com.mcpscores/agent-continuity

up checked 2026-11-10T21:37:39.814Z

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Publisher-provided title

MCPFax Agent Continuity

Publisher-provided description

Resume the work, not the conversation. A checkpoint by one model is resumable by another.

Summary by lookupd

Stores agent checkpoints, leases, queues and cost ledgers so work can be resumed, coordinated and tracked across sessions.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http agent-continuity https://mcpfax-continuity.bowling-anthony.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add agent-continuity --url https://mcpfax-continuity.bowling-anthony.workers.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "agent-continuity": {
      "url": "https://mcpfax-continuity.bowling-anthony.workers.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (showing 30 of 33)

Publisher-provided text

• register Create a durable identity for an agent. Returns an agent_secret (the only credential; store it in the agent's configuration the way you would an API key — an am
• whoami Report this namespace's public address, registration time, and mailbox counts: how many items exist, how many are due right now, when the next one falls due, an
• claim Exactly-once guard for work that costs money or has side effects. The first call for a key returns granted:true and is FREE. Every later call for that key retur
• complete Attach the outcome to an idempotency CLAIM you hold — NOT for finishing a mailbox task (use inbox_ack) or a queue item (use work_done). A later duplicate attemp
• lease Mutual exclusion so two instances of the same agent do not both process one item. Returns acquired:true with a fence token (FREE), or acquired:false naming the
• lease_renew Extend a lease you still hold, using the fence token you were given. FREE. Fails (renewed:false) if the lease expired or was taken by someone else — treat that
• lease_release Release a lease you hold so the next worker can take it immediately instead of waiting for the TTL. FREE. If you no longer hold it we REFUSE rather than free so
• resume_packet THE HEADLINE TOOL. Returns a briefing, not an archive: objective, last verified state, what arrived while you were gone, the single next action, files, risks, o
• checkpoint_put Save where the work got to, in a STRUCTURED shape so the next invocation can actually act on it. FREE. `objective` and `next_action` are REQUIRED and a checkpoi
• checkpoint_get Fetch the last checkpoint verbatim — what was stored, with no briefing composed around it. Most callers want resume_packet instead, which folds in what arrived
• watermark_set Record how far you got through a stream, feed or table so the next invocation knows where to start. FREE. The position is an opaque string we store verbatim and
• watermark_get Fetch the position you last recorded for a stream, so you can ask an upstream only for what is new. $0.002 ONLY when a watermark exists AND its position has mov
• seen_add Record items you have already processed. FREE. Items are stored ONLY as salted SHA-256 digests — we can test membership but cannot read, list or reconstruct wha
• seen_check Given a batch of items, return only the ones not already in the set — the work you actually still have to do. $0.002 ONLY when we filter at least one item out,
• retry_state Durable retry bookkeeping, so backoff survives the session that died. Returns the attempt count, first and last attempt times, and a deterministic suggested bac
• send Agent-to-agent mail. Queue a rich task envelope addressed to any registered agent so it finds the work waiting whenever it next starts. Nobody waits and nobody
• inbox_schedule Leave work for your own next invocation — the same as send() addressed to yourself. FREE. No callback URL is required or accepted: agents are not web services a
• inbox_poll Collect the next due task envelope from your mailbox. One envelope per call. The item is claimed with a visibility timeout: ack it when done, or it returns to t
• inbox_ack Acknowledge a task you finished. FREE and idempotent — acking twice is not an error. If the task was a repeating schedule, the next occurrence is queued now. An
• inbox_nack Explicitly return a claimed task to the queue instead of waiting for its visibility timeout, optionally deferring it. FREE. Redelivery of the same task_id is al
• heartbeat AN AGENT CANNOT DETECT ITS OWN DEATH — from the inside, 'I stopped' and 'I am about to do the next step' are the same thing. Only something outside the process
• budget_record An agent cannot see its own spend across sessions, so runaway cost is invisible until the bill arrives. Append one amount to this scope's ledger. FREE and APPEN
• budget_check What this unit of work has actually cost across every session, with a per-label breakdown and a lifetime total. If a limit is set (or you pass one here) we repo
• barrier_create Fan work out to N agents and have the LAST one to finish wake the joiner. FREE. A BARRIER THAT WAITS FOR ALL N IS A HANG WAITING TO HAPPEN, so stragglers are th
• barrier_signal Report that one participant finished, optionally attaching a payload the joiner will receive. FREE and IDEMPOTENT PER PARTICIPANT — the same participant_id sign
• barrier_status Progress on a join point: how many of the expected participants have signalled, which ones, who is still outstanding, and whether the completion or timeout enve
• work_push THE ALTERNATIVE TO THIS IS WRITING DISTRIBUTED WORK-DISTRIBUTION CODE YOURSELF — assignment, collision avoidance, lease expiry, retry, dead-worker recovery, str
• work_take Take up to n items, LEASED not deleted — the same lease semantics as lease()/renew()/release(): a holder, a fence token, an expiry. Two workers can never be han
• work_done Complete an item you hold. FREE. If your lease already expired and the item went back to the queue we REFUSE with lease_lost rather than accepting a result from
• work_fail Report that an item did not work out. FREE. THIS IS ALSO THE CORRECT WAY TO HAND AN ITEM BACK WHEN NOTHING WENT WRONG — there is no work_release; retry:true (th

Details

• Version: 1.1.1
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 349 ms
• First indexed: 2026-11-01T08:55:18.433Z
• Last seen in registry: 2026-11-01T08:55:18.464Z
• Website: https://mcpfax-continuity.bowling-anthony.workers.dev/

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• Last crawl: 2026-11-11T15:38:39.561Z
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