# contextlens

> contextlens — prasad-a-abhishek-contextlens-mcp. Use this tool when you need to perform deterministic math operations within a context window, enabling accurate token estimation, text truncation, and budget reporting without relying on external tokenizers. It solves problems related to text processing and analysis, providing a zero-dependency solution for various use cases. The contextlens tool accepts text inputs and returns calculated outputs, making it ideal for applications requiring precise context-window calculations.

Canonical page: https://skillsregistry.net/skills/prasad-a-abhishek-contextlens-mcp  
JSON: https://api.skillsregistry.net/v1/skills/prasad-a-abhishek-contextlens-mcp

## Description

MCP server for deterministic, zero-dependency context-window math, enabling token estimation, text truncation, and budget reporting without a tokenizer.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-29

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** data-analytics
- **Updated:** 2026-08-29

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/z1dy0b01fq)
- **Repository:** <https://github.com/prasad-a-abhishek/contextlens-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "prasad-a-abhishek-contextlens-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/prasad-a-abhishek-contextlens-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/prasad-a-abhishek-contextlens-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt