Vivgrid vs Sickle
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Vivgrid compared with Sickle
| Detail | 
Vivgrid | 
Sickle |
|---|
| What it does | The Managed Skills Platform for AI Agents
| Email MCP server for Claude, Cursor and other AI agents to access every mailbox you own
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | US
| GB
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| Pricing model | Freemium
| Free trial
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| Pricing | Free plan with pay-as-you-go model usage, 5M TPM / 100 RPM rate limits. Growth plan: $25/month with $25 in token credits included, 15M TPM / 3,000 RPM rate limits. Enterprise plan: custom, volume-based pricing with BYOC, SSO/SAML, custom SLAs, VPC and private deployments.
| Monthly: €8.99/month after 7-day free trial. Yearly: €30/year (€2.50/month equivalent, 72% savings). Includes both the Mac app and the MCP connector.
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| Key features | - Managed Skills with instant deployment to all agents
- Agent observability and debugging across all decisions
- Globally distributed inference with low latency
- Safety guardrails and agent evaluation
- Multi-agent orchestration with stateful memory
- Centralized security and access control
- Support for multiple frontier LLM models
- Real-time cost and performance insights
- Agent Insights dashboard
| - Search across multiple mailboxes simultaneously
- Read full email threads with conversation history
- Move, archive and mark emails as read
- Scoped permissions: read, change, and send separately
- Attach files up to 18 MB to drafts and emails
- Download and open email attachments
- Native macOS mail client included
- Support for multiple email providers
- Encrypted file handling during transfer
- Revoke access anytime within the hour
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| What makes it different | - Ship agent improvements in minutes instead of release cycles
- Centralized skill management without requiring redeploy
- Complete visibility into agent decisions for fast debugging
- Proven safe releases with guardrails before production
- No infrastructure expertise required to deploy agents at scale
| - Works with any MCP client, not locked to one AI platform
- No installation required; works on macOS, Windows and Linux
- Access unlimited email accounts simultaneously in one connection
- Send emails with opt-in permission and approval workflow
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 39 ▼ −1 (down) since last check | 13 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 25 | 8 |
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| Citation Flow (Majestic) | 38 | 22 |
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| Referring domains (Majestic) | 2622 | 17 |
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6 details filled in for both companies.
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