io.github.charistas/posokanei-mcp
NPM · POSOKANEI-MCP · SCANNED SEP 22
Unofficial read-only MCP server for Greek supermarket price data from PosoKanei.
Available components
How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score → Why this is hard to score →
Supply Chain Security98
- No malware found by supply-chain analysis.Pass
- No known CVEs affecting this package version or its production dependencies.Pass
- No install/post-install scripts declared.Pass
- 31 of 96 dependencies flagged as unhealthy. View diagnostics → Partial
Provenance & Transparency48
- Source repository is publicly reachable at the declared URL. View diagnostics → Pass
- Provenance check failed: no build-provenance attestation is published. See how to fix → View diagnostics → Fail
- Clear OSI-approved license (MIT).Pass
- Actively maintained (last published 94 days ago).Pass
- Publishes a security disclosure policy (SECURITY.md).Pass
Schema Quality & AI Usability73
- AI-judged instruction clarity (good).Pass
- Tool/resource definitions use about 638 tokens (~63/item across 10 items; 10 tools + 0 resources), lean.Pass
- Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management97
- Stability observed for 29 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage89
- 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
- 68% of tool parameters carry a description.Partial
Tool Safety100
- No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.Pass
- We read all 10 captured tool definition(s), and no name or description among them implies an irreversible operation.Pass
- An AI judge read all 10 captured unit(s) of tool text and found none that tries to manipulate the model reading it.Pass
Capabilities100
- Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass
How do I install the io.github.charistas/posokanei-mcp server?
io.github.charistas/posokanei-mcp runs locally as an npm package, launched with npx -y posokanei-mcp. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.
npm · posokanei-mcp
claude mcp add charistas-posokanei-mcp -- npx -y posokanei-mcp
{
"mcpServers": {
"charistas-posokanei-mcp": {
"command": "npx",
"args": [
"-y",
"posokanei-mcp"
]
}
}
} {
"servers": {
"charistas-posokanei-mcp": {
"command": "npx",
"args": [
"-y",
"posokanei-mcp"
]
}
}
} codex mcp add charistas-posokanei-mcp -- npx -y posokanei-mcp
{
"$schema": "https://opencode.ai/config.json",
"mcp": {
"charistas-posokanei-mcp": {
"type": "local",
"command": [
"npx",
"-y",
"posokanei-mcp"
],
"enabled": true
}
}
} openclaw mcp add charistas-posokanei-mcp --command npx --arg -y --arg posokanei-mcp
mcp_servers:
charistas-posokanei-mcp:
command: "npx"
args: ["-y", "posokanei-mcp"] {
"McpServers": {
"charistas-posokanei-mcp": {
"Transport": "stdio",
"Command": "npx",
"Arguments": [
"-y",
"posokanei-mcp"
]
}
}
} assistant mcp add charistas-posokanei-mcp -t stdio -c npx -a -y posokanei-mcp
{
"mcpServers": {
"charistas-posokanei-mcp": {
"command": "npx",
"args": [
"-y",
"posokanei-mcp"
]
}
}
} Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.
- 22 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes.
- 20 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 87 to 90. That category is still filling its 30-day observation window: 26 days of observed history at the previous scan, 27 at this one. The score rises as the window fills, whether or not the server changes.
- 18 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 80 to 83. That category is still filling its 30-day observation window: 24 days of observed history at the previous scan, 25 at this one. The score rises as the window fills, whether or not the server changes.
- 16 Sept 26 −3
- Stability: pass → 0.77 functional
- 15 Sept 26 0
- Stability: 0.97 → pass security
- 14 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes.
- 12 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 87 to 90. That category is still filling its 30-day observation window: 26 days of observed history at the previous scan, 27 at this one. The score rises as the window fills, whether or not the server changes.
- 10 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 80 to 83. That category is still filling its 30-day observation window: 24 days of observed history at the previous scan, 25 at this one. The score rises as the window fills, whether or not the server changes.
Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.
Captured 22 Sept 2026 · Analysed npm/posokanei-mcp@0.1.1
Provenance No attestation
The registry publishes no build provenance for this version, so there is nothing to verify.
| Result | No attestation |
|---|---|
| Ecosystem | npm |
Background: How many MCP packages publish verified provenance →
Dependencies 96 packages
| Packages resolved | 96 |
|---|---|
| Stale | 31 |
| Tree resolution | Complete |
Background: SBOMs and build attestations, explained →
The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability. A tool's description is untrusted text the model reads on every call, which is what makes this list a security surface and not just an inventory: how tool poisoning works →
compare_basket ~57
Compare a small shopping basket across retailers. Items can be product ids, barcodes, or search queries. Query matching uses the first search result.
| Name | Type | Req | Description |
|---|---|---|---|
| items | array | yes | Basket items. Prefer productId or barcode when possible for accuracy. |
No output schema declared.
