DiffCI
Rank #3,754io.github.DiffCI/diffci
Fail-closed, change-aware verification for AI coding agents with affected-test guidance.
What you can do with DiffCI
DiffCI is a Model Context Protocol (MCP) server published by DiffCI. It ranks #3,754 of 171,126 active servers on MCP Toplist. DiffCI is listed on Official MCP, with 23 tracked versions. It was first listed on Sep 16, 2026 and most recently updated on Nov 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 DiffCI 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 DiffCI
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 Nov 3, 2026 and could not complete the MCP handshake (jsonrpc error). Requirements remain unverified.
Declared by the Official MCP Registry, last synced Nov 7, 2026. Not independently verified by MCP Toplist.
Hosted endpoint declared as public.
Connect DiffCI and confirm it works
claude mcp add --transport http diffci https://diffci.com/mcp/v1claude mcp add diffci -- npx -y @diffci.com/diffci mcp[mcp_servers.diffci]
url = "https://diffci.com/mcp/v1"Add to ~/.codex/config.toml.
[mcp_servers.diffci]
command = "npx"
args = ["-y", "@diffci.com/diffci", "mcp"]Add to ~/.codex/config.toml.
https://diffci.com/mcp/v1Settings → Connectors → “Add custom connector”, then paste this URL.
{
"mcpServers": {
"diffci": {
"command": "npx",
"args": [
"-y",
"@diffci.com/diffci",
"mcp"
]
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config).
{
"mcpServers": {
"diffci": {
"url": "https://diffci.com/mcp/v1"
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"mcpServers": {
"diffci": {
"command": "npx",
"args": [
"-y",
"@diffci.com/diffci",
"mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"servers": {
"diffci": {
"type": "http",
"url": "https://diffci.com/mcp/v1"
}
}
}Save as .vscode/mcp.json in your workspace.
{
"servers": {
"diffci": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@diffci.com/diffci",
"mcp"
]
}
}
}Save as .vscode/mcp.json in your workspace.
{
"mcpServers": {
"diffci": {
"serverUrl": "https://diffci.com/mcp/v1"
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"diffci": {
"command": "npx",
"args": [
"-y",
"@diffci.com/diffci",
"mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"diffci": {
"url": "https://diffci.com/mcp/v1"
}
}
}{
"mcpServers": {
"diffci": {
"command": "npx",
"args": [
"-y",
"@diffci.com/diffci",
"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 DiffCIyet; the list above is its publisher's other servers.
What changed, and when this was checked
- First listed
- Sep 16, 2026
- Latest version published
- Nov 6, 2026
- Version history
- 23 versions tracked (below)
- Requirements evidence
- MCP Toplist probed the public endpoint on Nov 3, 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
- Nov 6, 2026
- Official MCP ↗listed since Sep 22, 2026 · still listed
Do you maintain DiffCI? to correct or enrich this profile.
Available versions (23)
| Version | Published |
|---|---|
| 0.3.32 | Nov 6, 2026 |
| 0.3.31 | Nov 6, 2026 |
| 0.3.30 | Nov 6, 2026 |
| 0.3.29 | Nov 5, 2026 |
| 0.3.28 | Nov 5, 2026 |
| 0.3.26 | Nov 5, 2026 |
| 0.3.25 | Nov 5, 2026 |
| 0.3.24 | Nov 4, 2026 |
| 0.3.23 | Nov 3, 2026 |
| 0.3.22 | Nov 1, 2026 |
| 0.3.21 | Oct 30, 2026 |
| 0.3.20 | Oct 30, 2026 |
| 0.3.19 | Oct 30, 2026 |
| 0.3.18 | Oct 29, 2026 |
| 0.3.17 | Oct 29, 2026 |
| 0.3.16 | Oct 29, 2026 |
| 0.3.13 | Oct 20, 2026 |
| 0.3.12 | Oct 18, 2026 |
| 0.3.11 | Oct 18, 2026 |
| 0.3.10 | Oct 18, 2026 |
| 0.3.1 | Oct 2, 2026 |
| 0.2.11 | Sep 25, 2026 |
| 0.2.3 | Sep 22, 2026 |
Ranks ahead of 167,372 of 171,126 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/io.github.DiffCI%2Fdiffci)<a href="https://mcptoplist.com/server/io.github.DiffCI%2Fdiffci"><img src="https://mcptoplist.com/badge/io.github.DiffCI%2Fdiffci.svg" alt="MCP Toplist: Top 5% of 171,126" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains DiffCI?
- DiffCI is maintained by DiffCI, which publishes 2 MCP servers (25 total versions) tracked on MCP Toplist.
- Is DiffCI listed on the Official MCP Registry?
- Yes — DiffCI is listed on the Official MCP Registry.
- How many versions does DiffCI have?
- MCP Toplist tracks 23 versions of DiffCI, most recently published on Nov 6, 2026.
- Where can I find the source code for DiffCI?
- The source code for DiffCI is hosted at github.com/DiffCI/core.
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.