
Cadence MCP server
com.cadencercs/cadence·v0.3.1Send RCS messages from your agent and get typed replies. Automatic SMS fallback.
61 downloads/wk
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If you have run it, two minutes of your experience saves the next person an afternoon.
Cadence tools (23, 5 write)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
cadence_check_brand_readinesswrite actionRun the carrier-readiness check: crawls the site, validates the privacy policy, messaging terms,
cadence_check_consentWhether a brand may message a number, and why not if it may not. Check this rather than attempting
cadence_close_conversationClose a conversation. Stops turn counting.
cadence_create_agentwrite actionCreate an agent under a brand. A local record until it is synced to Google — nothing reaches Google here.
cadence_create_brandwrite actionCreate a brand — the business carriers review. Fields are snake_case on brand routes.
cadence_get_brandA brand's details, its latest readiness report, what is blocking submission, and its agents.
cadence_get_conversationState, channel, trust level and turn count for one conversation.
cadence_get_messagesThe transcript. Read deliveredText rather than body — on the SMS leg they differ, and body is the
cadence_get_startedHow Cadence works and what to do first. Call this before anything else if you have not used it before.
cadence_invite_testerAllowlist a phone number as a test device on an agent, so it can receive real RCS before carrier
cadence_launch_readinessWhat is still blocking an agent's carrier launch, while everything is still cheap to change. The
cadence_list_brandsThe brands on your account with each one's carrier-approval status.
cadence_list_keysThe API keys on this account — prefix, kind, label, brand scope and whether each is revoked.
cadence_onboarding_statusThe go-live checklist, computed from your account's real state. Each step names the call that completes it.
cadence_open_conversationStart a conversation and send the first message. The agent speaks first and opt-in provenance is required.
cadence_preview_go_liveRehearse the irreversible step. Creates NOTHING and returns exactly what would be sent to Google:
cadence_request_launchIRREVERSIBLE. Requests carrier launch. The launch questionnaire cannot be edited afterwards
cadence_request_verificationIRREVERSIBLE. Asks Google to verify the brand behind this agent, and permanently freezes the
cadence_sendwrite actionSend the next turn in an open conversation. Rich content degrades to smsFallbackText on the SMS leg.
cadence_simulate_replyDeliver a reply as though the recipient sent it. SANDBOX KEYS ONLY — refused on live keys, because
cadence_sync_googleIRREVERSIBLE. Creates every not-yet-synced agent on this brand at Google. Google deprecated
cadence_update_brandwrite actionSet the details carriers verify. Do not guess legalEntity — carriers reconcile it against the site,
cadence_usageUsage and cost for a calendar month, for the account this server is authenticated as — which is
Public scan report
scanner v0.1.10 · 2026-10-31 · same rubric, same numbers if you re-run it
- Code scan3 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitystatic API keys via environment variables6/15
- Maintenancerepository not readable: repo not found3/15
- Maintainer identityverified namespace with website, no repo4/10
How Cadence compares
Against every graded AI and agents MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 58/100
- higher than 15% of 4,460 AI and agents servers
- Tools
- 23
- the typical AI and agents server has 6
- Tools that change things
- 22%
- typical: 0%. Fewer write tools means less an agent can break
- Downloads a week
- 61
- more than 50% of 1,538 AI and agents servers with a package
What its tools let an agent do: 18 read · 5 change
Install Cadence in Claude Code, Cursor or VS Code
Runs npx -y @cadencercs/mcp on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add cadence -- npx -y @cadencercs/mcp
Cadence: common questions
- Is Cadence MCP server safe?
- With care: it is graded C, so read the findings first (58/100). Read the Cadence safety report
- How do I install Cadence?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Cadence need an API key?
- Yes. The registry entry asks for
CADENCE_API_KEY. - Is Cadence maintained?
- The latest release is v0.3.1.
- What can I use instead of Cadence?
- Servers from other publishers that do the same job: llmtrim MCP server and Clawdcursor MCP server.
- How does Cadence compare with other AI and agents MCP servers?
- safety score 58/100 (higher than 15% of 4,460 AI and agents servers); tools 23 (the typical AI and agents server has 6); tools that change things 22% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.
Alternatives to Cadence
Same job from other publishers: the closest match first, then the best rated.
- llmtrimMCP server and proxy that compresses LLM prompts, tool output, and replies to cut token cost.not reviewedEstablishedA
- ClawdcursorSafe cross-OS desktop control for any AI agent - the fallback execution layer.not reviewedEstablishedC