No examples provided.
compare_competitors ~58
Get competitor or comparable product data for one product id when available.
| Name | Type | Req | Description |
|---|---|---|---|
| includeTax | boolean | – | – |
| productId | string | yes | PosoKanei product id. |
| retailer | string | – | Optional retailer id to anchor comparison. |
No output schema declared.
No examples provided.
get_price_history ~60
Get product details including price history when available from PosoKanei.
| Name | Type | Req | Description |
|---|---|---|---|
| countries | string | – | – |
| includeTax | boolean | – | – |
| priceType | string | – | – |
| productId | string | yes | PosoKanei product id. |
No output schema declared.
No examples provided.
get_product ~81
Get details and retailer prices for one PosoKanei product id.
| Name | Type | Req | Description |
|---|---|---|---|
| countries | string | – | Country code list accepted by the API. Defaults to GR. |
| includeTax | boolean | – | Include tax in displayed prices. |
| productId | string | yes | PosoKanei product id. |
| sortRetailers | string | – | Retailer price sort order. |
No output schema declared.
No examples provided.
get_stats ~18
Get high-level PosoKanei dataset stats.
Input schema present but exposes no named parameters.
No output schema declared.
No examples provided.
list_categories ~72
List PosoKanei product categories. The default response is simplified because the full tree is very large.
| Name | Type | Req | Description |
|---|---|---|---|
| includeCounts | boolean | – | – |
| includeHidden | boolean | – | – |
| maxDepth | integer | – | Maximum category tree depth to return. |
| maxItems | integer | – | Maximum category nodes to return. |
No output schema declared.
No examples provided.
list_products_by_category ~85
List products in a PosoKanei category id, sorted by unit price by default.
| Name | Type | Req | Description |
|---|---|---|---|
| category | string | yes | Category id from list_categories. |
| isInternational | boolean | – | Filter international comparison products when set. |
| page | integer | – | – |
| pageSize | integer | – | – |
| sortBy | string | – | – |
| sortOrder | string | – | – |
No output schema declared.
No examples provided.
list_retailers ~36
List retailers known to PosoKanei.
| Name | Type | Req | Description |
|---|---|---|---|
| countries | string | – | Country filter. Use 'all' or 'GR'. |
No output schema declared.
No examples provided.
lookup_barcode ~74
Find a product by EAN/GTIN barcode and return current supermarket prices.
| Name | Type | Req | Description |
|---|---|---|---|
| barcode | string | yes | 8, 12, or 13 digit barcode. |
| countries | string | – | Country code list accepted by the API. Defaults to GR. |
| includeTax | boolean | – | Include tax in displayed prices. |
No output schema declared.
No examples provided.
search_products ~97
Search PosoKanei supermarket products by Greek or English product text. Returns current price summaries and retailer prices.
| Name | Type | Req | Description |
|---|---|---|---|
| page | integer | – | Result page. |
| pageSize | integer | – | Results per page. Capped at 50. |
| query | string | yes | Product search text, for example 'γάλα' or 'feta'. |
| sortBy | string | – | Sort field. |
| sortOrder | string | – | Sort order. |
No output schema declared.
No examples provided.
What is the io.github.charistas/posokanei-mcp server?
io.github.charistas/posokanei-mcp is listed in the public MCP registry as io.github.charistas/posokanei-mcp. Unofficial read-only MCP server for Greek supermarket price data from PosoKanei. This page covers its npm package (posokanei-mcp).
Is the io.github.charistas/posokanei-mcp server safe to use?
io.github.charistas/posokanei-mcp scores 83 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 22 September 2026. It declares no install or post-install scripts. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.
What tools does the io.github.charistas/posokanei-mcp server expose?
io.github.charistas/posokanei-mcp exposes 10 tools: search_products, get_product, lookup_barcode, list_products_by_category, list_categories, and 5 more. Their descriptions and schemas cost roughly 638 tokens of context every time the server is loaded.
Is the io.github.charistas/posokanei-mcp server still maintained?
io.github.charistas/posokanei-mcp is still listed as active in the MCP registry. We last reached this channel on 22 September 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.
What licence is the io.github.charistas/posokanei-mcp server under?
io.github.charistas/posokanei-mcp declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.