toolgrep / AI agents & frameworks / DOS AI
Alternatives to DOS AI
DOS AI: AI assistant platform for WhatsApp, Instagram and Telegram with a built-in CRM. 8 products similar to DOS AI, compared on pricing, free tier, API, MCP server, SDK and open source. 7 of 8 have a free tier, 8 of 8 have an API, 7 of 8 offer an MCP server.
- DialogBrain
AI agent for WhatsApp, Telegram and calls
- ErzyCall
Inbound, Outbound & WhatsApp AI
- Sending
MCP-native messaging orchestration for email, WhatsApp and Telegram
- Twilio
APIs for SMS, RCS, WhatsApp, voice, and email, plus conversational AI and identity verification tools.
- Courier
Customer messaging platform for humans and AI agents
- Zapier
Automate AI workflows, agents, and apps across 9,000+ integrations
- Plain
AI support infrastructure for B2B teams
- Formstep
Send customers prefilled forms, get the answers back
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| DOS AI | Freemium · from $25/month (WhatsApp/Instagram subscription) plus usage-based AI reply billing; Telegram free | yes | yes | yes | no | no |
| DialogBrain | Usage-based | yes | yes | yes | — | no |
| ErzyCall | Freemium · from $14.99/month (AI Receptionist, billed annually; $29.99/month monthly). Outbound minutes from $19 per 100 minutes. WhatsApp plans from $39/mo for 1,000 contacts. | yes | yes | yes | — | no |
| Sending | Freemium · from €0/mo (free tier: 3,000 emails/mo) | yes | yes | yes | yes | no |
| Twilio | Usage-based · from $0.0083 per SMS message; $0.014/min to make a voice call; SendGrid Email API free tier of 100 emails/day with paid plans from $19.95/month | yes | yes | — | yes | no |
| Courier | Freemium | yes | yes | yes | yes | no |
| Zapier | Freemium · from $19.99/month | yes | yes | yes | yes | no |
| Plain | Freemium · from $45 per user per month (Foundation, billed annually); Horizon $99 per user per month; Frontier custom | no | yes | yes | yes | no |
| Formstep | Freemium · from $29.00/mo | yes | yes | yes | no | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
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