Mindshare › The Protocol War
The Protocol War Week 31 · closed 2026-07-31 · 23:59 UTC Conversational market share · X

4 weeks, one leader: MCP.

Week 31 closed 2026-07-31. MCP led with 95.0%.

4 weeks at #1 · 12,562 posts tracked
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Live standings · trailing 7 days · updated 49h ago
1 MCPLeader 95.0% ▼ 0.5
2 A2A▲ Top mover 5.0% ▲ 0.5

Head to head

leader vs #2 · pairwise share
MCP 95.0% vs A2A 5.0%

Pairwise share of the X conversation — sums to 100. Gap 90 points. Open duel page →

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All rivalries

MCPvsA2A

Moments

Past weeks

Methodology

organic mentions · 7d · X API

Public X posts only — organic, retweets excluded. Aggregate counts; no user data stored. Each row's exact query:

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