Local AI Registry

Stationery Store

Bob Slate Stationer

The public record of what AI assistants say about this business — the questions asked, the answers given, the omissions.

30 Brattle St

Ask them a question

Is this your business? Register it free

Free, no card. You get your fix list: every problem we found on this entry, the written steps to fix each one yourself, and how long each takes.

65/100
Strong

Strong is 80 or better. Under 40 is weak.

Verified August 13, 2026

See where you rank

Bob Slate Stationer — Cambridge, Massachusetts
Bob Slate Stationer · 30 Brattle St

What AI says about Bob.1

We ask the assistants the questions customers actually ask, and record what comes back — quoted verbatim, dated, with the capture kept as evidence.

ChatGPT

Not named

Asked “best stationery store in Cambridge”

ChatGPT answered with other businesses. Bob Slate Stationer was not mentioned.

Checked August 13, 2026

Gemini

Named ✓

Asked “best stationery store in Cambridge”

“Here are the top contenders, depending on your needs: * **Bob Slate Stationer (Mass Ave, Harvard Square & Porter Square):** * **Why it might be the best:** This is a true Cambridge institution, in business since 1932.”

Checked August 13, 2026

Named by 1 of 2 assistants as of August 13, 2026.

Reputation

What they’re known for.2

Drawn from live Google search results — the searches this business surfaces for when people look nearby. What its customers say is a separate read, below.

Bob Slate Stationer is best known for its impressive selection of pens and high-quality paper products, making it a favorite among stationery enthusiasts in the Boston area.

Fountain Pens in Boston
Paper Store in Cambridge
Pen Store in Boston
Office Supplies in Cambridge

What people keep saying.3

Every review this business has, read and distilled — the mood, the consistent praise, and the recurring complaints.

Bob Slate Stationer is a beloved destination for stationery enthusiasts, offering a wide array of products from luxury fountain pens to unique notebooks. Customers appreciate the knowledgeable staff who guide them through their selections, creating a welcoming atmosphere for both casual shoppers and serious collectors.

Consistently praised

Wide selection of fountain pens and inks
Unique notebooks and planners
Knowledgeable and helpful staff

Recurring complaints

High prices compared to other retailers
Inconsistent customer service experiences
Issues with gift card redemption

The bottom line: Bob Slate Stationer stands out for its extensive selection of specialty stationery, though some customers have raised concerns about pricing and service.

Bob Slate Stationer — Cambridge, Massachusetts
Bob Slate Stationer · 30 Brattle St

The score, explained

Why 65.4

Eight signals make up the AI Score. Weight is how much a signal counts; the score is how this entry measures on it. The same method for every business — never for sale.

Higher than 71% of stationery stores in the registry.

Scanned August 13, 2026

SignalScore /100
Retrieval groundingWhether you appear in the ranked results AI retrieves and cites — AI-Overview citations, organic top-10 for your money queries, and the Bing index ChatGPT leans on.
100
Off-property attestationVolume and consistency of what others say about you — YouTube mentions, branded web mentions, third-party “best-of” lists. The cause of retrievability.
41
AI visibilityWhether ChatGPT, Gemini, Perplexity, and AI Overviews name you — and for the right service.
50
Reviews & responseNot just star average — volume, velocity, the specificity of review language, and response cadence. Specific reviews are what AI quotes verbatim.
82
Backlink & citation authorityDomain authority and editorial quality of the sources that attest to you.
55
Google Business ProfileRequired and recommended fields; update cadence. The listing AI pulls from first.
90
Speed & mobileCore Web Vitals at the 75th percentile, on a real phone.
53
Content freshness & schemaCrawl recency, intent alignment, valid JSON-LD, canonicals.
60

What’s holding this entry back: off-property attestation and ai visibility — the signals dragging the score below where the rest of the record sits.

Read the full methodology

Standing

Where the entry ranks.

1st

of 3 stationery stores in Cambridge, ranked by AI Score.

See the Cambridge leaderboard

Bob Slate Stationer — Cambridge, Massachusetts
Bob Slate Stationer · 30 Brattle St

The facts

Address30 Brattle St, Cambridge, MA 02138, USA
Hours
Today (Thu) · 10:00 AM – 6:00 PM
  • Monday10:00 AM – 6:00 PM
  • Tuesday10:00 AM – 6:00 PM
  • Wednesday10:00 AM – 6:00 PM
  • Thursday10:00 AM – 6:00 PM
  • Friday10:00 AM – 6:00 PM
  • Saturday10:00 AM – 6:00 PM
  • Sunday12:00 – 5:00 PM
Phone(617) 547-1230
Websitebobslatestationer.com
Map of the area around Bob Slate Stationer
Open in Google Maps ↗© Mapbox © OpenStreetMap

Spot something wrong in this entry?

Questions

About Bob Slate Stationer.

What are the hours of operation for Bob Slate Stationer?

Bob Slate Stationer is open Monday through Saturday from 10:00 AM to 6:00 PM and on Sunday from 12:00 PM to 5:00 PM.

Does Bob Slate Stationer accept reservations?

The shop does not accept reservations.

What is Bob Slate Stationer known for?

Bob Slate Stationer is known for its extensive collection of high-quality stationery supplies, including notebooks, planners, and a wide variety of pens, from everyday options to luxury brands.

Is there parking available near Bob Slate Stationer?

While specific parking details are not provided, the shop is located in the heart of Harvard Square, where street parking and nearby parking facilities may be available.

Are there any special features or events at Bob Slate Stationer?

The shop offers unique experiences, such as the opportunity to create custom pens, and is known for its knowledgeable and friendly staff who assist customers in finding the perfect stationery supplies.

Ask them

Still have a question?

Hours, prices, whether they take your insurance — ask it here. A person at the registry reads every question that comes in.

A person at the registry reads every question. We cannot promise you an answer — Bob Slate Stationer may not be registered with us, and we never answer for a business. Your email is only ever used to come back to you about this.

For business owners

Is this your entry? Here’s what registering gets you.

Registering is free and takes about thirty seconds. No card. We verify by phone.

What AI says about you today

The answer ChatGPT and Perplexity give when someone asks for the best in your category and city. Named, or left out.

Your fix list

Every problem we found, one row at a time, each with the written steps to do it yourself and an honest estimate of how long it takes. Tick them off as you go.

Correct the details AI reads

Hours, phone, email, booking link, socials and photos. You change them, they publish to this entry as soon as you save. Name, description, category, website, services and address need a paid plan.

Fifteen minutes with a person

Book a call and walk your fix list through with someone who moves these numbers for a living. No obligation.

Register Bob Slate Stationer

Every local business has an entry.

Look up another business
Agent view