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TinyFn

by io.tinyfn

truncate_2

Truncate text to a specified length.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
textYesThe text to truncate
lengthNoMaximum length
suffixNoSuffix to add if truncated...

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
originalYes
truncatedYes
was_truncatedYes
original_lengthYes
truncated_lengthYes

Schema Changelog

Changes observed during successful MCP inspections. Dates show when Glama detected each change.

  1. Changed3 schema fields changed
    • addedOutput schema / $defs / TruncateResponse
      Added value: +{
+  "properties": {
+    "original": {
+      "title": "Original",
+      "type": "string"
+    },
+    "original_length": {
+      "title": "Original Length",
+      "type": "integer"
+    },
+    "truncated": {
+      "title": "Truncated",
+      "type": "string"
+    },
+    "truncated_length": {
+      "title": "Truncated Length",
+      "type": "integer"
+    },
+    "was_truncated": {
+      "title": "Was Truncated",
+      "type": "boolean"
+    }
+  },
+  "required": [
+    "original",
+    "truncated",
+    "was_truncated",
+    "original_length",
+    "truncated_length"
+  ],
+  "title": "TruncateResponse",
+  "type": "object"
+}
    • removedOutput schema / $defs / app__routers__string_utils__TruncateResponse
      Removed value: -{
-  "properties": {
-    "original": {
-      "title": "Original",
-      "type": "string"
-    },
-    "original_length": {
-      "title": "Original Length",
-      "type": "integer"
-    },
-    "truncated": {
-      "title": "Truncated",
-      "type": "string"
-    },
-    "truncated_length": {
-      "title": "Truncated Length",
-      "type": "integer"
-    },
-    "was_truncated": {
-      "title": "Was Truncated",
-      "type": "boolean"
-    }
-  },
-  "required": [
-    "original",
-    "truncated",
-    "was_truncated",
-    "original_length",
-    "truncated_length"
-  ],
-  "title": "TruncateResponse",
-  "type": "object"
-}
    • changedOutput schema / x-fastmcp-top-level-schema
      Previous value: -"app__routers__string_utils__TruncateResponse"New value: +"TruncateResponse"
  2. Changed3 schema fields changed
    • removedOutput schema / $defs / TruncateResponse
      Removed value: -{
-  "properties": {
-    "original": {
-      "title": "Original",
-      "type": "string"
-    },
-    "original_length": {
-      "title": "Original Length",
-      "type": "integer"
-    },
-    "truncated": {
-      "title": "Truncated",
-      "type": "string"
-    },
-    "truncated_length": {
-      "title": "Truncated Length",
-      "type": "integer"
-    },
-    "was_truncated": {
-      "title": "Was Truncated",
-      "type": "boolean"
-    }
-  },
-  "required": [
-    "original",
-    "truncated",
-    "was_truncated",
-    "original_length",
-    "truncated_length"
-  ],
-  "title": "TruncateResponse",
-  "type": "object"
-}
    • addedOutput schema / $defs / app__routers__string_utils__TruncateResponse
      Added value: +{
+  "properties": {
+    "original": {
+      "title": "Original",
+      "type": "string"
+    },
+    "original_length": {
+      "title": "Original Length",
+      "type": "integer"
+    },
+    "truncated": {
+      "title": "Truncated",
+      "type": "string"
+    },
+    "truncated_length": {
+      "title": "Truncated Length",
+      "type": "integer"
+    },
+    "was_truncated": {
+      "title": "Was Truncated",
+      "type": "boolean"
+    }
+  },
+  "required": [
+    "original",
+    "truncated",
+    "was_truncated",
+    "original_length",
+    "truncated_length"
+  ],
+  "title": "TruncateResponse",
+  "type": "object"
+}
    • changedOutput schema / x-fastmcp-top-level-schema
      Previous value: -"TruncateResponse"New value: +"app__routers__string_utils__TruncateResponse"
  3. Changed3 schema fields changed
    • addedOutput schema / $defs / TruncateResponse
      Added value: +{
+  "properties": {
+    "original": {
+      "title": "Original",
+      "type": "string"
+    },
+    "original_length": {
+      "title": "Original Length",
+      "type": "integer"
+    },
+    "truncated": {
+      "title": "Truncated",
+      "type": "string"
+    },
+    "truncated_length": {
+      "title": "Truncated Length",
+      "type": "integer"
+    },
+    "was_truncated": {
+      "title": "Was Truncated",
+      "type": "boolean"
+    }
+  },
+  "required": [
+    "original",
+    "truncated",
+    "was_truncated",
+    "original_length",
+    "truncated_length"
+  ],
+  "title": "TruncateResponse",
+  "type": "object"
+}
    • removedOutput schema / $defs / app__routers__string_utils__TruncateResponse
      Removed value: -{
-  "properties": {
-    "original": {
-      "title": "Original",
-      "type": "string"
-    },
-    "original_length": {
-      "title": "Original Length",
-      "type": "integer"
-    },
-    "truncated": {
-      "title": "Truncated",
-      "type": "string"
-    },
-    "truncated_length": {
-      "title": "Truncated Length",
-      "type": "integer"
-    },
-    "was_truncated": {
-      "title": "Was Truncated",
-      "type": "boolean"
-    }
-  },
-  "required": [
-    "original",
-    "truncated",
-    "was_truncated",
-    "original_length",
-    "truncated_length"
-  ],
-  "title": "TruncateResponse",
-  "type": "object"
-}
    • changedOutput schema / x-fastmcp-top-level-schema
      Previous value: -"app__routers__string_utils__TruncateResponse"New value: +"TruncateResponse"
  4. Changed3 schema fields changed
    • removedOutput schema / $defs / TruncateResponse
      Removed value: -{
-  "properties": {
-    "original": {
-      "title": "Original",
-      "type": "string"
-    },
-    "original_length": {
-      "title": "Original Length",
-      "type": "integer"
-    },
-    "truncated": {
-      "title": "Truncated",
-      "type": "string"
-    },
-    "truncated_length": {
-      "title": "Truncated Length",
-      "type": "integer"
-    },
-    "was_truncated": {
-      "title": "Was Truncated",
-      "type": "boolean"
-    }
-  },
-  "required": [
-    "original",
-    "truncated",
-    "was_truncated",
-    "original_length",
-    "truncated_length"
-  ],
-  "title": "TruncateResponse",
-  "type": "object"
-}
    • addedOutput schema / $defs / app__routers__string_utils__TruncateResponse
      Added value: +{
+  "properties": {
+    "original": {
+      "title": "Original",
+      "type": "string"
+    },
+    "original_length": {
+      "title": "Original Length",
+      "type": "integer"
+    },
+    "truncated": {
+      "title": "Truncated",
+      "type": "string"
+    },
+    "truncated_length": {
+      "title": "Truncated Length",
+      "type": "integer"
+    },
+    "was_truncated": {
+      "title": "Was Truncated",
+      "type": "boolean"
+    }
+  },
+  "required": [
+    "original",
+    "truncated",
+    "was_truncated",
+    "original_length",
+    "truncated_length"
+  ],
+  "title": "TruncateResponse",
+  "type": "object"
+}
    • changedOutput schema / x-fastmcp-top-level-schema
      Previous value: -"TruncateResponse"New value: +"app__routers__string_utils__TruncateResponse"
  5. Changed3 schema fields changed
    • addedOutput schema / $defs / TruncateResponse
      Added value: +{
+  "properties": {
+    "original": {
+      "title": "Original",
+      "type": "string"
+    },
+    "original_length": {
+      "title": "Original Length",
+      "type": "integer"
+    },
+    "truncated": {
+      "title": "Truncated",
+      "type": "string"
+    },
+    "truncated_length": {
+      "title": "Truncated Length",
+      "type": "integer"
+    },
+    "was_truncated": {
+      "title": "Was Truncated",
+      "type": "boolean"
+    }
+  },
+  "required": [
+    "original",
+    "truncated",
+    "was_truncated",
+    "original_length",
+    "truncated_length"
+  ],
+  "title": "TruncateResponse",
+  "type": "object"
+}
    • removedOutput schema / $defs / app__routers__string_utils__TruncateResponse
      Removed value: -{
-  "properties": {
-    "original": {
-      "title": "Original",
-      "type": "string"
-    },
-    "original_length": {
-      "title": "Original Length",
-      "type": "integer"
-    },
-    "truncated": {
-      "title": "Truncated",
-      "type": "string"
-    },
-    "truncated_length": {
-      "title": "Truncated Length",
-      "type": "integer"
-    },
-    "was_truncated": {
-      "title": "Was Truncated",
-      "type": "boolean"
-    }
-  },
-  "required": [
-    "original",
-    "truncated",
-    "was_truncated",
-    "original_length",
-    "truncated_length"
-  ],
-  "title": "TruncateResponse",
-  "type": "object"
-}
    • changedOutput schema / x-fastmcp-top-level-schema
      Previous value: -"app__routers__string_utils__TruncateResponse"New value: +"TruncateResponse"
  6. First observed

