Rasa
by Rasa
What Rasa is
Rasa is a web platform for creating AI assistants and deploying them across multiple channels. Teams can generate bots, build conversation flows visually, provide answers from a knowledge base, and hand conversations to a person. The Free Developer Edition costs nothing and allows one bot per company, up to 1,000 external conversations and 100 internal conversations each month. Rasa Pro adds CALM dialogue understanding and management, enterprise search, channel connectors, observability, and PII data management; its price is on request. The Business plan includes Rasa Pro features along with Rasa Studio, a no-code flow builder, conversation analysis, SSO, and role-based access control. Enterprise provides full access to the Rasa Platform, premium support, large-scale deployment, and enterprise security features; its price is on request. Rasa was founded in 2016 and is headquartered in San Francisco, California. Its listed platform is web, and its pricing model is freemium.
Who it suits
Rasa suits teams that want to create AI assistants with visual flow building, knowledge-base answers, and human handoff. The free edition offers a starting point for a company building one bot within its monthly conversation limits, while higher plans add management and enterprise capabilities.
What it does well
- Visual flow builder and AI bot generation are included.
- Assistants can answer from a knowledge base.
- Human handoff supports passing conversations to a person.
- Free edition allows one bot per company.
- Business plan adds SSO and role-based access control.
What to know first
- Free edition is limited to one bot per company.
- Free edition caps external conversations at 1,000 monthly.
- Free edition caps internal conversations at 100 monthly.
- Prices for Rasa Pro, Business, and Enterprise are on request.
Limits
The Free Developer Edition supports one bot per company, 1,000 external conversations per month, and 100 internal conversations per month.
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Free Developer Edition | one bot per company · up to 1,000 external conversations/month or 100 internal conversations/month · community forum support | Free |
| Rasa Pro | CALM dialogue understanding and management · Enterprise search · Channel connectors · Observability · PII data management | On request |
| Business plan | Rasa Pro plus Rasa Studio · No-code AI assistant flow builder · Conversation analysis · SSO · Role-based access control | On request |
| Enterprise | full Rasa Platform access · premium support · large-scale deployment · enterprise security features | On request |
As rasa.com lists them, read 21 Oct 2026. The maker's own page has the final word.
Getting started
- Visit https://rasa.com/.
- Open the web platform.
- Start with the Free Developer Edition at no cost, or review the plans priced on request.
Verdict
Choose Rasa if you need a web platform for building multichannel assistants with visual flows, knowledge-base answers, and human handoff. The free edition provides a defined starting point; look elsewhere if you need more than one bot or exceed its monthly conversation caps without moving to another plan.
Questions
Is there a free plan?
Yes. The Free Developer Edition costs nothing.
What are the free plan limits?
It allows one bot per company, 1,000 external conversations per month, and 100 internal conversations per month.
What platforms does Rasa support?
The listed platform is web.
What does Rasa Pro add?
It includes CALM dialogue understanding and management, enterprise search, channel connectors, observability, and PII data management.
How much do the paid plans cost?
Prices for Rasa Pro, Business, and Enterprise are on request.
Where is Rasa based?
Rasa is headquartered in San Francisco, California, and was founded in 2016.
Facts from Rasa's own pages
- AI bot generation
- Yes · rasa.com, 21 Sept 2026
- Apple Silicon limitation
- The documentation warns that Duckling containers and the ConveRTFeaturizer are not supported natively on Apple Silicon. · legacy-docs-oss.rasa.com, 21 Oct 2026
- Backend integrations
- The backend can connect to systems such as Zendesk, Salesforce, ServiceNow, HubSpot and databases including MongoDB, DynamoDB and Oracle. · info.rasa.com, 21 Oct 2026
- Channel connectivity
- Built-in channel options include Slack, Facebook Messenger, Twilio, Telegram, Microsoft Bot Framework, Cisco Webex, Rocket.Chat, Mattermost and Google Hangouts. · info.rasa.com, 21 Oct 2026
- Code and visual building
- The platform lets teams design agents in code or through a visual assistant flow builder. · rasa.com, 21 Oct 2026
- Company identity
- LinkedIn lists Rasa as a privately held software company founded in 2016, headquartered in San Francisco, with 51–200 employees. · linkedin.com, 21 Oct 2026
- Context management
- The runtime manages dialogue state, memory and context across conversation turns. · rasa.com, 21 Oct 2026
- Custom actions
- Custom actions can call APIs, query databases and execute arbitrary business logic through an action server. · legacy-docs-oss.rasa.com, 21 Oct 2026
- Data hosting
- Rasa states that self-hosted deployments keep customer data on infrastructure selected and operated by the customer. · info.rasa.com, 21 Oct 2026
- Deployment channels
- multichannel · rasa.com, 21 Sept 2026
- Deployment choices
- Rasa offers self-managed on-premises or private-cloud deployment as well as a managed service. · rasa.com, 21 Oct 2026
- Deployment scaling
- Rasa supports Kubernetes and OpenShift deployment with Helm charts and multiple replicas for scaling. · rasa.com, 21 Oct 2026
- Documentation
- The documentation portal contains installation guides, tutorials, API references, deployment material and SDK guidance. · info.rasa.com, 21 Oct 2026
- Earlier funding
- Rasa announced a $13 million Accel-led Series A in April 2019 and said the financing would help move headquarters to San Francisco. · prnewswire.com, 21 Oct 2026
- Enterprise search
- Rasa includes enterprise search and retrieval-augmented generation capabilities for grounding answers in connected knowledge sources. · rasa.com, 21 Oct 2026
- Founded
- 2016 · rasa.com, 28 Sept 2026
- Free plan
- Yes · rasa.com, 21 Sept 2026
- Funding
- Rasa Technologies, Inc. announced a $26 million Series B in June 2020, bringing total disclosed funding to $40 million. · prnewswire.com, 21 Oct 2026
- Headquarters
- San Francisco, California, United States · rasa.com, 28 Sept 2026
- HTTP API
- The Rasa server exposes an optional HTTP API for training models, sending messages and running tests; it is enabled with the --enable-api option. · legacy-docs-oss.rasa.com, 21 Oct 2026
- Human handoff
- Yes · rasa.com, 21 Sept 2026
- Knowledge-base answers
- Yes · rasa.com, 21 Sept 2026
- Language understanding
- Rasa provides language-agnostic natural-language understanding for multilingual agents. · rasa.com, 21 Oct 2026
- Limit: documentation and no-code gaps
- TrustRadius reviewers criticize messy online documentation, a steep learning curve and incomplete no-code functionality. · trustradius.com, 21 Oct 2026
Where Rasa stands on Freedom251
- Chatbot Builders#1 of 257
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- Enterprise AI Chatbots Software#1 of 25
- Tool Calling#5 of 21