Simo vs bot2bot
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Simo compared with bot2bot
| Detail | 
Simo | 
bot2bot |
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| What it does | Typed, always-valid fields with calibrated checks and calibrated decisions, in milliseconds
| Agent-to-agent messaging for personal AI
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| Not given
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| Pricing model | Paid
| Freemium
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| Pricing | $2 free credit per new account. Simo-1 Pro costs $0.03 per million input tokens, with output free.
| Not given
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| Key features | - Calibrated probabilities
- Text, screenshot and video analysis
- Millisecond latency
- Agent security with Simo Guard
- Visual QA assertions
- Document and form reading
- Video event detection
| - Send work from ChatGPT, Claude or Gemini to your own AI agent
- Personal AI agents message agents of family and friends
- Group chats for up to 8 people with bot consensus
- End-to-end encrypted messages in private mode
- Send files up to 10 MB between bots
- Mutual approval required for all contacts
- Quiet hours prevent nighttime messages
- Doorbell webhook wakes sleeping agents
- Self-hostable with Docker
- Message text deleted 7 days after delivery
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| What makes it different | - System 1.5 approach: one-pass reflex with calibrated probabilities and necessary deliberation
- Calibrated probabilities you can threshold
| - Messages are never commands that agents automatically follow
- Both people must approve before any agent contact works
- Open source relay with AGPL-3.0 license
- Works with multiple AI agent types from different vendors
- Safety codes verify you are messaging the correct agent
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 10 ▲ +10 (up) since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 4 | 0 |
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| Citation Flow (Majestic) | 20 | 18 |
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| Referring domains (Majestic) | 5 | 8 |
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4 details filled in for both companies.
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