Ann Baum

Task Bert - Fully local open-source agent for managing your texts

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Bert is the private iMessage assistant that I want Siri to be. Search your messages locally on your Mac to find buried details, turn loose plans into reminders or calendar events, and get nudged to follow up on conversations that slipped through the cracks. Bring your own OpenAI or Anthropic API key for AI features, so your message history stays on-device and under your control – no middle man, and fully open sourced.

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Ann Baum
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Hey Product Hunt, I built Bert because I wanted a better assistant for my text messages, and I got tired of waiting Apple to make Siri smart. So much important stuff lives in text threads: someone’s new address, a friend's baby's name, a plan for Saturday, a message you meant to reply to and forgot. I wanted a tool that could search my messages locally, use an agent to surface buried details, turn loose plans into reminders or calendar events, and help me close the loop on conversations I missed. Bert runs on your Mac, and you bring your own OpenAI or Anthropic API key for AI features. There's no hosted backend, and it's fully open sourced, with minimal permissions for the agent. Your messages stay on your computer. It (optionally) integrates with Apple Reminders, which can be accessed directly on your phone. It uses Hugging Face to create a local vectorized version of your messages in PGLite, allowing for better agentic search. Basically, Bert does all the things that I wish Siri could do. Would love your feedback β€” especially on where it feels useful, weird, or unfinished.
Julia Zakharova

@ann_baumΒ Hi. Fully local agent for texts, how fast does it work on an old laptop?

Ann Baum

@julia_zakharova2Β good question β€” the vector embedding uses Hugging Face locally and that can definitely take a few minutes during onboarding to get set up.

For the agentic tool calling, that is wired up to Anthropic/OpenAI directly since those models were much better than the ones I tested with.

Definitely explored having it fully local but agree on lower end laptops performance would start to be an issue. Decided that using better models with controlled tool exposure was a trade off I was comfortable with.

Chris Han

This is super helpful lol, I'm always forgetting addresses, birthdays, friend's baby's name as well and it takes forever scrolling up. Reminders not so much personally, but searching iMessages is great in itself. Are you planning to build out a version for iPhone? Not sure how to address permissions and whatnot, but I would love to use it on mobile

Ann Baum

@chris_u_hanΒ Totally agreed that getting it on mobile is ideal – for now, I wanted to keep it fully isolated on my machine so didn't go too far down that road. I think best option is for an Open Claw or Claude Code with an SMS gateway, and exposing this tool via MCP to those. I have the agentic "ask" as a tool explicitly for that purpose.

Art Stavenka @Arbitrica

Love how you lean into local BYO API key instead of yet another cloud inbox assistant. The whole thing gives a feeling Siri should have been a while ago

Ann Baum

@artstavenka1Β yup – especially in the current state of the world.... did not feel like trusting a new unvetted cloud solution, but didn't see anything on the market that fit my needs here.

Kelly-Lee Zeeman

Finally! An assistant that can search through all our lengthly texts. Well-done on beating Apple to it!

No excuses on forgetting birthdays, shopping lists or invitations that "got lost in the mail" lol

Ann Baum

@kelly_lee_zeemanΒ thanks – and exactly!! Inspired by true events [me scheduling two dinners on the same evening]

Naveen

I always struggle so much with iMessage searching - I think Apple broke it in iOS26. So I'm really glad to see this solution out there!

Ann Baum

@naveensharmaΒ appreciate it! And totally agreed.... trying to find information makes me crazy.

Maddy Baum

This is so awesome. I'm a new mom and I've been getting so many texts from friends checking in mixed with doctor appointment reminders and everything is falling through the cracks...You don't even want to know what my email inbox looks like lol. So this is amazing to have my texts all broken down into a checklist!!

Ann Baum

@maddy_baum1Β yes! so much goes down in the inbox... need better tools to manage it all!

Karan Arora

nice idea but I barely receive or do any message (its personal) All of my conversations are on whatsapp

Rob

Interesting. I don't use iMessage that much though, mostly Whatsapp. Is there a benefit of using iMessage?

Ann Baum

@rob_vbΒ very broadly speaking WhatsApp tends to be preferred internationally while iMessage is more common in US. I'm not trying to convince people to adopt one vs the other, just trying to address the functionality limitations in iMessage for those of us who do use it!

Bengeekly

The killer feature is to have this combine all my messaging apps. I believe Europe tried to impose an API to all messaging platform but it didn't pass. But there is some opensource projects that works around it