Concordance
Rank #5,689com.narrowhighway/concordance
Deterministic claim verification with receipts across ~60 domains. No model in the loop.
What you can do with Concordance
Concordance is a Model Context Protocol (MCP) server published by matharrismma. It ranks #5,689 of 144,396 active servers on MCP Toplist, and its repository has 1 GitHub stars. Concordance is listed across 3 registries — Official MCP, PulseMCP and mcp.so, with 1 tracked version. It was first listed on Jul 8, 2026 and most recently updated on Jul 8, 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 Concordance can and cannot do
MCP Toplist connected to the public endpoint on Oct 7, 2026 and it listed 101 tools. Tool names are not stored, so what they do is not catalogued here.
Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.
What you need before using Concordance
The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.
Verified by MCP Toplist on Oct 7, 2026: the public endpoint completed the MCP handshake and listed 101 tools without credentials.
Declared by the Official MCP Registry, last synced Oct 16, 2026. Not independently verified by MCP Toplist.
Hosted endpoint declared as public.
Connect Concordance and confirm it works
claude mcp add --transport http concordance https://narrowhighway.com/mcp[mcp_servers.concordance]
url = "https://narrowhighway.com/mcp"Add to ~/.codex/config.toml.
https://narrowhighway.com/mcpSettings → Connectors → “Add custom connector”, then paste this URL.
{
"mcpServers": {
"concordance": {
"url": "https://narrowhighway.com/mcp"
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"servers": {
"concordance": {
"type": "http",
"url": "https://narrowhighway.com/mcp"
}
}
}Save as .vscode/mcp.json in your workspace.
{
"mcpServers": {
"concordance": {
"serverUrl": "https://narrowhighway.com/mcp"
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"concordance": {
"url": "https://narrowhighway.com/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.
When to choose another server
No task-specific alternatives are catalogued for Concordanceyet; the list above is its publisher's other servers.
What changed, and when this was checked
- First listed
- Jul 8, 2026
- Latest version published
- Jul 8, 2026
- Version history
- 1 version tracked (below)
- Requirements evidence
- Verified by MCP Toplist on Oct 7, 2026: the public endpoint completed the MCP handshake and listed 101 tools without credentials.
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Oct 16, 2026
- PulseMCP ↗listed since Jul 10, 2026 · still listed
- Official MCP ↗listed since Jul 24, 2026 · still listed
- mcp.so ↗listed since Aug 25, 2026 · still listed
Do you maintain Concordance? to correct or enrich this profile.
Available versions (1)
| Version | Published |
|---|---|
| 2.0.0 | Jul 8, 2026 |
Ranks ahead of 138,707 of 144,396 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.narrowhighway%2Fconcordance)<a href="https://mcptoplist.com/server/com.narrowhighway%2Fconcordance"><img src="https://mcptoplist.com/badge/com.narrowhighway%2Fconcordance.svg" alt="MCP Toplist: Top 5% of 144,396" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains Concordance?
- Concordance is maintained by matharrismma, which publishes 2 MCP servers (1 total version) tracked on MCP Toplist.
- Is Concordance listed on the Official MCP Registry?
- Yes — Concordance is listed on the Official MCP Registry, alongside PulseMCP and mcp.so.
- How many versions does Concordance have?
- MCP Toplist tracks 1 version of Concordance, most recently published on Jul 8, 2026.
- Where can I find the source code for Concordance?
- The source code for Concordance is hosted at github.com/matharrismma/concordance-2.
Do you run this server?
Community projects list the MCP servers behind real agents and apps. Publish yours and this page will link to it.