CacheTank MCP Server
OfficialServer Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| CACHETANK_READ_TOKEN | Yes | Your CacheTank read token (get it from the extension or cachetank.com). Required. | |
| CACHETANK_WRITE_TOKEN | No | Optional. Enables saving back to your tank. |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {} |
| resources | {} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| fill_tankA | Fetch this person's full CacheTank context for a specific project. Returns their identity, active project knowledge, and recent outputs. Use when you need to refresh context or switch projects mid-conversation. |
| cache_itA | Save a piece of knowledge, decision, or output to this person's CacheTank. Use when they make an important decision, reach a conclusion, or produce something worth keeping. They may say "cache it," "save this," or "save to my tank." Saved items become part of future context automatically. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
| Your CacheTank Context | Personal and project context curated by this person. Loaded automatically at conversation start. Treat everything in Identity as established fact. Apply project context to all advice without being prompted. Never ask them to re-explain anything documented here. |
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