Perenna vs Hindsight
A side-by-side look at the Perenna and Hindsight MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Perenna for knowledge & memory work as a local process; choose Hindsight for knowledge & memory as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Perenna when
- You need dedicated capabilities in the Knowledge & Memory domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
VEXOR_CONFIG_JSON, VEXOR_API_KEY.
Choose Hindsight when
- You need dedicated capabilities in the Knowledge & Memory domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: API key required.
- You have the keys it needs:
HINDSIGHT_API_LLM_API_KEY, HINDSIGHT_API_LLM_PROVIDER, HINDSIGHT_DB_PASSWORD.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Knowledge & Memory | Knowledge & Memory |
| Quality signal | 41/100 · Fair | 57/100 · Good |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | Not declared | API key required |
| Pricing | Not declared | Free |
| Required env vars | VEXOR_CONFIG_JSONVEXOR_API_KEY | HINDSIGHT_API_LLM_API_KEYHINDSIGHT_API_LLM_PROVIDERHINDSIGHT_DB_PASSWORD |
| Verified owner | Community listing | Community listing |
| GitHub stars | 61 | 52,712 |
| Directory activity | 2 views 0 installs 0 upvotes | 14 views 0 installs 0 upvotes |
| Tools | Not listed | Not listed |
| Full listing | View Perenna | View Hindsight |
Tools & capabilities
Perenna tools
No tool names declared yet. Check the project README from the listing page.
Hindsight tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Perenna
{
"mcpServers": {
"perenna": {
"command": "uvx",
"args": [
"vexor"
],
"env": {
"VEXOR_CONFIG_JSON": "YOUR_VEXOR_CONFIG_JSON_HERE",
"VEXOR_API_KEY": "YOUR_VEXOR_API_KEY_HERE"
}
}
}
}
Hindsight
{
"mcpServers": {
"vectorize-io-hindsight": {
"command": "npx",
"args": [
"-y",
"@vectorize-io/hindsight-coding-agents"
],
"env": {
"HINDSIGHT_API_LLM_API_KEY": "YOUR_HINDSIGHT_API_LLM_API_KEY_HERE",
"HINDSIGHT_API_LLM_PROVIDER": "YOUR_HINDSIGHT_API_LLM_PROVIDER_HERE",
"HINDSIGHT_DB_PASSWORD": "YOUR_HINDSIGHT_DB_PASSWORD_HERE"
}
}
}
}
Frequently asked questions
Perenna is categorized under Knowledge & Memory and uses a local stdio subprocess. Hindsight belongs to Knowledge & Memory and uses a local stdio subprocess. Pick Perenna for knowledge & memory work and Hindsight for knowledge & memory.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Perenna has no declared pricing — check the project's own site. Hindsight is listed as free. Auth: api key required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add perenna and vectorize-io-hindsight as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Perenna has a quality signal of 41/100 (Fair) with 2 views, 0 installs and 61 GitHub stars. Hindsight has 57/100 (Good) with 14 views, 0 installs and 52,712 GitHub stars.