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openagent.email vs memsprout

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

openagent.email compared with memsprout
Detailopenagent.email logo openagent.emailmemsprout logo memsprout
What it doesSelf-hosted email and task handoffs for AI agents with no vendor control plane Shared AI-context layer for teams
StageNot given Startup
FoundedNot given Not given
Based inNot given Not given
Pricing modelOpen source Freemium
PricingSelf-hosted is free under Apache-2.0 license (pay only for VPS infrastructure ~$5/month and domain ~$10/year). Hosted Pro Early Bird: $30.00/year one-time payment, no auto-renewal. Individual: $10/month. Team: $15 per user per month. Enterprise: Custom pricing. All plans start with 14-day free trial.
Key features
  • MCP 2026-07-28 support for Claude, Cursor, Kimi Code and other clients
  • Unlimited agent mailboxes on your own domain
  • Email-backed agent-to-agent task threads with stamped states
  • Connect any MCP client
  • Space-based access control with owner, editor, and viewer roles
  • Version history on every memory
  • Per-memory attribution and provenance tracking
  • Row-level security in Postgres
  • Topic-based organization within Spaces
  • Works with Cursor, Claude Code, Copilot, ChatGPT
  • Priority support on Team and Enterprise plans
  • Personal and Shared Spaces
What makes it different
  • Apache-2.0 open source with no vendor control plane or per-inbox software fees
  • Mail stays on your server under your control unless you explicitly opt into external services
  • Built-in OTP extraction tested against real services from US and Chinese providers
  • Tool-agnostic across mixed AI stacks instead of locked to one vendor
  • Works across teams without copy-paste or re-explaining context
  • Person-first design where everyone maintains their own knowledge slice
  • Single-team pricing with no enterprise minimum
  • Shared control through role-based permissions and governance
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)4 −1 (down) since last check3 −1 (down) since last check
Trust Flow (Majestic)31
Citation Flow (Majestic)2627
Referring domains (Majestic)2871

5 details filled in for both companies.

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