21st Agents SDK vs Character.AI vs Convai vs Snowflake
| Attribute | ||||
|---|---|---|---|---|
| Category | Developer Tools | AI Agents & Assistants | AI Agents & Assistants | Data & Databases |
| Pricing | Paid | Free tier | Free tier | Free tier |
| Starting price | $6/month | $9.99/month | $5/month | $2 |
| Free tier | No | Yes | Yes | Yes |
| Free trial | No | No | Yes | Yes |
| Deployment | — | — | — | — |
| API available | Unknown | Unknown | Unknown | Yes |
| Platforms | — | — | — | — |
| Certifications | — | — | — | — |
| Integrations | 1 | — | — | — |
| Company | — | Founded 2022 | — | Founded 2012 |
| Feature attributes | ||||
| Sso Saml | — Unknown | — Unknown | — Unknown | — Unknown |
| Rbac | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Mobile App | — Unknown | — Unknown | — Unknown | — Unknown |
| Webhooks | — Unknown | — Unknown | — Unknown | — Unknown |
| Data Export | — Unknown | — Unknown | — Unknown | — Unknown |
| Database Model | — Unknown | — Unknown | — Unknown | — Unknown |
| Managed Hosting | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Serverless | — Unknown | — Unknown | — Unknown | — Unknown |
| Self Hosting | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Sql Support | — Unknown | — Unknown | — Unknown | ✓ Yes |
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.