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Client escalates handler-level HTTP errors to permanent connection failure

Status: Open.

#1117 In modelcontextprotocol/go-sdk;

· JAORMX opened on Jul 27, 2026

SetLoggingLevel omits SEP-2575 _meta while sending the 2026-07-28 header

Status: Open.

#1116 In modelcontextprotocol/go-sdk;

· JAORMX opened on Jul 27, 2026

No public way for a client to request a specific protocol version

Status: Open.

#1113 In modelcontextprotocol/go-sdk;

· JAORMX opened on Jul 27, 2026

SSE transport advertises 2026-07-28 in server/discover, but that revision only defines stdio and Streamable HTTP

Status: Open.

#1112 In modelcontextprotocol/go-sdk;

· JAORMX opened on Jul 27, 2026

auth: DCR registration omits scopes, causing invalid_scope on strict auth servers

Status: Open.

Bug

#1102 In modelcontextprotocol/go-sdk;

· PatOConnor43 opened on Jul 17, 2026

internal/jsonrpc2: plumb cancellation cause through req.ctx (resolve TODO #51365)

Status: Open.

Enhancement

#1100 In modelcontextprotocol/go-sdk;

· aha-jansen opened on Jul 17, 2026

jsonrpc2: server-closing error formats writeErr with %v, so errors.Is(err, io.EOF) is false for consumers

Status: Open.

Enhancement

#1098 In modelcontextprotocol/go-sdk;

· nudzo opened on Jul 16, 2026

No way to restrict the protocol versions a server advertises and negotiates

Status: Open.

#1095 In modelcontextprotocol/go-sdk;

· pmdroid opened on Jul 15, 2026

No option to override forced Cacheable defaults (cacheScope public, ttlMs 0) on SDK-generated results

Status: Open.

#1094 In modelcontextprotocol/go-sdk;

· pmdroid opened on Jul 15, 2026

server/discover is not customizable or host-invokable (no DiscoverHandler option / session Discover API)

Status: Open.

#1092 In modelcontextprotocol/go-sdk;

· pmdroid opened on Jul 15, 2026

No exported way for a server to send notifications/elicitation/complete (url-mode elicitation cannot finish)

Status: Open.

#1091 In modelcontextprotocol/go-sdk;

· pmdroid opened on Jul 15, 2026

Disable nightly builds on the forks

Status: Open.

#1082 In modelcontextprotocol/go-sdk;

· IAmSurajBobade opened on Jul 14, 2026