THRONE
See report Verify server

registry / record

@playwright/mcp

npm / sealed 2026-06-12 / No. c50c49bc

> throne registry @playwright/mcp sealed
receiptsealed evidence
scan id
c50c49bccbcf472890230125cb4d6e60
target
@playwright/mcp
sealed at
2026-06-12 06:50:24Z
evidence hash
sha256:be51e825b7a12f4b9df6b1eb5981966f583d89b6174995f8f1d451f857d6db07
01connectPASS938ms

initialize ok: server Playwright 1.61.0-alpha-1781023400000, negotiated protocolVersion 2025-11-25, capabilities ['tools']

02discoverPASS10ms

supported: tools/list (23 tools); method not found (tolerated): resources/list, prompts/list

03validate_schemasPASS39ms

all 23 tool inputSchemas are valid JSON Schema

04smoke_test_toolsPASS60ms

called 10 of 10 tools (cap 10): 0 ok, 10 returned tool-level errors (expected for synthesized args)

05error_handlingPASS4.1s

structured error responses, connection survived — wrong_type_args: accepted (returned result); unknown_method: error(-32601); invalid_id: no response (silent), connection alive

06streamingPASS0ms

no streaming-capable tool declared by this server; not applicable (pass-na)

07resource_lifecyclePASS1ms

resources capability not declared; not applicable (pass-na)

08concurrent_callsWARN11ms

ladder 1/2/4/8 overlapping browser_close calls: max_observed_stable_concurrency=8; all ids answered exactly once, but every call returned an error (tool-level isError result) — the tool may need runtime dependencies this sandbox does not provide

09reconnectPASS947ms

transport closed and relaunched; re-handshake ok (protocolVersion 2025-11-25, first session was 2025-11-25)

01connectPASS916ms

initialize ok: server Playwright 1.61.0-alpha-1781023400000, negotiated protocolVersion 2025-11-25, capabilities ['tools']

02discoverPASS11ms

supported: tools/list (23 tools); method not found (tolerated): resources/list, prompts/list

03validate_schemasPASS36ms

all 23 tool inputSchemas are valid JSON Schema

04smoke_test_toolsPASS60ms

called 10 of 10 tools (cap 10): 0 ok, 10 returned tool-level errors (expected for synthesized args)

05error_handlingPASS4.1s

structured error responses, connection survived — wrong_type_args: accepted (returned result); unknown_method: error(-32601); invalid_id: no response (silent), connection alive

06streamingPASS0ms

no streaming-capable tool declared by this server; not applicable (pass-na)

07resource_lifecyclePASS1ms

resources capability not declared; not applicable (pass-na)

08concurrent_callsWARN11ms

ladder 1/2/4/8 overlapping browser_close calls: max_observed_stable_concurrency=8; all ids answered exactly once, but every call returned an error (tool-level isError result) — the tool may need runtime dependencies this sandbox does not provide

09reconnectPASS924ms

transport closed and relaunched; re-handshake ok (protocolVersion 2025-11-25, first session was 2025-11-25)

chatgpt desktopemulation profile pending real-traffic captureCOMING SOON
SECURITY: REVIEW / 1 finding(s) / review material, not a verdict
LOWTHR-NET-05 / Hardcoded outbound endpoints

2 non-local endpoint host(s) referenced in code — verify each is expected for this server's purpose: playwright.dev (package/config.d.ts:56), www.apache.org (package/cli.js:9)

package/cli.js:9
VERDICT: FIT TO SHIPSANDBOXED RUN — submitted server executed in a disposable microVM — compatibility: 0 fail / 2 warn across 2 clients / security: review — 1 finding(s), 0 highsealed by THRONE / No. c50c49bc / 2026-06-12
THRONE: FIT TO SHIPwear the crown

paste this in your README. it renders the live verdict and links back to this record. if a release ever breaks the verdict, the badge says so on its own.

[![THRONE: FIT TO SHIP](https://api.usethrone.dev/api/badge/%40playwright%2Fmcp)](https://usethrone.dev/server/playwright-mcp)
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.