MCP server health, State of MCP census
Epitaxy
xyz.crossgrain/epitaxy
Federal drug shortages and recalls joined to the federal contracts that buy those drugs.
- server_json_invalid
Checks
The exact rows akashi check xyz.crossgrain/epitaxy prints, from the 2026-09-13 census.
| Check | Status | Detail |
|---|---|---|
| registry status | pass | active |
| server.json valid | fail | jsonschema validation failed with 'https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json#' |
| repo reachable | pass | exists |
| repo freshness | pass | pushed 4d ago |
| package pypi | pass | published (0.1.4) |
| remote reachable | pass | HTTP 200 via initialize |
| MCP conformance | pass | initialize handshake ok |
| tools/list | pass | 5 tools: get_data_freshness, list_drug_shortages, list_drug_recalls, list_federal_drug_contracts, get_supplier_exposure |
| at least one live entrypoint | pass | 3 alive |
| license present | pass | MIT |
| spec 2026-07-28 | warn | needs-migration: no server/discover, routing headers not enforced |
Spec 2026-07-28 readiness
Verdict: needs-migration(no server/discover; routing headers not enforced). Measured against the 2026-07-28 specification (ruleset 2026-07-28, compiled from the draft and re-diffed against the final text with no verdict-bearing rule changed) with read-only, keyless calls; see the ecosystem readiness report for how this server compares.
| Accepts handshake-free calls | yes |
| server/discover implemented | no |
| Session independence | yes |
| Routing headers enforced | ignored |
Advisory: no resultType on results; no cache metadata on list results; negotiates 2025-06-18.
Evidence
Packages
- pypi epitaxy-mcp · published(0.1.4)
Remote endpoints
- https://drugs.crossgrain.xyz/v1/mcp
streamable-http · reachable· HTTP 200· initialize_ok
5 tools: get_data_freshness, list_drug_shortages, list_drug_recalls, list_federal_drug_contracts, get_supplier_exposure
server.json
invalidagainst its declared schema
- jsonschema validation failed with 'https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json#'
- - at '': allOf failed
- - at '/packages/0': validation failed
- - at '/packages/0': missing property 'registry_type'
- - at '/packages/0': additional properties 'environmentVariables', 'registryType', 'registryBaseUrl' not allowed
One of 31538 servers in the 2026-09-13 State of MCP census: 25411 healthy (80.6%), 4667 degraded (14.8%), 1184 dead (3.8%), 276 unknown (0.9%).
Verify it yourself
This page is a static read of one dated probe. Run the same check locally, any time, with no key:
$ akashi check xyz.crossgrain/epitaxyInstall Akashi - single Go binary, zero keys, MIT licensed.
Prefer the data? This page has a machine-readable record carrying the same checks, verdict and census date, under the same methodology.
Is this your server?
Claiming a server (an auto-refreshing badge and a verified publisher profile) is coming soon. Until then, embed the verified-on-date badge yourself with akashi check xyz.crossgrain/epitaxy --badge.
Open data, CC BY 4.0. How this census works - denominator, tiers, and what each check does.