Install
$ agentstack add mcp-spacefrontiers-mcp ✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.
Security review
✓ PassedNo issues found. Passed automated security review. · v0.2.1 How review works →
- ✓ Prompt-injection patterns
- ✓ Secret / credential exfiltration
- ✓ Dangerous shell & filesystem operations
- ✓ Untrusted network calls
- ✓ Known-malicious package signatures
What it can access
- ✓ Network access No
- ✓ Filesystem access No
- ✓ Shell / process execution No
- ✓ Environment & secrets No
- ✓ Dynamic code execution No
From automated source analysis of v0.2.1. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.
Verified badge
Passed review? Show it. Paste this badge into your README, it links to the public security report.
Reliability & compatibility
Declared compatibility
Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.
We're building live execution health for every listing: tool-call success rate, median latency, uptime, and last-checked timestamps, measured, not self-reported. It isn't live yet, so we don't show numbers we can't stand behind.
How agent discovery & health will work →About
Space Frontiers MCP Server
A retrieval layer for AI agents over peer-reviewed papers, books, patents, Wikipedia, Reddit, Telegram, and YouTube. Returns full text and canonical source URIs for citation.
Hosted at https://mcp.spacefrontiers.org/ (Streamable HTTP transport, OAuth 2.1 with PKCE or Bearer API key).
Tools
All four tools are read-only, idempotent, and prefixed spacefrontiers_ to avoid collisions in multi-server agent setups.
| Tool | When to use | |------|-------------| | spacefrontiers_search_documents | Peer-reviewed papers, books, patents, Wikipedia. Use for citations and prior art. | | spacefrontiers_search_social | Reddit, Telegram channels, YouTube transcripts. Use for news and community discussion. | | spacefrontiers_fetch_document | Full text + references for one canonical URI (DOI, arXiv, PMID, ISBN). | | spacefrontiers_search_in_document | Passages within one document by query. Use for documents over ~20K tokens. |
Every search hit includes source_uri, score, snippet, authors, issued_date, and content_size_tokens for typed parsing and citation.
Install
The hosted server has its own /mcp install page with one-click links for Cursor, VS Code, and Smithery.
Claude Code (recommended)
claude mcp add --transport http spacefrontiers https://mcp.spacefrontiers.org
On first use a browser opens for OAuth login — no API key paste required.
Cursor / VS Code / Cline / Windsurf (HTTP)
{
"mcpServers": {
"spacefrontiers": {
"url": "https://mcp.spacefrontiers.org",
"headers": { "Authorization": "Bearer YOUR_API_KEY" }
}
}
}
Get an API key at https://spacefrontiers.org/keys.
Self-hosted (stdio)
git clone https://github.com/SpaceFrontiers/mcp.git
cd mcp
uv sync
SPACE_FRONTIERS_API_KEY=sf_live_xxx uv run fastmcp run mcp_server.py
Repository layout
mcp_server.py— Starlette + FastMCP entrypoint, OAuth well-known endpoints.tools.py— four tools with Pydantic output schemas.prompts.py—deep_research_agentprompt.resources.py—spacefrontiers://document/{uri_b64}URI template.auth.py— Bearer-token validation, Origin allowlist, MCP-Protocol-Version check.client.py— async HTTP client for the v2 search API.server.json— Official MCP Registry entry.smithery.yaml— Smithery deployment config.registry.json— in-house registry metadata.tests/— pytest unit tests.
Spec compliance
- Transport: Streamable HTTP, stateless.
- Auth: OAuth 2.1 with RFC 7591 Dynamic Client Registration; long-lived API keys also accepted.
- Annotations: every tool declares
readOnlyHint,idempotentHint,openWorldHint,destructiveHint:false. - Output schemas: every tool's
outputSchemais auto-generated from a Pydantic return model. - Resources: one URI template registered for documents.
- Spec versions accepted:
2025-03-26,2025-06-18,2025-11-25.
Development
uv sync
uv run pytest
uv run ruff check .
mcp-name: io.github.SpaceFrontiers/mcp
License
MIT
Source & license
This open-source MCP server is cataloged on AgentStack and links to its original source — we do not rehost the code.
- Author: SpaceFrontiers
- Source: SpaceFrontiers/mcp
- License: MIT
Install and usage instructions live in the source repository linked above.
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Versions
- v0.2.1 Imported from the upstream source.