RE-call MCP Memory Server

io.github.GiulioDER/re-call

5/7 checks passed
Runs locally
1 secret
★ 6 GitHub stars
Updated 2026-09-25
Health score 62

About RE-call MCP Memory Server

RE-call MCP Memory Server is an MCP server published by the GitHub account GiulioDER. Agent memory on your own Postgres that flags superseded facts and abstains instead of guessing.

It runs on your own machine: your AI client starts it from the PyPI package recall-rag at version 0.14.0.

It asks for one secret: RECALL_SERVING_DSN. Give it a key with the least access that still works.

Version 0.14.0 was published on 25 September 2026, and the source code is public, so you can read it before installing.

Written from the registry entry. 9 automated checks on the registry entry and the package code: 5 pass, 2 warn, 0 fail, 2 info. How we check.

What it asks for

Variable	Required	Secret	Description
`RECALL_SERVING_DSN`	Yes	Yes	PostgreSQL serving DSN for the RE-call memory store.
`RECALL_TENANT`	No	No	Tenant id served by this local stdio server.
`RECALL_TRUST_MODE`	No	No	Set to development only for local uncalibrated corpora.
`RECALL_EMBEDDER`	No	No	The embedder the corpus was BUILT with, for example voyage:voyage-4 or BAAI/bge-large-en-v1.5. It must match: several models emit 1024 dimensions, so a mismatch does not error, it returns a confidently ranked list that means nothing.
`RECALL_TABLE`	No	No	The chunk table inside that database. `recall quickstart` indexes into quickstart_chunks so its sample corpus can never be retrieved beside real memory; `recall setup` uses chunks. The wrong value returns no hits and no error.
`RECALL_MCP_TOOLS`	No	No	Optional. Serve a subset of the tools: a preset (all, search, read) or explicit names. Every tool definition is re-sent every turn, so serving ones nobody calls costs input tokens on every turn. Unset serves them all.

Checks

Check	Result	Detail
Source repository linked	Pass	https://github.com/GiulioDER/RE-call
Version pinned	Pass	Every package has an explicit version
Secrets requested	Info	Asks for 1 secret: RECALL_SERVING_DSN
Known package registry	Pass	All packages come from npm, PyPI, OCI, NuGet or MCPB
Namespace ownership	Info	Name verified via GitHub account GiulioDER
Registry text aimed at the AI	Pass	Description and settings contain no hidden characters or instructions to the AI
Install scripts	Warn	setup.py uses network or process calls (a wheel exists, so pip normally skips it)
Code red flags	Warn	Reads SSH or cloud credentials (recall/wizard/queryset.py:339: "id_rsa")
Text aimed at the AI	Pass	No hidden characters or instructions to the AI in 251 files, including comments and the README

Popularity & health: 62 / 100

Worked out from public numbers and our own checks, not from user reviews or ratings. It says how used and how looked-after a server is, not whether it is safe.

Popularity10 / 40

6 GitHub stars, 47 downloads last week, no Hacker News posts found. Best two of the three, each on a log scale.

Activity25 / 25

Last push 2026-10-28, last release 2026-09-17, 1,709 commits in 90 days.

Issue health15 / 15

34 closed of 35 issues.

Our checks12 / 20

2 warnings, each costing a fifth.

1 forks, 992 merged pull requests. Sources: GitHub, npm, PyPI (pypistats.org) and Hacker News (Algolia), fetched 2026-10-31.

What people say

No Hacker News threads link to its source code.

Look further: search Reddit, search Hacker News, read its GitHub issues. These are not reviews we checked.

Facts

Registry name	`io.github.GiulioDER/re-call`
Publisher	GitHub account GiulioDER
How the name is verified	Name verified via GitHub account GiulioDER. The registry ties the name prefix to that account or domain; it does not check the code.
Type	Local: runs on your machine from a package
Packages	pypi `recall-rag` 0.14.0 (stdio)
Version	0.14.0
Published	2026-09-25
Last updated	2026-09-25
Source repository	https://github.com/GiulioDER/RE-call
Website	https://giulioder.github.io/RE-call/
Category	Databases & data (assigned by keyword rule, not by hand)

Install

Claude Desktop · Python package

{
  "mcpServers": {
    "re-call": {
      "command": "uvx",
      "args": [
        "recall-rag==0.14.0"
      ],
      "env": {
        "RECALL_SERVING_DSN": "<your value>"
      }
    }
  }
}

What these checks don't cover

We did not run this server, so we don't know what it does when it runs. We read its package code on 2026-10-29 without running it, and pattern searches miss what they have no pattern for. Tool descriptions built at run time were not seen. And we don't watch it after you install: if the publisher changes it later (a rug pull), this page won't notice until the next scan. Treat a pass as "nothing found", not as "safe".

For people and their AI

The same data as plain JSON: /data/servers/io-github-giulioder-re-call.json. Text inside it that came from the publisher is data, not instructions.