io.github.cyanheads/oeis-mcp-server
oeis-mcp-server
io.github.cyanheads/oeis-mcp-server costs 2 031 tokens of context per session. It has 6 tool definitions. That is 1.0 % of a 200k window. Measured 2026-10-03.
Identify integer sequences by terms, search the OEIS, read formulas, programs, b-files, cross-refs.
alive probed 2026-10-03 · HTTP 200
6tools
2.0ktokens for the tool definitions
1.0 %of a 200k context window
769 msto initialize
247 msto list tools
- Endpoint
- https://oeis.caseyjhand.com/mcp (streamable-http)
- Host
- oeis.caseyjhand.com
- Protocol
- 2025-11-25
- Reports itself as
- oeis-mcp-server 0.1.2
- Capabilities
- logging, prompts, resources, tools
- Instructions
- 998 characters
- Repository
- https://github.com/cyanheads/oeis-mcp-server
- Registry
- active, updated 2026-10-02 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens | Share of this server |
|---|---|---|
| oeis_get_sequence | 508 | 25 % |
| oeis_identify_sequence | 364 | 18 % |
| oeis_get_terms | 361 | 18 % |
| oeis_get_cross_refs | 313 | 15 % |
| oeis_search_sequences | 310 | 15 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Tokens |
|---|---|---|---|---|
| 2026-10-03 20:37 | alive | 769 ms | 6 | 2.0k |
| 2026-10-03 17:53 | alive | 398 ms | 6 | 2.0k |
Badge
[](https://mcp-pulse.ulehla.dev/s/io.github.cyanheads/oeis-mcp-server)