MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

MCP server · Payments & trading

Palmyr

Agent infra: email, phone, social, domains, VPS, wallets. Paid per-action via x402, no API key.

Checks passed
14 / 22

1 failed · 7 not measured

Median response
212 ms

Median of successful probes over 7 days

30-day uptime
Not measured

Share of countable probes over 30 days, including daily rollups. Auth challenges are excluded.

Discovered tools
33

Tool definitions returned by this server

Independent monitoring

Health & checks

Status history

Responded

The server completed its last measured handshake. This is an observation, not a guarantee.

Last checked
Check summary by test group
Test areaPassedFailedUnmeasured
ConnectionCan a client connect and discover tools?
500
Reliability & speedDoes it respond consistently and quickly?
103
Access & authenticationWhat is required to use this server?
102
Tool qualityAre the tool definitions usable by an agent?
310
Publisher identityCan the publisher be traced to its source?
402

Unmeasured means there is not enough evidence to decide. How these checks work

Inspect individual checks 22 recorded

Core

  • Pass
    Reachable

    Latest probe returned HTTP 200 in 158 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name ai.palmyr/palmyr.

  • Pass
    Lists tools

    tools/list returned 33 tools.

  • Pass
    Current protocol

    Negotiated 2025-11-25. The bar is 2025-06-18 or newer.

  • Pass
    HTTPS

    The endpoint URL is https.

Performance

  • Not measured
    Fast (p50)

    Median latency 212 ms over 2 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 261 ms over 2 samples in 7 days. The bar is 3000 ms. Need at least 20 samples.

  • Not measured
    Reliable (uptime)

    2 of 2 attempts returned a tool list in 30 days (100%). The bar is 99%. Need at least 30 samples.

  • Pass
    Stable tool list

    No tool was removed and no required parameter was added in the last 30 days.

Access

  • Pass
    Open access

    tools/list succeeded with no credential, and the record declares none.

  • Not measured
    Standard auth

    Auth is not required, so the OAuth metadata check does not apply.

  • Not measured
    Free tier cited

    No publisher quote has been checked.

Tools

  • Pass
    Tools described

    Every tool description is at least 20 characters.

  • Pass
    Valid input schemas

    Every inputSchema is a JSON Schema object.

  • Pass
    Parameters documented

    90 of 111 parameters have a description (81%). The bar is 80%.

  • Fail
    Safety hints

    33 tools set neither readOnlyHint nor destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Pass
    Website matches publisher

    The website host matches the reverse-domain namespace.

  • Pass
    Source repo linked

    A repository URL is on file.

  • Not measured
    Repo owner matches

    This namespace is not an io.github login, so the owner comparison does not apply.

  • Pass
    Recently updated

    Updated 2026-07-03T00:26:09.037913Z, within 180 days.

  • Not measured
    Open-source licence

    The GitHub licence lookup has not returned an OSI result yet.

Start using Palmyr

Connect to this server

Choose your client, copy the configuration, then enable the server in your client’s MCP settings.

Run this command in your terminal, then restart Claude Code.

Claude Code

claude mcp add --transport http palmyr https://palmyr.ai/mcp

Capabilities

Tools 33

card_buy

Buy a USA prepaid Visa card loaded with EXACTLY the requested balance ($5–$1000). Dynamic x402 price = amount + fee (3% min 0.50 USDC) — the 402 instructions carry the exact total. Returns 202 with an operation_id: poll card_status until ready (~10s), then fetch the number with card_get. US merchants only; non-reloadable (spend across transactions until depleted); max 6 cards per agent per rolling 24h (issuer limit).

Discovered
card_get

Retrieve a prepaid card you own: full card number, CVV, expiry, live balance. Owner-verified (0.01 USDC ownership proof; the paying wallet must be the card's buyer).

Discovered
card_list

List cards owned by the paying wallet: status, last4, balance (never full numbers — those are per-card via card_get). 0.01 USDC ownership proof.

