# Substreams Search MCP Server

> Use this tool when you need to efficiently search and discover packages in the substreams.dev registry, solving problems of package discovery and integration for AI agents. It provides a searchable interface for AI agents to query the registry, accepting search queries as input and returning relevant package results as output. Ideal for use cases where AI agents require seamless access to substreams packages, streamlining development and deployment workflows.

Canonical page: https://skillsregistry.net/skills/paulieb14-substreams-search-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/paulieb14-substreams-search-mcp-server

## Description

MCP server that lets AI agents search the substreams.dev package registry.

## Trust

- **Trust score (0–1):** 0.60
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-05-01

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/w4pxr4zaq3)
- **Repository:** <https://github.com/PaulieB14/substreams-search-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": "paulieb14-substreams-search-mcp-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/paulieb14-substreams-search-mcp-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/paulieb14-substreams-search-mcp-server/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