Octagon MCP Server vs Yandex Music (unofficial)
A side-by-side look at the Octagon MCP Server and Yandex Music (unofficial) MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Octagon MCP Server for finance & fintech work as a local process; choose Yandex Music (unofficial) for finance & fintech as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Octagon MCP Server when
- You need dedicated capabilities in the Finance & Fintech domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: API key required.
- You have the keys it needs:
OCTAGON_API_KEY. - You want tools like
octagon-prediction-markets-agent, prediction_markets_history, octagon-docs-search.
Choose Yandex Music (unofficial) when
- You need dedicated capabilities in the Finance & Fintech domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
YANDEX_MUSIC_TOKEN, YANDEX_MUSIC_TOKEN_FILE, YANDEX_MUSIC_EXPORT_DIR.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Finance & Fintech | Finance & Fintech |
| Quality signal | 59/100 · Good | 36/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | API key required | Not declared |
| Pricing | Freemium | Not declared |
| Required env vars | OCTAGON_API_KEY | YANDEX_MUSIC_TOKENYANDEX_MUSIC_TOKEN_FILEYANDEX_MUSIC_EXPORT_DIR |
| Verified owner | Community listing | Community listing |
| GitHub stars | 147 | 1 |
| Directory activity | 4 views 0 installs 0 upvotes | 0 views 0 installs 0 upvotes |
| Tools | 6 | Not listed |
| Full listing | View Octagon MCP Server | View Yandex Music (unofficial) |
Tools & capabilities
Octagon MCP Server tools 6
octagon-prediction-markets-agentprediction_markets_historyoctagon-docs-searchoctagon-docs-readoctagon-docs-listoctagon-docs-refresh
Yandex Music (unofficial) tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Octagon MCP Server
{
"mcpServers": {
"octagonai-octagon-mcp-server": {
"command": "npx",
"args": [
"-y",
"octagon-mcp"
],
"env": {
"OCTAGON_API_KEY": "YOUR_OCTAGON_API_KEY_HERE"
}
}
}
}
Yandex Music (unofficial)
{
"mcpServers": {
"yandex-music-unofficial": {
"command": "uvx",
"args": [
"--from",
"yandex-music-mcp",
"yandex-music-mcp-auth"
],
"env": {
"YANDEX_MUSIC_TOKEN": "YOUR_YANDEX_MUSIC_TOKEN_HERE",
"YANDEX_MUSIC_TOKEN_FILE": "YOUR_YANDEX_MUSIC_TOKEN_FILE_HERE",
"YANDEX_MUSIC_EXPORT_DIR": "YOUR_YANDEX_MUSIC_EXPORT_DIR_HERE"
}
}
}
}
Frequently asked questions
Octagon MCP Server is categorized under Finance & Fintech and uses a local stdio subprocess. Yandex Music (unofficial) belongs to Finance & Fintech and uses a local stdio subprocess. Pick Octagon MCP Server for finance & fintech work and Yandex Music (unofficial) for finance & fintech.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Octagon MCP Server is listed as freemium — a free tier with paid plans. Auth: api key required. Yandex Music (unofficial) has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add octagonai-octagon-mcp-server and yandex-music-unofficial as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Octagon MCP Server has a quality signal of 59/100 (Good) with 4 views, 0 installs and 147 GitHub stars. Yandex Music (unofficial) has 36/100 (Fair) with 0 views, 0 installs and 1 GitHub stars.