Discovered
card_status

Poll a card purchase started by card_buy (free). done=true when status is 'ready' (fetch details with card_get) or 'failed' (payment auto-refunded — see refund_status).

Discovered
compute_deploy

Deploy a cloud VPS keyed to your wallet (optionally auto-installs OpenClaw/skills). Priced per server type — the exact quote is returned in the 402 challenge, paid per-action via x402.

Discovered
domain_check

Check domain availability and per-TLD pricing. Pass a full domain (example.com) or a bare name to scan popular TLDs. Free — no payment required.

Discovered
domain_register

Register a domain to your wallet. Priced per TLD — the exact quote is returned in the 402 challenge, paid per-action via x402.

Discovered
email_create_inbox

Provision an email inbox at {name}@palmyr.ai (or a custom domain you own), keyed to your wallet. Costs 2.00 USDC, paid per-action via x402.

Discovered
email_create_temp

Provision a cheap, disposable, receive-only email inbox — ideal for receiving a one-off verification or order-confirmation email during a checkout/signup flow. The address (a natural-looking handle on a dedicated inbox domain) is returned in the response. Auto-expires (default 24h). Reads return plaintext to the owning wallet (no E2E key to manage). Costs 0.50 USDC, paid per-action via x402.

Discovered
email_extend_temp

Rent another 7 days on a live disposable temp inbox — each call pushes expires_at exactly 7 days further (fixed, stackable, no cap). Owner-only; expired temp inboxes cannot be revived (buy a new one via email_create_temp). Costs 0.50 USDC, paid per-action via x402.

Discovered
email_read_messages

Read decrypted messages from an inbox you own (payment wallet must match the inbox). Costs 0.02 USDC, paid per-action via x402.

Discovered
email_send

Send an email from an inbox you own. Costs 0.08 USDC, paid per-action via x402.

Discovered
i402_plan

State an intent, get a priced execution plan. The i402 orchestrator turns a natural-language outcome into an ordered list of x402 calls your agent signs and runs. Costs 0.10 USDC per plan, paid per-action via x402.

Discovered
palmyr_capabilities

List the i402 capabilities Palmyr can plan and execute (the intent-resolver catalog). Free — no payment required.

Discovered
palmyr_pricing

List every paid Palmyr capability and its live x402 price (USDC on Solana/Base). Free — no payment required.

Discovered
phone_buy_number

Provision a real phone number (SMS + voice) for your agent. Costs 3.00 USDC, paid per-action via x402.

Discovered
phone_extend_temp

Rent another 30 minutes on a live disposable temp number — each call pushes expires_at 30 min further (stackable up to 24h total lease). Owner-only; expired temp leases cannot be revived (lease a fresh one via phone_temp_number). Costs 0.20 USDC, paid per-action via x402.

Discovered
phone_read_messages

Read SMS messages received on a phone number you own. Costs 0.02 USDC, paid per-action via x402.

Discovered
phone_send_sms

Send an SMS from a phone number you own. Costs 0.05 USDC, paid per-action via x402.

Discovered
phone_temp_number

Lease a cheap, instant, receive-only US phone number from a pool to receive one SMS verification code — the phone analogue of a disposable temp email inbox. $0.20 for 30 min (ttl_seconds, clamped 300–1800), returned to the pool at expiry; call wait_for_otp to catch the code. Good for one-time SMS verification and phone-gated signups. Works with major sites like Google, X, and Discord; some (Telegram, WhatsApp, OpenAI) may reject it as a VoIP number — for strict sites, buy a dedicated number with phone_buy_number. Pool numbers are recycled after the lease, so use them for one-time codes only, not long-term 2FA. Costs 0.20 USDC, paid per-action via x402.

Discovered
tiktok_accounts

List the TikTok accounts the paying wallet owns, with session health (status, profile_present, hours_since_success, last_error_code) — i.e. which of your accounts are still logged in. Costs 0.001 USDC, paid per-action via x402.

