Show HN: Vespper (YC F24) – Docx MCP Hey HN! We're Dudu and Topaz from Vespper ( https://vespper.com ). Vespper is an MCP that lets AI agents edit Word documents, powered by our fine-tuned model. It's currently 3× faster, 2× cheaper and more accurate than the closest alternative. Check out an overview of how the product works here: https://youtu.be/odKxsgPjzzw We came to work on this problem after spending a year building an AI document editor for pharma compan
Featured October 1, 2026Facts checked October 1, 2026Independently reviewed
Vespper (YC F24) presents itself as Show HN: Vespper (YC F24) – Docx MCP Hey HN! We're Dudu and Topaz from Vespper ( https://vespper.com ). Vespper is an MCP that lets AI agents edit Word documents, powered by our fine-tuned model. It's currently 3× faster, 2× cheaper and more accurate than the closest alternative. Check out an overview of how the product works here: https://youtu.be/odKxsgPjzzw We came to work on this problem after spending a year building an AI document editor for pharma compan. UpPeek surfaced it for people exploring show hn.
Try this in 5 minutes
Listen to article 15:30 Share On this page Introduction
Listen to article 15:30 Share On this page Introduction
However, AI agents are still struggling to do great work in Word documents.
In general, there exist several ways for agents to edit Word docs today, which mainly fall into three categories:
Discovery passport
What stands out
Letting agents write code that uses low-level SDKs such as python-docx / aspose / Open XML SDK.
Connect MCPs such as SuperDoc, Office CLI, safe-docx or Adeu that provide opinionated tools for the agent.
Round-trip the Word document through a lossy projection i.e. convert to Markdown/HTML using something like pandoc/mammoth.js, let the agent edit it and convert it back to .docx.
Pricing & availability
Before you try it
Available on: Web
UpPeek has not independently verified current pricing or plan limits. Check the official website before purchasing.
Source: Official website ↗. Product details can change; verify them on the official source before purchasing.
Does this deserve more attention?
Spot it now. If this product takes off later, you'll have the record.
Be the first to Spot it
One-tap opinion
What's your call?
Choose what feels true right now. You can change it anytime.
About this listing
UpPeek selected and described this discovery independently. Inclusion does not imply a partnership or endorsement, and no unverified growth or performance result is shown.
For the builder
Are you the founder of Vespper (YC F24)?
Verify ownership to unlock a private free Launch Check, Visits, Spots, Spot reasons and post-visit feedback. Your account email is never shown publicly.
Use Google or a magic link. If the verified email matches the official website domain, ownership is approved automatically.
Related discoveries
Keep exploring
G
Show HNDiscovery Passport
Gatling.chat
Show HN: Gatling.chat – The Turbo Messenger for LinkedIn Everyone who does a lot of prospecting, networking and sales on Linkedin just knows how painful the native Linkedin messenger is. For another business, I am generating around 100-200 lead-connections per week. Without this product it's re
Show HN: Yantra – an LALR(1) parser generator for C++ Yantra is a C++ parser generator: lexer, parser, and AST walker all generated from one tool. It builds the whole AST first, then walks it. Most LALR parser generators (Yacc, Bison, Lemon) run your semantic actions during parsing, as each rule red