical guide to testing Model Context Protocol servers — the handshake, tools/list and tools/call, schema assertions, error mapping, transport differences, and the security cases unique to MCP.
How to test GraphQL APIs — the real differences from REST testing, working code in the frameworks you already use, and the tools built specifically for GraphQL exploration and testing.
How to test SOAP APIs: envelopes, WSDL, faults and namespaced XPath, SOAP vs REST testing, the test cases to cover, tools, CI/CD, and what changes in banking and other regulated industries.
MCP versus REST from a testing point of view — protocol, contract discovery, caller behaviour, error channels, security surface and what your existing API test skills carry over unchanged.
The 8 best WebSocket testing tools in 2026 — CLI clients, GUI tools, browser-integrated monitoring, and load testing — and what's actually different about testing a persistent connection vs a single request.
A neutral roundup of the 8 best gRPC testing tools in 2026 — manual clients, load testing tools, and language-native test frameworks — and an honest look at where general API testing platforms actually stand with gRPC.
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