We killed our in-app AI chat and made the agent a first-class user
BlogBy Sensefold Editorial·Sep 12, 2026·Reviewed Sep 12, 2026·10 min readWe killed our in-app AI chat and made the agent a first-class userSensefold deleted its own chat box and replaced it with a remote MCP server. This is why, and what we had to build to replace it. Why the chat box lost For a while, the first move when adding AI to a product was a chat box over whatever data the product already had: chat with your docs, chat with your CRM, chat with your PDF.
- ▪BlogBy Sensefold Editorial·Sep 12, 2026·Reviewed Sep 12, 2026·10 min readWe killed our in-app AI chat and made the agent a first-class userSensefold deleted its own chat box and replaced it with a remote MCP server.
- ▪This is why, and what we had to build to replace it.
- ▪Why the chat box lost For a while, the first move when adding AI to a product was a chat box over whatever data the product already had: chat with your docs, chat with your CRM, chat with your PDF.
Hacker News (AI / LLM) files mainly under ai. We currently carry 5,212 of its stories.
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Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | Sensefold |
| Canonical URL | https://sensefold.app/blog/agent-as-first-class-user |
| Publication time | Wed, 16 Sep 2026 16:57:31 +0000 |
| Retrieval time | 2026-09-16T17:13:41.614Z |
| Last seen | 2026-09-16T17:13:41.614Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | Sf3kSqMhOzZI · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
BlogBy Sensefold Editorial·Sep 12, 2026·Reviewed Sep 12, 2026·10 min readWe killed our in-app AI chat and made the agent a first-class userSensefold deleted its own chat box and replaced it with a remote MCP server. The hard part was not the protocol. It was deciding that an agent writing to your data is a user, and building the identity, permissions, and undo that a user gets.MCPAgentsSecurityOn this pageWhy the chat box lostThat changes who the user isOne identity per connectionThe tool list is not the boundaryEvery write has an undoWhat a sentence in a system prompt can and cannot doThe reviewer who improved our tool descriptionsWhat this adds up toOur first version had a chat box. We deleted it. This is why, and what we had to build to replace it.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Sensefold.
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