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@kimtaeyoon83/mcp-server-youtube-transcript

npm / sealed 2026-06-12 / No. 3630dc69

> throne registry @kimtaeyoon83/mcp-server-youtube-transcript sealed
receiptsealed evidence
scan id
3630dc69e1df44b5bb879ae27b20f448
target
@kimtaeyoon83/mcp-server-youtube-transcript
sealed at
2026-06-12 18:28:02Z
evidence hash
sha256:b2d5badac507de0010e8b895fdb502d953bb27c62f51338cd5d508e870d19b07
01connectPASS902ms

initialize ok: server mcp-servers-youtube-transcript 0.1.0, negotiated protocolVersion 2024-11-05, capabilities ['tools']

02discoverPASS3ms

supported: tools/list (1 tools); method not found (tolerated): resources/list, prompts/list

03validate_schemasPASS2ms

all 1 tool inputSchemas are valid JSON Schema

04smoke_test_toolsPASS4ms

called 1 of 1 tools (cap 10): 0 ok, 1 returned tool-level errors (expected for synthesized args)

05error_handlingPASS4.0s

structured error responses, connection survived — wrong_type_args: error(-32602); 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_callsWARN17ms

ladder 1/2/4/8 overlapping get_transcript calls: max_observed_stable_concurrency=8; all ids answered exactly once, but every call returned an error (error -32602: MCP error -32602: Invalid YouTube video ID: test) — the tool may need runtime dependencies this sandbox does not provide

09reconnectPASS910ms

transport closed and relaunched; re-handshake ok (protocolVersion 2024-11-05, first session was 2024-11-05)

01connectPASS892ms

initialize ok: server mcp-servers-youtube-transcript 0.1.0, negotiated protocolVersion 2024-11-05, capabilities ['tools']

02discoverPASS3ms

supported: tools/list (1 tools); method not found (tolerated): resources/list, prompts/list

03validate_schemasPASS2ms

all 1 tool inputSchemas are valid JSON Schema

04smoke_test_toolsPASS4ms

called 1 of 1 tools (cap 10): 0 ok, 1 returned tool-level errors (expected for synthesized args)

05error_handlingPASS4.0s

structured error responses, connection survived — wrong_type_args: error(-32602); 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_callsWARN15ms

ladder 1/2/4/8 overlapping get_transcript calls: max_observed_stable_concurrency=8; all ids answered exactly once, but every call returned an error (error -32602: MCP error -32602: Invalid YouTube video ID: test) — the tool may need runtime dependencies this sandbox does not provide

09reconnectPASS913ms

transport closed and relaunched; re-handshake ok (protocolVersion 2024-11-05, first session was 2024-11-05)

chatgpt desktopemulation profile pending real-traffic captureCOMING SOON
SECURITY: REVIEW / 2 finding(s) / review material, not a verdict
LOWTHR-INSTALL-03 / Install-time script execution (npm lifecycle)

"prepare" runs on git-dependency installs and local dev (not registry installs): 'npm run build'

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

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

package/package.json
VERDICT: FIT TO SHIPSANDBOXED RUN — submitted server executed in a disposable microVM — compatibility: 0 fail / 2 warn across 2 clients / security: review — 2 finding(s), 0 highsealed by THRONE / No. 3630dc69 / 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/%40kimtaeyoon83%2Fmcp-server-youtube-transcript)](https://usethrone.dev/server/kimtaeyoon83-mcp-server-youtube-transcript)
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.

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