Clay vs Clearbit vs Cognism vs Optimal Workshop
| Attribute | ||||
|---|---|---|---|---|
| Category | Sales Intelligence & Lead Generation | Sales Intelligence & Lead Generation | Sales Intelligence & Lead Generation | Research & Science |
| Pricing | Free tier | Paid | Paid | Paid |
| Starting price | $134/month | $45/month | $1500/month | $199/month |
| Free tier | Yes | No | No | No |
| Free trial | No | Yes | No | No |
| Deployment | — | Cloud | Cloud | — |
| API available | Unknown | Unknown | Unknown | Unknown |
| Platforms | — | — | — | — |
| Certifications | — | — | — | — |
| Integrations | 3 | 1 | — | 1 |
| Company | — | — | Founded 2025 | — |
| Feature attributes | ||||
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.