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astrology.basic

https://mcp.astrology-api.io/basic/mcp

Scanned Jun 9, 2026

F45/100
Clarity
0
Protocol
70
Auth
0
Reliability
51
Trust
86
Safety
87
Market
30

Upgrade available

Your server uses protocol 2025-06-18. The latest version is 2025-11-25 with session management, origin validation, and notification support.

Strengths & Weaknesses

Clarity (0)Protocol (70)Auth (0)Reliability (51)Trust (86)Safety (87)Market (30)

Top Issues

11 found
CRITICAL

Cannot enumerate tools — tools/list request failed

HIGH

Could not measure latency — ping requests failed.

Server does not return valid JSON-RPC response to POST requests.

HIGH

Server cannot handle concurrent requests.

HIGH

Could not verify session persistence — request failed.

Server does not validate Origin header — potential CSRF risk.

Server does not return 202 for JSON-RPC notifications.

MEDIUM

Response time: Latency measurement failed: MCP HTTP 404: {"jsonrpc":"2.0","id":"server-error","error":{"code":-32600,"message":"Not Found: Session has been terminated"}}

MEDIUM

No authentication required — server is open to anonymous access, which may be intentional for public tools

MEDIUM

Multiple similar MCP servers exist. Consider differentiating with unique features.

LOW

Unexpected response to SSE GET request: 404.

Protocol & Capabilities

Transport:Streamable HTTP
Protocol:2025-06-18
SSE Support:Yes
Session ID:Yes
Protocol Checks
Ping

Server responded to ping

Session ID

Valid Mcp-Session-Id assigned (32 chars)

Version Header Validation

Server correctly rejects invalid MCP-Protocol-Version with 400

JSON-RPC Validation

Server correctly rejects malformed JSON-RPC with 400

Origin Header

Server returned 200 for invalid Origin (expected 403)

Session Termination (DELETE)

Server accepts DELETE for session termination (200)

Notification Handling (202)

Server returned 404 for notification (expected 202)

!
Server Info

Server info: name, version

Server Capabilities
Tools
Resources
Prompts
Completions
Tasks
Logging

Auth

No OAuth? That's OK

OAuth is optional, but consider it for production deployments to protect your server from unauthorized access.

Trust

Latency: Latency measurement failed: MCP HTTP 404: {"jsonrpc":"2.0","id":"server-error","error":{"code":-32600,"message":"Not Found: Session has been terminated"}}
HTTPS
Custom domain detected
Name: astrology.basic, Version: 1.27.2
Structured errors

Market

UniquenessCan it be done with an LLM alone?
5/10

No tools to assess

OriginalityHow many similar servers exist?
1/10

5+ similar servers — crowded space

DemandHow broad is the audience?
5/10

Moderate audience size estimated

Competitors found

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