---
title: "Grep package source"
method: POST
path: "/packages/grep"
tags: ["Usage"]
---

# Grep package source

`POST /packages/grep`

Regex search over public package source code (npm, PyPI, crates.io, Go modules).

## Request body

- PackageSearchGrepRequest — Request model for package grep search
  - `registry` string, required — Registry: crates_io, golang_proxy, npm, py_pi, or ruby_gems
  - `package_name` string, required — Package name
  - `pattern` string, required — Regex pattern to search
  - `version` string, nullable — Package version
  - `language` string, nullable — Language filter
  - `filename_sha256` string, nullable — File SHA256 filter
  - `a` integer, nullable — Lines after match
  - `b` integer, nullable — Lines before match
  - `c` integer, nullable — Lines before and after match
  - `head_limit` integer, nullable — Limit results
  - `output_mode` string — Output mode: content, files_with_matches, or count

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/trynia/apis/nia-ai-api.md) · [All operations](https://skmtc.net/trynia/apis/nia-ai-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/trynia/nia-ai-api/versions/d216ffc3efb6/schema)