Sequential Thinking (reference)
Last tested 2026-10-22
Score 93/100 · Last tested 2026-10-22 · Version tested 2.0.0 · Package @modelcontextprotocol/server-sequential-thinking · Repo modelcontextprotocol/servers
Summary: Sequential Thinking (reference) completed an MCP handshake without credentials and exposed 1 tools.
Test results
| Test | Result | Points | Evidence |
|---|---|---|---|
| install | pass | 20 | npm install @modelcontextprotocol/server-sequential-thinking (Node 20, Linux) succeeded in 2s. |
| handshake | pass | 30 | MCP initialize + tools/list over stdio succeeded with no credentials; 1 tools listed in 2.2s. |
| maintenance | pass | 25 | Repo pushed 2 days before test; 91,469 GitHub stars. |
| docs | pass | 15 | README over 3,000 chars; install instructions present; mcpServers config example present. Automated check of the package's own README (README shipped in npm package). |
| license | partial | 3 | License not machine-detected as OSI (SEE LICENSE IN LICENSE). |
Local-model readiness
Schema context cost: ~861 tokens for 1 tools (4,036 bytes) · about 11% of an 8k context. Method: tiktoken cl100k_base over compact JSON of name+description+inputSchema (approximate).
Small-model friendly (schema heuristic, not a model result): medium.
Small-model task runs: Not yet tested.
Not tested
We did not test behavior with real credentials, security, or performance under load. These are planned; see methodology.
Tools listed
sequentialthinking
Config used in our test
{
"mcpServers": {
"sequential-thinking-reference": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-sequential-thinking"
]
}
}
}FAQ
Is Sequential Thinking (reference) deprecated?
No. @modelcontextprotocol/server-sequential-thinking was not deprecated or archived when we last tested it on 2026-10-22.
What replaces Sequential Thinking (reference)?
Nothing; Sequential Thinking (reference) is not deprecated as of 2026-10-22.
Does Sequential Thinking (reference) need an API key?
No. It completed an MCP handshake with no credentials and listed 1 tools.
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