# Only one out of 4,356 MCP servers meets the 2026-07-28 spec

A scan of over 4,300 reachable MCP servers found only one fully compliant with the upcoming 2026-07-28 specification. This reveals an enormous gap between current implementations and the required standard, raising concerns for future compatibility and adoption. Developers and users of MCP should monitor this discrepancy closely.

**Importance:** 3/5

## Sources

### Technology
- [Hacker News](https://github.com/Roee-Tsur/mcp-spec-check) — Sun, 12 Jul 2026 13:21:01 +0000