Expired50% confidenceFactExact time
Before MCP emerged, the industry commonly used the Function Calling mechanism proposed by OpenAI, but this mechanism is a vendor-specific implementation with tool integration facing N×M complexity; MCP reduces integration complexity from N×M to N+M.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
MCP vs Skills: Understanding the Key to AI Testing Efficiency
bilibili墨尺老师说软测6/18/2026
Related Claims
UnverifiedBefore MCP emerged, the integration of large language models with external tools was highly fragmented, with OpenAI's Function Calling, LangChain's Tool framework, and various vendor plugin mechanisms being mutually incompatible.81% similarVerifiedMCP standardizes the integration complexity between AI applications and external tools from M×N to M+N.80% similar
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