registry / record

@cloudflare/mcp-server-cloudflare

npm / sealed 2026-06-16 / No. ae0e8904

Does @cloudflare/mcp-server-cloudflare MCP work in Claude Code and Cursor? Throne executed @cloudflare/mcp-server-cloudflare mcp in a single-use Firecracker microVM and replayed both recorded client behaviours. Compatibility verdict: needs launch arguments. Is @cloudflare/mcp-server-cloudflare mcp safe? Static security scan: 2 finding(s) to review under security ruleset v1. The full per-step results, security findings, scan date, and evidence hash are below.

re-scan this server gate it in your CI

> throne registry @cloudflare/mcp-server-cloudflare sealed

This server needs launch argumentsthe server requires command-line arguments (for example a database URL) that a bare launch does not pass, [DEBUG 2026-06-16T17:26:12.611Z] Uncaught exception: Error: Unknown command: undefined. Expected 'init' or 'run'.

receiptsealed evidence

scan id: ae0e8904813a47c49d25d1a2ed9cb32e
target: @cloudflare/mcp-server-cloudflare
sealed at: 2026-06-16 17:26:14Z
evidence hash: sha256:69cb77ce1f92276a27f0f71b756eb66d8ab6a4e569bc97d103e218e687672e04

01connectFAIL0ms

server never launched: server process exited with code 0 before the MCP handshake, stderr: [DEBUG 2026-06-16T17:26:12.611Z] Uncaught exception: Error: Unknown command: undefined. Expected 'init' or 'run'.

02discoverSKIPPED0ms

not run, server never launched

03validate_schemasSKIPPED0ms

not run, server never launched

04smoke_test_toolsSKIPPED0ms

not run, server never launched

05error_handlingSKIPPED0ms

not run, server never launched

06streamingSKIPPED0ms

not run, server never launched

07resource_lifecycleSKIPPED0ms

not run, server never launched

08concurrent_callsSKIPPED0ms

not run, server never launched

09reconnectSKIPPED0ms

not run, server never launched

01connectFAIL0ms

server never launched: server process exited with code 0 before the MCP handshake, stderr: [DEBUG 2026-06-16T17:26:12.611Z] Uncaught exception: Error: Unknown command: undefined. Expected 'init' or 'run'.

02discoverSKIPPED0ms

not run, server never launched

03validate_schemasSKIPPED0ms

not run, server never launched

04smoke_test_toolsSKIPPED0ms

not run, server never launched

05error_handlingSKIPPED0ms

not run, server never launched

06streamingSKIPPED0ms

not run, server never launched

07resource_lifecycleSKIPPED0ms

not run, server never launched

08concurrent_callsSKIPPED0ms

not run, server never launched

09reconnectSKIPPED0ms

not run, server never launched

chatgpt desktop calibratingemulation profile pending real-traffic captureCOMING SOON

SECURITY: REVIEW / 2 finding(s) / review recommended

LOWTHR-NET-05 / Hardcoded outbound endpoints

3 non-local endpoint host(s) referenced in code, verify each is expected for this server's purpose: api.cloudflare.com (package/dist/index.js:274), claude.ai (package/dist/index.js:398), dash.cloudflare.com (package/dist/index.js:138)

package/dist/index.js:138

LOWTHR-VER-11 / Outdated MCP SDK or protocol version pin

@modelcontextprotocol/sdk pinned pre-1.0: '^0.6.0'

package/package.json

VERDICT: NEEDS LAUNCH ARGUMENTSSANDBOXED RUN, submitted server executed in a disposable microVM, compatibility not assessable: needs arguments: the server requires command-line arguments (for example a database URL) that a bare launch does not pass, [DEBUG 2026-06-16T17:26:12.611Z] Uncaught exception: Error: Unknown command: undefined. Expected 'init' or 'run'. / security: review, 2 finding(s), 0 highsealed by THRONE / No. ae0e8904 / 2026-06-16

scopeattestation tuple

target: @cloudflare/mcp-server-cloudflare npm
engine: sandboxed
claude code: calibration: partial recorded=9,spec=0,assumed=9
cursor: calibration: partial recorded=11,spec=0,assumed=7
chatgpt desktop: calibration: unavailable recorded=0,spec=2,assumed=16
steps exercised: 18 of 18
test suite: v1.0.0
security ruleset: v1.0.0
sealed at: 2026-06-16 17:26:14Z
evidence hash: sha256:69cb77ce1f92276a27f0f71b756eb66d8ab6a4e569bc97d103e218e687672e04
valid until: 2026-09-14

executed in a disposable microVM, created for this scan and destroyed after it. nothing outlives a run.

maintainer of this server? challenge this record: hello@usethrone.dev. tell us what we got wrong and we re-run it in the open.

this page renders the stored record of a real run. nothing on it is asserted without the execution that proved it.