io.github.walkojas-boop/jsonshelf
JSONShelf
io.github.walkojas-boop/jsonshelf costs 247 tokens of context per session. It has 4 tool definitions. That is 0.1 % of a 200k window. Measured 2026-10-03.
Deterministic JSON repair, validate, example-gen, schema-coerce for agents. Zero LLM, sub-10ms.
alive probed 2026-10-03 · HTTP 200
4tools
247tokens for the tool definitions
0.1 %of a 200k context window
514 msto initialize
1.7 sto list tools
- Endpoint
- https://jsonshelf.vercel.app/mcp (streamable-http)
- Host
- jsonshelf.vercel.app
- Protocol
- 2024-11-05
- Reports itself as
- jsonshelf 1.0.0
- Capabilities
- tools
- Instructions
- none
- Repository
- https://github.com/walkojas-boop/jsonshelf
- Website
- https://jsonshelf.vercel.app/
- Registry
- active, updated 2026-04-19 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens | Share of this server |
|---|---|---|
| jsonshelf_repair | 92 | 37 % |
| jsonshelf_coerce | 61 | 25 % |
| jsonshelf_validate | 53 | 21 % |
| jsonshelf_example | 41 | 17 % |
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 20:40 | alive | 514 ms | 4 | 247 |
| 2026-10-03 17:55 | alive | 4.0 s | 4 | 247 |
Badge
[](https://mcp-pulse.ulehla.dev/s/io.github.walkojas-boop/jsonshelf)