brains
brains is an MCP server published by spacecowboyian, verified on MCP revision 2025-11-25; support for the current revision (2026-07-28) is not yet confirmed. Last verified 2026-08-20.
Does brains support the current MCP specification (2026-07-28)?
Not yet confirmed. brains is verified on revision 2025-11-25; we have not confirmed support for the current revision (2026-07-28) as of 2026-08-20.
Is brains a first-party (official) MCP server?
Undetermined. We have not verified the publisher relationship for brains (as of 2026-08-20).
How do I connect to brains?
brains is available via the package npm:brains-mcp, the official MCP Registry under io.github.spacecowboyian/brains, the source repository at https://github.com/spacecowboyian/brains. Authentication: unknown. Transports: stdio.
Does brains support MCP revision 2025-11-25?
Yes. brains supports MCP revision 2025-11-25 (checked 2026-08-20).
Does brains support MCP revision 2026-07-28?
No. brains was checked against MCP revision 2026-07-28 and does not support it (checked 2026-08-20).
When were brains's facts last verified?
2026-08-20. Each fact on this page links to the sources used to verify it.
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Which MCP spec revisions does brains support?
brains has 2 verified spec-support records. Each row lists the revision, the verified status, the evidence URL, and the date that fact was last checked.
| Spec revision | Status | Last checked | Evidence |
|---|---|---|---|
| MCP 2025-11-25 | Supported | Source | |
| MCP 2026-07-28 | Not supported | Source |
How widely adopted is brains?
Ranked #251 in The MCP 500 with Adoption Index 49.41 (snapshot , methodology v1).
| Measurement | Value | Source |
|---|---|---|
| Official MCP Registry | yes | API · |
| Docker MCP Catalog | no | API · |
| npm downloads (weekly) | 1,857 | API · |
| GitHub stars | no public data | API · |
Repository and package signals for brains
Measured directly from the source registries, not asserted from a document. Each figure carries the date it was read; none of it affects the verified spec status above.
Repository as of
The repository this server declares no longer resolves. That is a measurement, not
a failed lookup: https://github.com/spacecowboyian/brains returned 404 when checked.
Package (npm) as of
- Latest version
1.69.1- Last published
- First published
- Releases
- 87
- Maintainers
- 1
- Direct dependencies
- 9
- Unpacked size
- 1.8 MB
- Registry signature
- Signed
- Build provenance
- No attestation
How was this verified, and what are the sources?
Verified · method: sdk-protocol-constant
· confidence 0.85 (Good).
- Official MCP Registry record for io.github.spacecowboyian/brains at version 1.63.6 - lists package npm:brains-mcp and repository https://github.com/spacecowboyian/brains - accessed
- npm registry metadata for brains-mcp at published version 1.68.0, retrieved 2026-08-20 - declares a dependency on @modelcontextprotocol/sdk, which resolves to @modelcontextprotocol/sdk@1.30.0 - accessed
- Published artifact of @modelcontextprotocol/sdk@1.30.0, retrieved 2026-08-20 - the artifact declares LATEST_PROTOCOL_VERSION 2025-11-25 and carries no 2026-07-28 implementation. Read from the artifact itself, not from release notes - accessed