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SEP-2243: safe-integer-range MUST is untested, and SDKs disagree on what it requires

Status: Open.

#445In modelcontextprotocol/conformance;

· halter73 opened on Aug 5, 2026

tier-audit docs coverage: evaluate the feature list against the spec revision an SDK targets

Status: Open.

#441In modelcontextprotocol/conformance;

· paulbalandan opened on Aug 4, 2026

input-required-result: harness sends the literal string "undefined" as an inputResponses key when round 1 names no input requests

Status: Open.

#440In modelcontextprotocol/conformance;

· marcus-kepler-92 opened on Aug 4, 2026

input-required-result: sampling/roots scenarios vs SEP-2577, and capability-check accepting no inputRequests

Status: Open.

#439In modelcontextprotocol/conformance;

· paulbalandan opened on Aug 3, 2026

Cover CIMD-only client authorization with no DCR endpoint

enhancementNew feature or requestNew feature or request

Status: Open.

#437In modelcontextprotocol/conformance;

· acartag7 opened on Aug 2, 2026

Add conformance scenario: logging/setLevel and log notifications

Status: Open.

#435In modelcontextprotocol/conformance;

· elang2 opened on Aug 2, 2026

Add conformance scenario: progress notification edge cases

Status: Open.

#434In modelcontextprotocol/conformance;

· elang2 opened on Aug 2, 2026

Add conformance scenario: notifications/cancelled

Status: Open.

#433In modelcontextprotocol/conformance;

· elang2 opened on Aug 2, 2026

WIP: generic scenario steering — plumbing-only client scenarios shouldn't need per-SDK fixture handlers

Status: Open.

#431In modelcontextprotocol/conformance;

· pcarleton opened on Jul 31, 2026

WARNING severity is inconsistent between client and server runners (client warnings can block Tier 1, server warnings cannot)

Status: Open.

#430In modelcontextprotocol/conformance;

· pcarleton opened on Jul 31, 2026

Spec gap: no defined success response for session-termination DELETE (only 405 is specified)

Status: Open.

#429In modelcontextprotocol/conformance;

· pcarleton opened on Jul 31, 2026

lifecycle.ts session-id probe: raw initialize fetch is unbounded and never consumes the response body

Status: Open.

#428In modelcontextprotocol/conformance;

· pcarleton opened on Jul 31, 2026