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Latchkey

inject credentials into agents' curl calls

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Hi HN,At Imbue, we’ve been following the rapid developments in the agent landscape and noticed that the way agents interact with third-party services on users’ behalf often leaves a lot to be desired. Integrations are ad hoc, complicated, context-heavy, and either unfriendly to non-technical users or tied to a lock-in of some sort.We‘re experimenting with a command-line tool, Latchkey, that could be used by local agents targeted at non-technical users while avoiding remote intermediaries. As far as we know, this is the only existing approach at the intersection of these two goals.Core idea: Agents access APIs of third-party services by prepending ordinary `curl` calls with the `latchkey` command, like this: latchkey curl -X POST 'https://slack.com/api/conversations.create' \ -H 'Content-Type: application/json' \ -d '{"name":"something-urgent"}' Latchkey then transparently injects credentials into these calls, prompting the user to log in via a browser pop-up when needed. Browser automation is used to extract an API token from the browser session once logged in.Benefits:* A single skill to integrate with all services.* Direct communication between the agent and the third-party service (no OAuth intermediary app needed).* Agents usable by non-technical users.* Secrets do not leak to logs or chat transcripts.We believe this aligns with a vision of a decentralized future in which people don’t need to ask corporations for permission to use their own data. We imagine a lively ecosystem of local agents that people use freely, supported by a community helping each other keep these tools useful and functional.We’re aware that this approach comes with some downsides, too, and would love your feedback.P.S. Here’s also a link to Passepartout, a toy demo AI assistant app built using Latchkey: https://github.com/imbue-ai/passepartout

HN · launched Feb 3, 2026 · 12 upvotes (top 40%) · 0 views

Niche: ai agent security and monitoring tools · 297 launches, 14 in the last 7 days ▼ -44% · Explore this niche →

Category and tags

  • Horizontal
  • Agent / copilot
  • Developer
  • AI-native
  • Commercial product

Visit website ↗ Source listing ↗

Could you build this?

Yes Latchkey is a credential injection proxy or CLI wrapper that intercepts outgoing HTTP/cURL requests from LLM agents to inject auth headers on the fly.

Discussion

No comments on this launch.

Competitors

Other products that read as similar to this one : 470 launches clear the similarity bar, closest 8 shown.

Attention rank: #210 of 471 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 94 days after the earliest competitor.

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