PlayKit Docs — Setup Guide

Quick Setup

Install PlayKit MCP

Run this command in your terminal. Replace the API key with yours.

Terminal

claude mcp add --transport http playkit https://mcp.playkit.sh/mcp --header "X-API-Key: YOUR_API_KEY"

Verify Installation

Check that PlayKit is connected.

Terminal

claude mcp list

Look for: playkit: https://mcp.playkit.sh/mcp (HTTP) - ✓ Connected

Start Using It

Open a fresh Claude Code session and try these commands:

Example Prompts
# Ask anything about Clay
"Ask Clay how to set up waterfall enrichment for email finding"

# Generate production-ready Claygent prompts
"Use claygent_prompts to build a prompt for finding company tech stack"

# Design workflows
"Help me design a workflow for ABM outbound to fintech companies"

Available Tools

PlayKit provides 10 specialized tools for Clay expertise.

Tool	Description
ask_clay	Ask any question about Clay — features, best practices, workflows
claygent_prompts Popular	Generate production-ready Claygent prompts for any use case
brainstorm_play	Brainstorm GTM plays and workflows with full architectures
design_workflow	Design multi-table workflow architectures with credit math
build_table	Get column recommendations and waterfall sequences for Clay tables
get_integration	Get detailed info on specific Clay integrations
query_integrations	Search 215 integrations by capability, output type, or category
compare_providers	Compare data providers — coverage rates, BYOA requirements, costs
write_outreach	Generate personalized cold email and LinkedIn copy with {{variables}}
clay_knowledge_stats	Get stats about the knowledge base — document counts, sources

Troubleshooting

"Connection refused" or timeout errors

Your API key may be incorrect or the MCP wasn't installed properly.

Fix

# Remove and reinstall
claude mcp remove playkit
claude mcp add --transport http playkit https://mcp.playkit.sh/mcp --header "X-API-Key: YOUR_KEY"

"Needs authentication" in mcp list

The API key header wasn't included. Remove and re-add with the --header flag.

Tools not appearing in Claude Code

Start a fresh Claude Code session after installing the MCP. The tools load on session start.

Update your API key

Remove the existing MCP and add it again with the new key.

Update Key

claude mcp remove playkit && claude mcp add --transport http playkit https://mcp.playkit.sh/mcp --header "X-API-Key: NEW_KEY"