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Bump mcp from 0.12.0 to 0.17.0#15

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Bump mcp from 0.12.0 to 0.17.0#15
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dependabot/bundler/mcp-0.17.0

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@dependabot dependabot Bot commented on behalf of github May 21, 2026

Bumps mcp from 0.12.0 to 0.17.0.

Release notes

Sourced from mcp's releases.

v0.17.0

Added

  • Add OAuth 2.1 client support for MCP authorization flow (#353)

Fixed

  • Validate MCP-Protocol-Version header in StreamableHTTPTransport (#347)
  • Reject duplicate initialize requests (#350)
  • Reject non-Hash JSON-RPC bodies in StreamableHTTPTransport (#354)

v0.16.0

Added

  • Add opt-in tool output validation (#344)

Changed

  • Advertise JSON Schema 2020-12 dialect on emitted tool schemas (#342)

Fixed

  • Preserve client tool output schemas (#343)
  • Fix missing output_schema argument in define_tool API (#301)

v0.15.0

Added

  • Support notifications/cancelled per MCP specification (#332)
  • Add client-level connect for initialize handshake (#327)
  • Add client-level connect handshake to stdio transport (#336)

Changed

  • Return tool argument validation failures as tool execution errors (#333)

Removed

  • Remove obsolete MCP::Transports module (#331)

v0.14.0

Added

  • Support pagination per MCP specification (#320)
  • Support resource subscriptions per MCP specification (#313)
  • Add roots/list and notifications/roots/list_changed support (#315)
  • Support JSON response mode for StreamableHTTPTransport (#328)
  • Add HTTP client close for explicit session termination (#326)
  • Track Mcp-Session-Id and protocol version in HTTP client (#325)
  • Support ping client API per MCP specification (#324)

... (truncated)

Changelog

Sourced from mcp's changelog.

[0.17.0] - 2026-05-19

Added

  • Add OAuth 2.1 client support for MCP authorization flow (#353)

Fixed

  • Validate MCP-Protocol-Version header in StreamableHTTPTransport (#347)
  • Reject duplicate initialize requests (#350)
  • Reject non-Hash JSON-RPC bodies in StreamableHTTPTransport (#354)

[0.16.0] - 2026-05-14

Added

  • Add opt-in tool output validation (#344)

Changed

  • Advertise JSON Schema 2020-12 dialect on emitted tool schemas (#342)

Fixed

  • Preserve client tool output schemas (#343)
  • Fix missing output_schema argument in define_tool API (#301)

[0.15.0] - 2026-05-05

Added

  • Support notifications/cancelled per MCP specification (#332)
  • Add client-level connect for initialize handshake (#327)
  • Add client-level connect handshake to stdio transport (#336)

Changed

  • Return tool argument validation failures as tool execution errors (#333)

Removed

  • Remove obsolete MCP::Transports module (#331)

[0.14.0] - 2026-04-24

Added

  • Support pagination per MCP specification (#320)
  • Support resource subscriptions per MCP specification (#313)
  • Add roots/list and notifications/roots/list_changed support (#315)

... (truncated)

Commits
  • d17cc51 Merge pull request #355 from koic/release_0_17_0
  • 2efd0c3 Release 0.17.0
  • 2832bc0 Merge pull request #353 from koic/add_oauth_2_1_client_support_for_mcp_author...
  • 7db22f4 Reject duplicate initialize requests (#350)
  • 9caba30 Merge pull request #354 from koic/reject_non_hash_post_body_in_streamable_htt...
  • 993dbf5 Merge pull request #352 from koic/document_initialize_protocol_version_authority
  • f62d813 Reject non-Hash JSON-RPC bodies in StreamableHTTPTransport
  • 5766069 Add OAuth 2.1 client support for MCP authorization flow
  • 711f064 Document initialize body protocolVersion is authoritative on Streamable HTTP
  • d6b5392 Merge pull request #347 from koic/validate_mcp-protocol-version_header_in_str...
  • Additional commits viewable in compare view

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Bumps [mcp](https://github.com/modelcontextprotocol/ruby-sdk) from 0.12.0 to 0.17.0.
- [Release notes](https://github.com/modelcontextprotocol/ruby-sdk/releases)
- [Changelog](https://github.com/modelcontextprotocol/ruby-sdk/blob/main/CHANGELOG.md)
- [Commits](modelcontextprotocol/ruby-sdk@v0.12.0...v0.17.0)

---
updated-dependencies:
- dependency-name: mcp
  dependency-version: 0.17.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot Bot added dependencies Pull requests that update a dependency file ruby Pull requests that update ruby code labels May 21, 2026
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