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Once connected, you can call Slashy tools directly from chat. Most people use Slashy MCP for email - triage, drafting, follow-ups, and scheduling. Here are prompts that work out of the box.
Terminal showing the Slashy MCP server authenticated and connected, ready to use

Email prompts

Triage the inbox

“Use Slashy to list my unread emails from the last 24 hours. Group them by sender, flag anything that mentions a deadline, and tell me which three I should reply to first.”

Draft a reply

“Use Slashy to read the latest thread with sarah@acme.com and draft a reply that confirms Thursday 3pm, suggests a 30-min agenda, and matches my usual tone. Save it as a draft - don’t send.”

Edit the draft in a card

In ChatGPT and on claude.ai, a draft from Slashy appears as an editable card instead of a block of text. It looks like the Slashy composer: From, To, Cc and Bcc, subject, and body.
  • Edit in place. Change recipients, the subject, or the body right in the card. Edits save to the same draft in Slashy.
  • Send. Click Send (or press Cmd+Enter) and confirm. You get the same undo window as in Slashy.
  • Send later. Click Send later (or press Cmd+Shift+L) and type a time, such as “tomorrow 8am” or “2pm in London”.
  • Delete. Click the trash icon to delete the draft.
  • Fill in the blanks. When the AI doesn’t know a detail, it can leave a highlighted blank for you to fill in. Slashy won’t send the draft until every blank is filled.
  • Several drafts at once. When you ask for more than one draft, such as a follow-up to each of ten threads, all of them land in one card as a list. Click a draft to open it in the editor, use the arrows to move to the next or previous one, and click All drafts to go back to the list. Your edits save before you move on.
If you edit the same draft in Slashy, the card picks up your latest version. Reopening an old chat shows the draft as it is now, whether it is still a draft, scheduled, or sent.

Follow up on silent threads

“Find threads in my inbox where I sent the last message more than 5 days ago and haven’t heard back. Draft a short, friendly follow-up for each and save as drafts.”

Schedule a meeting from an email

“Read the latest email from alex@partner.io. Use Slashy to propose three 30-min slots in my calendar next week that avoid conflicts, and draft a reply offering those times.”

Label and summarize

“Find this week’s emails from our investors, label each one ‘VC’, and give me a one-line summary of each.”

Bulk action on a sender

“Archive every email from noreply@notion.so older than 30 days and label them ‘newsletters’.”

Send an email

“Use Slashy to send an email to sarah@acme.com with the subject ‘Q2 numbers’ and a body that confirms Thursday’s review, lists the three metrics I want her to bring, and signs off as me.”
“Reply to the last thread from alex@partner.io - tell him Friday works, suggest a 30-min slot at 2pm, and send it.”
Prompts that say “send” will send immediately. Use “draft” or “save as a draft” if you want to review before anything leaves your outbox.

Attach files

“Draft an email to the board with the Q2 deck attached. Find the latest deck in my Drive (file name starts with ‘Board Q2’) and include it as an attachment.”
“Send dan@investor.com our data room link plus the pitch PDF. Pull the PDF from my Drive and attach it - don’t just link it.”
“Reply to jordan@client.co’s last email. Attach the invoice PDF named ‘INV-2045’ and add a one-line note confirming receipt.”

Attaching large files

Files smaller than roughly 256 KB can be passed inline using upload_file. For larger files (PDFs, decks, ZIP archives), use a two-step flow:
  1. Call request_file_upload with the file name and MIME type. Slashy returns a presigned upload URL and a file_id.
  2. Upload the file with an HTTP PUT to that URL.
  3. Pass the file_id to draft_email or send_email as an attachment reference.
The presigned URL expires after a few minutes. Upload the file immediately after calling request_file_upload.

Open in Slashy

Slashy tools return a link for every email thread and draft they touch, so the AI can send you straight to the right place in the Slashy app. Thread links open the conversation; draft links open the thread scrolled to the draft. Links follow the format https://slashy.com/t/{inbox_email}/{thread_id}, with ?m={draft_id} for a draft. Ask for links and the AI includes them in its answer.
“List the top 5 threads I should reply to today. For each, include a Slashy link so I can click to open it.”
“Draft a reply to the latest email from sarah@acme.com and save it. Give me the Slashy link to the draft so I can review and send from Slashy.”
“Find threads I haven’t replied to in 5+ days. Return each with a one-line summary and a Slashy link to open the thread.”
Make “give me Slashy links for threads and drafts” part of your auto-use prompt if you always want them - it saves typing the instruction every time.

Beyond email

“Prep me for my next external meeting - pull attendee profiles, email history, and recent news.” “Before my call with john@acme.com tomorrow, find recent news about Acme on the web and summarize our prior email threads.”
Slashy tools respect your account’s permissions. If a tool needs calendar or email access you haven’t granted, it will return a clear error with a link to authorize.

Auto-use prompt

Paste this into your client’s system prompt, Claude project instructions, or Cursor’s rules file. It tells the model to reach for Slashy whenever a task fits.

Next steps

Troubleshooting

Fixes for OAuth, missing tools, and wrong accounts.

10 Automations

Essential Slashy automations to set up first.