Changelog

Spur MCP release history

Track contract changes to tools, responses, and integration expectations.

v1.12.0

April 2026

Added conversation_search tool for listing and searching conversations with cursor pagination, channel filtering, and unread-only mode
Added conversation_messages tool for fetching paginated message history within a conversation
Added template_update_draft tool for modifying existing draft templates without recreating them
Hardened workspace isolation across templates, segments, broadcasts, and channels to prevent cross-workspace access
Improved JSON content parsing for broadcast messages and template component payloads
Added cross-workspace error hints to guide API key scoping
Composite cursor for conversation_messages eliminates duplicate-timestamp pagination gaps

February 2026

Added customer_import_csv_validate, customer_import_csv_start, customer_import_csv_status, and customer_import_csv_clear tools
Mapped MCP CSV import tools to the same validation + queue backend flow used by Spur UI imports
Expanded MCP docs and tool catalog with import payload examples for large contact uploads

February 2026

Fixed template_requirements dynamic URL button samples to use real template button indices (not hard-coded index 0)
Improved dynamic URL guidance to include exact button-index matching for runtime payloads
Updated MCP-level instructions to enforce segment + broadcast flow for bulk sends

February 2026

Expanded MCP error text/hints to surface provider details for Invalid parameter failures
Updated template runtime guidance for dynamic URL buttons (use URL suffix params, not full URLs)
Clarified bulk-send workflow to prefer segment + broadcast tools instead of looping message_send

February 2026

Added template_requirements tool to return runtime requirements and sample contentMessage payloads
Added carousel preflight validation in broadcast_create and broadcast_update for safer template sends
Expanded MCP error hints for EC_INVALID_TEMPLATE_ARGS and missing carousel runtime payloads

February 2026

Added segment tooling: segment_filters_catalog, segment_search, segment_create, segment_update, and segment_delete
Added broadcast lifecycle tooling: broadcast_create, broadcast_update, broadcast_launch, broadcast_search, broadcast_analytics, and broadcast_overview_stats
Expanded Swagger contracts for segment and broadcast endpoints with concrete request/response/error examples
Extended MCP error hints for segment and broadcast business-rule failures

February 2026

Initial Spur MCP release with Streamable HTTP transport
Initial tool surface covering template draft/submit, message send, contact create/update/delete/search, channels list, and template sync/search/delete
Structured error normalization with providerError passthrough and actionable hints
Swagger contracts expanded for MCP-backed REST endpoints with concrete success and failure examples