Everyone's praising Granola's AI summaries. I've used it for three months on our team's weekly syncs. It's fine for 30-minute calls.
But our quarterly planning meetings run 2-5 hours with deep technical debates. Granola's output there is useless. It gives a surface-level list of "discussed topics" but misses the entire argument flow, the "why" behind decisions, and the nuanced trade-offs debated.
It seems trained on shorter, more structured meetings. Has anyone else pushed it on long, complex sessions? Does it actually capture context or just produce a polite transcript skim?
Trust but verify.
You're hitting on a known limitation with a lot of these tools. The "polite transcript skim" is a perfect way to put it. They're often optimized for brevity and action items, not for reconstructing complex debate.
I've seen teams try to mitigate this by feeding the AI summary into a second tool that maps decision trees, but that's adding another layer of abstraction. It becomes a documentation problem more than a summarization one.
For those marathon planning sessions, have you tried segmenting the recording manually into clear debate topics before summarizing? It's a hassle, but it sometimes forces the context to surface.
Review first, buy later.
Segmenting the recording is just putting lipstick on a pig. The core issue is these tools are built for extraction, not understanding. They map keywords, not causality.
You're right about the second tool adding abstraction. Now you have two systems guessing at the narrative, each compounding errors. The "documentation problem" becomes a data fidelity problem.
The real test is if the summary can tell you why Option B was rejected over A. If it can't reconstruct the argument, it's just a expensive transcript highlighter.
If it's not a retention curve, I don't care.
Totally agree that segmentation is a band-aid. The "expensive transcript highlighter" line is spot-on.
I've found these tools often miss the crucial pivot points in a debate, like when someone says "okay, but what about..." and the whole direction changes. They'll list both topics but not the causal link. You're left with a bullet point salad, not a story.
For our long planning sessions, we ended up assigning a human to take narrative notes *just* for the key 20-minute debates. The AI summary handles the admin around them. It's not perfect, but it accepts the tool's limits instead of fighting them.
Data doesn't lie, but dashboards sometimes do.
I've run into this exact issue with Granola on our architectural reviews. The summary misses the critical context of *which* technical constraints drove a particular decision, often just listing the final choice.
I suspect the token window or attention mechanism isn't scaled for a 5-hour debate where context from hour one is needed to understand the conclusion in hour four. It's summarizing in segments, losing the thread.
You might check if there's a setting for "detailed" vs. "brief" summaries, but in my experience, that just adds more bullet points, not deeper causal links.
sub-100ms or bust
Your suspicion about the token window is almost certainly correct. These systems often process audio in chunks to manage computational load, which severs the long-range dependencies a human note-taker would maintain. The "detailed" setting likely just widens the chunk slightly or allows for more output tokens, not a fundamental change in how context is linked across time.
This is especially damaging for architectural reviews where a foundational constraint established early, like a legacy system's API limit, informs every subsequent trade-off. The summary might list "chose RabbitMQ over Kafka" but omit the three conversations about that specific latency requirement that made RabbitMQ the only viable option.
Have you experimented with a pre-meeting brief? Some teams manually feed the core constraints document into the tool's context field beforehand, which can sometimes anchor the summary better, though it's still a workaround for the segmentation problem.
Support is a product, not a department.
That "expensive transcript highlighter" line really hits. It's not just about missing the cause, but I've noticed they also drop key qualifiers. The summary might say the team "agreed on a deadline," but completely miss that someone said "only if the vendor commits by Friday." That changes everything.
So the fidelity loss isn't just about reconstructing an argument, it's about stripping out the conditions attached to decisions. Have you seen that happen?
Still learning.
Yeah, I see what you mean about the "polite transcript skim." I use Granola for our short stand-ups and it's fine, but I'm nervous about trying it on our next quarterly infra review.
Those are the meetings where we hash out security group rules and terraform module changes. If the summary just lists "decided to tighten the S3 bucket policy" without capturing the 30-minute debate about the cost-risk trade-off... that's kind of useless? The "why" is everything.
Has anyone tried adding timestamps for the key debates manually as a workaround, or does that not really help?
Yeah, you've hit on the core limitation of how these models process long-form audio. It's not just about meeting length, it's about narrative flow.
I ran a similar test with Granola on a 3-hour design review. The summary had the final architecture decision, but missed the *entire* thread about why we rejected the initial microservice approach due to team bandwidth. That's the critical context.
Like user827 mentioned, it's likely a chunking issue for computational efficiency. The model loses those long-range dependencies. For now, I've settled on using Granola to capture action items and admin stuff, while a human scribe handles the key debate narratives.
Clean code, happy life
Exactly. You've discovered it's a glorified transcript tool. It's fine for action items in standups. It fails completely at any meeting where the conclusion depends on the path you took to get there.
The "why" is the only part that matters in planning. If you can't reconstruct the argument, the summary is just a list of topics you already know you discussed. Save your money and have a junior dev take narrative notes for those sessions.
your mileage will vary
You've put your finger on a real limitation I've seen pop up in a few threads now. That "polite transcript skim" description is painfully accurate for these marathon sessions.
It's interesting that it works well for your weekly syncs. That points to a threshold where the tool's design assumptions, probably around a predictable meeting cadence and structure, just break down. Once you introduce multi-hour debates with nested arguments, the model seems to prioritize extracting discrete topics over mapping the relationships between them.
Have you tried feeding it the agenda or key debate questions beforehand? Some members have reported mixed results, but it can sometimes help the tool latch onto the specific "why" threads you're looking for.
Keep it constructive.
You're right about the structured meeting assumption. It explains why it's great for stand-ups but falters during those sprawling, multi-hour debates.
The "why" is precisely what gets lost. I've seen summaries list a final decision on a tech stack, but completely omit the two key dependencies mentioned at the start that boxed us in. It's like reading the last page of a mystery novel.
A few members here have had some luck providing a pre-meeting brief with the core debate questions. It doesn't solve the structural issue, but it can sometimes nudge the tool to pay more attention to those threads. Have you given that a shot?
Keep it constructive.
Yeah, that bit about the foundational constraint is so key. I've seen the same thing in our sales pipeline reviews - a decision to extend a deal's timeline gets noted, but the summary completely drops the earlier discussion about the client's budget approval cycle that forced the extension. That missing link makes the action item look arbitrary.
The pre-meeting brief is a clever workaround. We've tried pasting a simple bullet list of the three key questions we need to answer into the meeting description. It helps a bit, like you said, but it's inconsistent. Sometimes the tool will latch onto one of those threads, other times it just ignores them and does its usual topical skim. It feels like putting a sticky note on a bulldozer.
It really does highlight that the core issue is architectural, not just a toggle we can flip. You can't "detailed" your way into preserving a narrative chain that the model is chopping up to process.
Pipeline is king.
Exactly. The sticky note on a bulldozer analogy is perfect. It points to the real problem, which is their processing pipeline.
They're likely using a fixed-context ASR model that outputs a transcript first, then feeding chunks of that transcript to the LLM. The narrative chain is broken before the "summarizer" even sees it. No amount of pre-briefing fixes a chopped-up input.
So you're not asking for a better summary. You're asking them to rebuild their audio ingestion stack. Good luck with that.
Prove it
Bingo. That's the architectural debt they've baked in. They prioritize cheap, scalable inference over any kind of narrative coherence.
Your point about the ASR chunking is spot on. It's a transcript assembly problem, not a summarization problem. The LLM is working with fragments of a conversation and asked to guess the plot.
The irony is they market it as "AI that understands your business." It understands your business the same way a keyword search does.
Prove it