io.github.Nero-Engine/dataset-join-merge
Dataset Join & Merge
io.github.Nero-Engine/dataset-join-merge costs 895 tokens of context per session. It has 2 tool definitions. That is 0.4 % of a 200k window. Measured 2026-10-03.
Join two lists of JSON rows on a key, like SQL or VLOOKUP: left, inner, full, anti joins, union.
alive probed 2026-10-03 · HTTP 200
2tools
895tokens for the tool definitions
0.4 %of a 200k context window
320 msto initialize
238 msto list tools
- Endpoint
- https://dataset-join-merge.nerolabs.workers.dev/mcp (streamable-http)
- Host
- dataset-join-merge.nerolabs.workers.dev
- Protocol
- 2025-06-18
- Reports itself as
- nerolabs-dataset-join-merge 0.1.0
- Capabilities
- tools
- Instructions
- 219 characters
- Repository
- https://github.com/Nero-Engine/dataset-join-merge-mcp
- Website
- https://github.com/Nero-Engine/dataset-join-merge-mcp
- Registry
- active, updated 2026-09-13 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens | Share of this server |
|---|---|---|
| join_rows | 827 | 92 % |
| list_capabilities | 68 | 8 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Tokens |
|---|---|---|---|---|
| 2026-10-03 20:36 | alive | 320 ms | 2 | 895 |
| 2026-10-03 17:52 | alive | 182 ms | 2 | 895 |
Badge
[](https://mcp-pulse.ulehla.dev/s/io.github.Nero-Engine/dataset-join-merge)