TDQS

B3.3/5.0
Behavior3/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations, the description carries the behavioral disclosure burden, and it does state the core behavior: text is truncated to a specified length. However, it does not clarify whether the suffix is appended after truncation, how length is counted, or what happens when the input is already shorter than the limit.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single front-loaded sentence with no redundancy or filler. It efficiently communicates the tool's purpose without wasting tokens.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a simple transformation tool with fully documented parameters and an output schema, the description is minimally sufficient for basic invocation. It is incomplete regarding edge-case behavior and provides no comparison to the near-identical truncate sibling, leaving some selection context missing.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 100%, so text, length, and suffix are already fully documented in the input schema. The description adds no real parameter-level meaning beyond framing length as the truncation target, which matches the baseline expected when the schema covers all parameters.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description states a specific action and resource: truncating text to a specified length. It is clear and directly describes the tool's purpose, but it does not distinguish truncate_2 from the sibling tools truncate or format_truncate, so it stops short of full sibling differentiation.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

There is no guidance about when to use this tool over the very similar truncate sibling, nor any statement about when not to use it. The description only implies generic truncation use, which does not help an agent choose between alternatives.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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TDQS

C2.3/5.0
Disambiguation2/5

Many tools have overlapping purposes, such as multiple random generators (random_integer, random_number), duplicate hashing functions (hash_md5, md5_checksum), and near-identical tools (compare, compare_2, compare_decimals). The sheer number of tools and lack of clear boundaries make it difficult for an agent to differentiate.

Naming Consistency1/5

Naming is highly inconsistent. There are duplicate tools with different names (camel_case vs to_camel_case, slug vs slugify), arbitrary suffixes like '_2', and mixing of patterns (e.g., generate_password vs password_entropy). No clear convention is followed.

Tool Count1/5

With 572 tools, the server is massively overpopulated for any coherent purpose. It includes trivial endpoints (true_endpoint, null, hello_world) and numerous duplicates, far exceeding a well-scoped utility set.

Completeness2/5

While the server covers many domains (math, strings, dates, colors, etc.), the presence of duplicate and trivial tools indicates a lack of thoughtful curation. There are gaps in basic operations (e.g., no dedicated file or network tools), and many tools are redundant.

Resources