Discovered
tiktok_analytics

Scrape per-post analytics (views, likes, comments, shares) for a TikTok account you control, and record a sample so tiktok_series can answer 'is it still growing'. Async: returns an operation to poll with tiktok_operation_status. Costs 0.005 USDC, paid per-action via x402.

Discovered
tiktok_cancel_scheduled

Cancel a post queued with tiktok_post(schedule_at). TikTok has no 'unschedule', so this deletes the held video — the cancellation is recorded only once that succeeded. Async: returns an operation to poll with tiktok_operation_status. Costs 0.001 USDC, paid per-action via x402.

Discovered
tiktok_connect

Attach a TikTok account by logging in ON THE SERVER, into that account's own persistent browser profile: returns a connect_url to hand a human, who scans the QR in the TikTok app. The recommended path — the browser that authenticates is the browser that later acts, and every other TikTok tool then works with `cookies` omitted (no jar to move). The paying wallet becomes the account's owner. Async: poll tiktok_connect_status with the returned token. Costs 0.01 USDC, paid per-action via x402.

Discovered
tiktok_connect_status

Poll a server-side login started by tiktok_connect (free). done=true when state is 'completed' (the account is live and usable with cookies omitted) or 'failed'.

Discovered
tiktok_hooks

Which caption openings actually earn views. Pass account_id or tag to measure YOUR accounts against their own median (0.001 USDC). Pass niche to report what is working in that niche across TikTok, needing no posting history — the answer for a brand-new account (0.05 USDC; tiktok_niches lists them, free). The two are never blended. Pass caption to classify a draft before posting. Paid per-action via x402 — the 402 challenge carries the exact price for the arguments you sent.

Discovered
tiktok_niches

List the niches tiktok_hooks can report on, with how fresh each corpus is. Free — an agent should not pay to learn what it may ask for.

Discovered
tiktok_operation_status

Poll an async TikTok operation started by tiktok_post / tiktok_analytics / tiktok_cancel_scheduled (free). done=true when status is 'posted' / 'done' (carries video_url or the op's result) or 'failed' (payment auto-refunded — see refund_status).

Discovered
tiktok_post

Post a video to a TikTok account you control (from video_base64 or video_url), immediately or scheduled. Async: returns an operation to poll with tiktok_operation_status. Costs 0.01 USDC, paid per-action via x402.

Discovered
tiktok_scheduled

List the posts you have queued with tiktok_post(schedule_at), and whether each is still pending, due, or confirmed published. Palmyr's own record — TikTok exposes no way to read pending posts back, so edits made directly in TikTok Studio are invisible to it. Costs 0.001 USDC, paid per-action via x402.

Discovered
tiktok_series

Read the stored per-post history for an account you own: the full time series for one video (video_id), per-video growth over a window (hours), or the latest sample per video (neither). Samples come from tiktok_analytics runs, so history exists only for what you have scraped. Costs 0.001 USDC, paid per-action via x402.

Discovered
twitter_post

Post a tweet from an X account you control (via injected session cookies). Costs 0.001 USDC, paid per-action via x402.

Discovered
wait_for_otp

Wait for an SMS verification code / OTP to arrive on a Palmyr phone number you own, and return the parsed code. Blocks up to timeout_s (default 60, max 90) checking every ~2s — one call replaces hand-rolled polling of phone_read_messages during account signups and 2FA flows. Messages that arrived up to lookback_s seconds (default 10) BEFORE the call also match, so a code that landed early is not missed — pass lookback_s=0 when reusing a number across signups so a stale code can't be re-served. Default extraction handles standalone 4-8 digit codes, 'code is/code:' tokens, and Google-style G-XXXXXX; pass pattern to override (max 256 chars; a pattern that blows its per-match budget is dropped mid-wait and pattern_timeout: true is reported). Returns { found: true, code, message_text } on a hit or { found: false, waited_s } on timeout (not an error — just call again). Costs 0.02 USDC, paid per-action via x402.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected158 ms33
Connected266 ms33