Semantic API MCP server
io.github.peter-j-thompson/semanticapi·v0.1.2·1 starsSearch and discover any API using natural language. 163+ providers with auto-discovery.
1 stars16 downloads/wk
Reviews
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Semantic API tools (3)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
semantic_discoverDeep discovery of a specific provider/API by name and intent.
semantic_discover_urlAnalyze any API from its documentation URL. Generates a full provider config.
semantic_querySearch for an API capability using natural language.
Public scan report
scanner v0.1.10 · 2026-09-28 · same rubric, same numbers if you re-run it
- Code scan4 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitystatic API keys via environment variables6/15
- Maintenancelast push 220 days ago4/15
- Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
How Semantic API compares
Against every graded Web search MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 66/100
- higher than 23% of 3,470 Web search servers
- Tools
- 3
- the typical Web search server has 5
- Tools that change things
- 0%
- typical: 0%. Fewer write tools means less an agent can break
- GitHub stars
- 1
- more than 55% of 1,786 Web search servers
- Downloads a week
- 16
- more than 4% of 827 Web search servers with a package
What its tools let an agent do: 3 read
Install Semantic API in Claude Code, Cursor or VS Code
claude mcp add semanticapi -- uvx semanticapi-mcp
Semantic API: common questions
- Is Semantic API MCP server safe?
- With care: it is graded C, so read the findings first (66/100). Read the Semantic API safety report
- How do I install Semantic API?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Semantic API need an API key?
- Yes. The registry entry asks for
SEMANTIC_API_KEY. - Is Semantic API maintained?
- The last commit was 256 days ago (2026-02-20). The latest release is v0.1.2.
- What can I use instead of Semantic API?
- Servers from other publishers that do the same job: Arxiv MCP server, Socraticode MCP server and Octocode MCP server.
- How does Semantic API compare with other Web search MCP servers?
- safety score 66/100 (higher than 23% of 3,470 Web search servers); tools 3 (the typical Web search server has 5); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.
Alternatives to Semantic API
Same job from other publishers: the closest match first, then the best rated.
- ArxivSearch arXiv papers, download full text, semantic search, citation graphs, and alerts via MCP.not reviewedWidely usedA
- SocraticodeMCP server for enterprise local codebase indexing, semantic search, and code dependency graphs.not reviewedEstablishedB
- not reviewedEstablishedA
- Sui Knowledge Base (kapa.ai)Semantic search across Sui documentation and knowledge sources, powered by kapa.ainot reviewedEstablishedA
- MarmUniversal MCP Server with advanced AI memory capabilities and semantic search.not reviewedEstablishedA