OB1
Open Brain — The infrastructure layer for your thinking. One database, one AI gateway, one chat channel — any AI plugs in.
Updated
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About OB1
OB1 is listed in our agent infra category and is aimed at builders. Open Brain — The infrastructure layer for your thinking. One database, one AI gateway, one chat channel — any AI plugs in. Pricing, as the maker states it: Open source. Maturity: Active. We last checked the official link on 2026-10-28.
OB1 at a glance
- Category: Agent infra
- Built for: Developers and teams building with AI agents
- Pricing: Open source (as the maker states it)
- GitHub: NateBJones-Projects/OB1 · 4,747 stars (as of Oct 28, 2026)
- Official site: github.com/NateBJones-Projects/OB1
- Listed on AgentScout: Oct 28, 2026
OB1 FAQ
What is OB1?
Open Brain — The infrastructure layer for your thinking. One database, one AI gateway, one chat channel — any AI plugs in.
How much does OB1 cost?
OB1's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Where can I find OB1's source code?
On GitHub at NateBJones-Projects/OB1, which had 4,747 stars as of Oct 28, 2026.
What are alternatives to OB1?
Similar tools include Corsair, Bindu, Reef, Monid, Self Agent Vault and Composio.
Facts from our link-checked listing, the GitHub repository and the official site. See something wrong? Suggest an edit.
OB1 ratings and reviews
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OB1 alternatives
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Corsair
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Bindu
Identity, communication and payments layer that lets AI agents talk to and pay each other.
Reef
Infrastructure for continually self-improving agents.
Monid
Gateway that gives an agent one base URL and one key to call thousands of paid tools, from web scraping and enrichment to image and voice generation, billed per call.
Self Agent Vault
Payment and login layer for AI agents: agents check out and sign in using mock tokens, while real card numbers and passwords are swapped in out of the agent's view, with spending caps, merchant allowlists and a kill switch.
Composio
Tool integrations and auth for agents across hundreds of apps.
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