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AllTrails
www.alltrails.com/mcp
Excellent
Protocol
Tools
All tools have OpenAI behavior hints
All tools declare the three OpenAI behavior hints as booleans
All tools have descriptions
All tools have non-empty descriptions
Tool names use valid characters
All tool names use valid characters
Tool input header annotations are valid
All x-mcp-header annotations satisfy Streamable HTTP requirements
Tool input schemas have a valid object structure
All tool input schemas have a valid object structure
Tool names follow the MCP 1–128 character range
All tool names follow the MCP recommended length
Tool names follow MCP uniqueness guidance
All tool names are unique
Declared output schemas have a valid basic structure
5 declared output schema(s) pass basic structural validation; schemas may describe any JSON value, including arrays
Tool text has no hidden control characters
No invisible or control characters found in tool-facing text
Tool visibility metadata is valid
All explicit ui.visibility arrays are valid
Tool-linked resource URI is readable
All tool-linked resource URIs are readable
Tool invocation metadata present
All view-linked tools have invoking/invoked metadata
MCP Apps
All discovered view resources were inspected
Inspected all 2 discovered view resource(s)
View resource envelope is valid
All view resources are readable and use ui:// with a supported MCP Apps HTML MIME type
View resource metadata complete
All view resources have a mimeType and widget description
CSP metadata covers literal external origins
All statically detectable external origins are declared in CSP metadata
View resources declare a domain
All view resources declare one shared HTTPS origin
Declared domains respond
All declared domains are reachable
Client compatibility
Skills over MCP resources are readable
Server does not advertise the Skills over MCP extension
All tools have a display title
All tools have a display title
Claude tools declare applicable behavior hints
All tools include an applicable readOnlyHint or destructiveHint
Claude Code metadata fits its 2 KB fields
Tool descriptions and server instructions fit Claude Code's 2 KB fields
Claude tool names are within 64 characters
All tool names are within Claude's 64-character limit
Cursor tool-name budget advisory
No tool name independently exhausts Cursor's observed 60-character combined budget
OpenAI file parameters use valid schemas
All declared OpenAI file parameters use reviewer-valid schemas
ChatGPT tool names are unique
All tool names are unique
Overview
- Author
- AllTrails
- Verification
- partner
- Auth
- None — public endpoint
- Categories
- health
- Works with
- claudeclaude-api
- Docs
- Documentation
find_trails_near_locationget_trail_weather_overviewfind_trails_within_boundssearch_trails_by_nameget_trail_detailsRelated MCP servers
FAQ
AllTrails install, tools, readiness, and alternatives.
How do I add AllTrails to Claude, ChatGPT, or Cursor?
Add AllTrails to Claude, ChatGPT, or Cursor by connecting its remote MCP URL in each client's MCP settings. In Claude, add a custom connector. In ChatGPT, add an MCP app. In Cursor, add an MCP server under Settings. The MCP URL is https://www.alltrails.com/mcp.
Is AllTrails MCP ready for ChatGPT and Claude?
As of September 15, 2026, AllTrails scores 100/100 on Manufact's MCP publishing checklist. The scan meets ChatGPT publishing checks and meets Claude publishing checks.
What tools does the AllTrails MCP server provide?
AllTrails provides these MCP tools: find_trails_near_location, get_trail_weather_overview, find_trails_within_bounds, search_trails_by_name, and get_trail_details.
What are the best alternatives to AllTrails?
As of September 15, 2026, alternatives to AllTrails in health on the Manufact MCP catalog include PubMed, CMS Coverage, NPI Registry, ICD-10 Codes, and PopHIVE.
Does AllTrails MCP require authentication?
AllTrails does not require authentication. It is a public MCP endpoint you can connect without logging in.
Who develops AllTrails?
AllTrails is developed by AllTrails. It is listed as partner on the Claude connector directory.
Not your MCP?
Scan any public or OAuth MCP URL against ChatGPT and Claude publishing checks. No account required.