Payload Validator
Rank #86,721com.gumballtools/payload-validator
Validate JSON, YAML, XML and CSV with exact line/column errors and silent-corruption warnings.
What you can do with Payload Validator
Payload Validator is a Model Context Protocol (MCP) server published by bwalvoord. It ranks #86,721 of 153,242 active servers on MCP Toplist. Payload Validator is listed on Official MCP, with 1 tracked version. It was first listed on Sep 6, 2026 and most recently updated on Sep 6, 2026.
Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.
What Payload Validator can and cannot do
Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.
What you need before using Payload Validator
The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.
MCP Toplist probed the public endpoint on Oct 18, 2026 and could not complete the MCP handshake (jsonrpc error). Requirements remain unverified.
Declared by the Official MCP Registry, last synced Oct 28, 2026. Not independently verified by MCP Toplist.
Hosted endpoint declared as public.
Connect Payload Validator and confirm it works
claude mcp add --transport http payload-validator https://payload-validator.gumballtools.com/api/mcp[mcp_servers.payload-validator]
url = "https://payload-validator.gumballtools.com/api/mcp"Add to ~/.codex/config.toml.
https://payload-validator.gumballtools.com/api/mcpSettings → Connectors → “Add custom connector”, then paste this URL.
{
"mcpServers": {
"payload-validator": {
"url": "https://payload-validator.gumballtools.com/api/mcp"
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"servers": {
"payload-validator": {
"type": "http",
"url": "https://payload-validator.gumballtools.com/api/mcp"
}
}
}Save as .vscode/mcp.json in your workspace.
{
"mcpServers": {
"payload-validator": {
"serverUrl": "https://payload-validator.gumballtools.com/api/mcp"
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"payload-validator": {
"url": "https://payload-validator.gumballtools.com/api/mcp"
}
}
}After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.
What changed, and when this was checked
- First listed
- Sep 6, 2026
- Latest version published
- Sep 6, 2026
- Version history
- 1 version tracked (below)
- Requirements evidence
- MCP Toplist probed the public endpoint on Oct 18, 2026 and could not complete the MCP handshake (jsonrpc error). Requirements remain unverified.
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Sep 6, 2026
- Official MCP ↗listed since Sep 7, 2026 · still listed
Do you maintain Payload Validator? to correct or enrich this profile.
Available versions (1)
| Version | Published |
|---|---|
| 0.1.0 | Sep 6, 2026 |
Ranks ahead of 66,521 of 153,242 servers on MCP Toplist.
Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/com.gumballtools%2Fpayload-validator)<a href="https://mcptoplist.com/server/com.gumballtools%2Fpayload-validator"><img src="https://mcptoplist.com/badge/com.gumballtools%2Fpayload-validator.svg" alt="MCP Toplist: #86,721 of 153,242" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains Payload Validator?
- Payload Validator is maintained by bwalvoord, which publishes 16 MCP servers (16 total versions) tracked on MCP Toplist.
- Is Payload Validator listed on the Official MCP Registry?
- Yes — Payload Validator is listed on the Official MCP Registry.
- How many versions does Payload Validator have?
- MCP Toplist tracks 1 version of Payload Validator, most recently published on Sep 6, 2026.
- Where can I find the source code for Payload Validator?
- The source code for Payload Validator is hosted at github.com/bwalvoord/gumball.
Do you run this server?
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