JSON Editor MCP
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
No arguments | |||
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| merge_duplicate_keysB | Deep merge duplicate keys in a JSON file. Last value wins for primitives, objects merge recursively. |
| read_multiple_json_valuesB | Read values from multiple JSON files at a specified path using dot notation. Returns a map of file paths to values. |
| write_json_valuesA | Write a value to a JSON file at a specified path using dot notation. Creates missing paths automatically. |
| delete_multiple_json_valuesC | Delete a value at a specified path from multiple JSON files using dot notation. Returns a map of file paths to deletion results. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
TDQS
Scored across 4 tools
Each tool has a clearly distinct purpose with no ambiguity: delete_multiple_json_values removes values, merge_duplicate_keys consolidates keys, read_multiple_json_values retrieves values, and write_json_values sets values. The operations target different actions on JSON files, making it easy for an agent to select the correct tool.
All tool names follow a consistent verb_noun pattern with snake_case, using descriptive verbs like delete, merge, read, and write. The naming is predictable and readable, with no deviations in style or convention across the set.
With 4 tools, the server is well-scoped for JSON editing operations, covering essential actions like reading, writing, deleting, and merging. Each tool earns its place without being overly sparse or bloated, fitting a typical utility server range.
The tool set provides strong coverage for basic JSON manipulation, including CRUD-like operations (read, write, delete) and a merge function. A minor gap exists in lacking a tool for updating existing values without overwriting, but agents can work around this using write_json_values, and the core workflows are well-supported.