Open Brain vs Rasa
Open Brain vs Rasa, compared side by side on 10 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Open Brain is on 7/100 and Rasa on 49/100.
Where each one leads
Open Brain
Leads on none of the measures we hold for both companies.
Rasa
- our overall score: 49/100 against 7/100
- agent readiness: 45/100 against 31/100
At a glance
| Measure | Open Brain | Rasa |
|---|---|---|
| What it is | Open Brain is an AI-powered platform that helps businesses automate customer support and sales with intelligent conversational agents. | Open-source conversational AI platform for building custom chatbots and virtual assistants. |
| Category | Conversational AI, AI Agent, Customer Service Automation, Contact Center AI | Conversational AI, Voice AI, AI Chatbot, Customer Service Automation |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | Not published | 2016 |
| Headquarters | Not published | Berlin, Germany |
| Status | Inactive | Active |
Size, funding and growth
| Measure | Open Brain | Rasa |
|---|---|---|
| Employees | Not published | 193 |
| Total funding | Not published | $13.0M |
| Latest round | Not published | Series A |
| LinkedIn followers | Not published | 24,599 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Open Brain | Rasa |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 7/100 | 49/100 |
| Traction | Not published | 56/100 |
| Team | Not published | 70/100 |
| Community | Not published | 15/100 |
| Search visibility | 2/100 | 32/100 |
| Quality | Not published | 45/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (31/100) | D (45/100) |
| Domain ratingLink authority, 0-100 | Not published | 74/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Open Brain | Rasa |
|---|---|---|
| CDN | Not detected | Cloudflare |
| CMS | Not detected | Webflow |
| Analytics | Not detected | Google Tag Manager, PostHog |
| Support stack | Not detected | HubSpot |
| Open source | No | Yes |
| Self-hostable | No | Yes |
Open Brain vs Rasa: common questions
Which is better, Open Brain or Rasa?
On our 0-100 score Rasa rates higher (49/100 against 7/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 10 data points above: read the rows that match what you are buying for.
How do Open Brain and Rasa compare on the numbers?
Rasa leads on our overall score (49/100 against 7/100), agent readiness (45/100 against 31/100).
Read the full Open Brain review and pricing or the Rasa review and pricing. You can also browse other Open Brain alternatives we track.