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100
MCP live v1.0.0 MCP 2025-11-25 streamable-http

io.github.bluecraft-ai/cold-email

io.github.Bluecraft-AI/cold-email

Generate hyper-personalized cold email sequences via AI.

Uptime
100.0%
4 direct probes · 30d
Response
1699ms
last probe
Tools
6
callable
Resources
3
readable
Prompts
3
available
Primary URL
https://mcp.machfive.io/mcp/{api_key}
Score: 100/100
Handshake verified by our own probe.
why this score
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
6 tools, 3 resources, 3 prompts returned.
pass 3 or more catalogue items 10/10
12 items in total; 3 or more earns these points.
pass Describes itself 10/10
56 characters; more than 30 earns these points.

Tools · 6

list_campaigns

List campaigns in the user's MachFive workspace. CALL THIS FIRST before generate_sequence or generate_batch — you need a campaign ID to generate emails. If the user hasn't specified a campaign, call …

generate_sequence

Generate a personalized cold email sequence for ONE lead. This is SYNCHRONOUS — the request takes 3-10 minutes because MachFive researches the prospect and crafts unique emails. Do NOT retry if it se…

generate_batch

Submit multiple leads for batch email sequence generation (ASYNC). Returns IMMEDIATELY with a list_id. Processing runs in the background. After calling this, poll get_list_status every 15-30 seconds …

list_lists

List lead lists (batch jobs) in the user's MachFive workspace. Useful for browsing past batches, checking what's in progress, or finding a list_id to export. Results are ordered newest first.

get_list_status

Check the processing status of a lead list. Use this to POLL after calling generate_batch. Call every 15-30 seconds until processing_status is 'completed' or 'failed'. When completed, call export_lis…

export_list

Download the generated email sequences for a COMPLETED list. Only call this AFTER get_list_status shows processing_status = 'completed'. If the list is not yet completed, you'll get a 409 error — pol…

Resources · 3

server_capabilities

MachFive MCP server capabilities, tools, and workflows.

machfive://capabilities
lead_fields_reference

Lead data fields and generation options accepted by MachFive.

machfive://lead-fields
pricing_info

MachFive pricing tiers and credit usage.

machfive://pricing

Prompts · 3

generate_cold_email

Generate a personalized cold email sequence for a single lead. MachFive uses AI to research the prospect and craft unique, relevant outreach — not templates. The request takes 3-10 minutes.

batch_email_workflow

Submit multiple leads for batch cold email generation. Returns immediately with a list_id. Processing runs in background. Poll for status, then export results when complete.

check_batch_status

Check status of a batch job and export results when ready.

How to use

Its endpoint is a URL template that needs your own values filled in before any client can connect: https://mcp.machfive.io/mcp/{api_key} — see its MCP Registry entry (JSON) for what each placeholder means.