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Spacemail for Claude vs MockForge

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Spacemail for Claude compared with MockForge
DetailSpacemail for Claude logo Spacemail for ClaudeMockForge logo MockForge
What it doesFree MCP connector for Claude to access Spacemail email Open-source API mock server for multiple protocols
StageNot given Not given
FoundedNot given Not given
Based inGB US
Pricing modelOpen source Freemium
PricingFree Free: $0/month with 10,000 requests/month and local mocks only. Pro: $29/month with 250,000 requests/month, 100,000 platform AI tokens/month, and 3 hosted mocks. Team: $99/month with 1,000,000 requests/month, 1,000,000 platform AI tokens/month, and unlimited hosted mocks. Annual plans include 2 mont
Key features
  • Check new mail across all mailboxes with message previews
  • Search emails by sender, subject, words or date
  • Read full email messages with attachment names
  • Draft threaded replies and new emails saved to Drafts
  • Mark messages as read or unread and flag important ones
  • Archive, move or delete messages to Trash
  • Works with Claude Desktop, Claude Code, Cursor and Windsurf
  • Support for up to three mailboxes
  • Drafts saved for manual review before sending
  • Data stays on your computer, not collected by Norwich Website Design
  • Multi-protocol support (REST, gRPC, GraphQL, WebSocket, Kafka, MQTT and more)
  • Realistic data synthesis with template tokens and faker fields
  • Latency and fault injection for testing retries and fallbacks
  • Record and replay for capturing and replaying live traffic
  • Modern admin UI for managing servers, overrides and metrics
  • Configuration as code with OpenAPI specs and YAML
  • Local-first development without account requirement
  • CI integration with local endpoints
  • HTTP bridge exposing gRPC services over REST
  • BYOK AI integration with user provider keys
What makes it different
  • Free and open-source under MIT licence
  • Email content marked as untrusted to prevent phishing attacks
  • Deleted messages go to Trash, not permanently deleted
  • Independent project not affiliated with Spaceship or Spacemail
  • Multi-protocol mocking from one configuration file
  • Realism-first simulation with data synthesis and failure injection
  • Open source with permissive MIT or Apache-2.0 licensing
  • Local-first approach with optional cloud collaboration
  • Deploy to cloud hosting with a single command
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)44 −1 (down) since last check9 no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)417
Referring domains (Majestic)37

6 details filled in for both companies.

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