Auction Cataloging Software That Actually Looks at Every Photo
You didn't get into the auction business to spend 12 hours typing descriptions into spreadsheets. Gavelist uses multi-photo AI to catalog entire estates in minutes — so you can get back to selling.
Manual Cataloging Is Killing Your Margins
Auction cataloging software automates the most time-consuming part of running an auction — writing lot descriptions. Full-scope manual cataloging — photography, description writing, and upload — runs about 8 to 15 lots per hour. According to Sound Auction Service in Washington state, buying that work as a service costs $3.00 per lot. Most auctioneers still do this by hand: shoot thousands of photos, then sit down at the desk for the worst part of the job, typing descriptions one at a time. Copy the item name. Guess at the maker. Squint at a backstamp. Google the pattern. Type it all out. Repeat 500 times.
At 4 to 7.5 minutes per lot, a 500-lot sale eats 33 to 60 hours of labor before a single bid is placed. You're either doing it yourself on nights and weekends, or paying staff to do work that doesn't generate revenue. And the faster you try to go, the more you miss — the Roseville mark hidden on the base, the sterling hallmark on the clasp, the first-edition printing number on the copyright page.
The tools that promise to help? They look at one photo per lot and spit out a generic sentence. That's not cataloging. That's a caption.
AI That Catalogs Like Your Best Employee
Gavelist, AI-powered cataloging software for auctioneers, is built for how auctioneers actually work. Instead of analyzing a single thumbnail, Gavelist examines every photo attached to every lot — the front, the back, the bottom, the maker's mark, the label, the detail shot of the damage on the rim.
That multi-photo analysis is the difference between a description that says “ceramic vase, green” and one that reads “Rookwood Pottery Standard Glaze vase, shape 907C, artist-signed by Kataro Shirayamadani, dated 1903, light crazing to glaze, 8.5 inches tall.” The first loses bidders. The second wins them.
Gavelist learns your voice, too. Set up a style profile and descriptions come out sounding like you wrote them — your terminology, your level of detail, your formatting. Not a robot. Not a template. Your catalog, at machine speed.
Gavelist, a platform-independent AI cataloging tool for estate auctioneers, starts at $0.15 per lot with no monthly minimum. Every plan includes the same multi-photo AI — 18 auction category checklists and export to 10+ auction platforms — and comps with a value range are an optional, self-serve add-on at a separate $0.15 per lot ($0.25 with a product photo), charged only when delivered. Process a real sale with 100 free lots, including 10 comps lots and 10 product-photo lots, before committing to anything.
Photos In, Catalog Out
Upload Your Photos
Drag in an entire estate shoot — 3,000 photos, straight from the camera. Gavelist handles bulk uploads and keeps everything organized.
Sort Into Lots
Already pre-numbered your files? Gavelist detects lot assignments from filenames automatically. Need to rearrange? The conveyor belt interface lets you drag, split, and merge lots with keyboard shortcuts.
AI Generates Descriptions
Hit describe and Gavelist's AI analyzes every photo in each lot. It reads backstamps, identifies makers, notes condition issues, and writes complete catalog descriptions in your voice. 1,000 lots process in about 10 minutes with 8 concurrent AI workers.
Export Anywhere
Download a ready-made import file for HiBid, LiveAuctioneers, Proxibid, BidWrangler, or AuctionNinja, an eBay Seller Hub bulk-listing file, or a universal CSV/XLS for any other platform. Titles, descriptions, and photos, ready to upload.
Built for How Auctioneers Actually Work
Every feature exists because we needed it on a real sale day.
More Lots, Less Money
Every plan includes the same specialist-grade AI — no quality tiers, no upsells.
No monthly commitment
- $0.15 per lot — pay only when you use it
- Multi-photo AI — every angle analyzed
- Voice profile — AI matches your style
- All export formats included
- No monthly commitment
$0.08/lot included
- Up to 1,000 lots per month
- Multi-photo AI — every angle analyzed
- Voice profile — AI matches your style
- All export formats included
- Review queue with smart flagging
- Direct access to the founder
$0.06/lot included
- Up to 2,500 lots per month
- Everything in Auctioneer
- Advanced voice profile tools
Need more lots? Just $0.09 per additional lot — automatically metered.
Auction cataloging software compared (prices checked September 30, 2026)
Auction cataloging software now splits into three shapes: per-lot description tools such as Gavelist, flat-fee platforms such as ListerLeo and Lot Lingo, and full auction platforms such as Circuit Auction that sell AI cataloging as an add-on. Gavelist charges $0.15 per lot and takes 0% of auction sales, so Gavelist costs less than ListerLeo's $119 flat fee up to about 1,440 lots a month and less than Lot Lingo's $200 up to about 2,940. Every price below comes from the vendor's own pricing page on September 30, 2026.
| Tool | What it does | Published price |
|---|---|---|
| Gavelist | AI descriptions from every photo per lot, then an import file for your platform | $0.15/lot pay-as-you-go; $79 (1,000 lots), $160 (2,500), $250 (5,000) a month; 0% of sales |
| AuctionWriter | AI cataloging with native iPhone, iPad and Android apps | 50 free lots, then $99 (1,000 lots) to $1,689 (31,000 lots) a month |
| Estimint | AI listings plus consignor, clerking and invoicing tools on higher plans | $29 (300 listings), $89 (1,500), $149 (3,500), $249 (5,000) a month |
| ListerLeo | Warehouse platform: barcode scanning, put-away, pick lists, AI photo recognition | $119/month, or $109/month on a 12-month term; unlimited items |
| Lot Lingo | AI lot descriptions with one-click export to K-BID, HiBid, eBay and Whatnot | $200/month flat, no per-lot fees |
| Circuit Auction | White-label bidding site, CRM and invoicing; AI catalog creation is an add-on | $250/month (annual) + 2% commission on winning bids; AI cataloging +$250/month |
Gavelist does not clerk, invoice, run a bidding site, or manage a warehouse; it writes the catalog and hands it to whichever platform does. In September 2026 alone, 97.7% of 11,040 lots exported through Gavelist went out with no client edit to the AI title or description. Full vendor-by-vendor detail is in the AI cataloging software comparison and AuctionWriter alternatives.
Measured in production (updated September 22, 2026)
According to Gavelist production data through September 22, 2026, 96.3% of the 58,134 lots clients exported through Gavelist went out with no client edit to the AI-written title or description. One client supplied about 70% of those lots at 99.8%; across every other Gavelist client the figure is 88.2%. In September alone, 97.7% of 11,040 exported lots went out unedited. A clean Gavelist description pass processes 1,000+ lots in about 10 minutes. Cataloging is $0.15 per lot pay-as-you-go — or $79/month for 1,000 lots — with 0% of sales, and every lot can add comps with a value range, each showing its source, with current listings labeled as asking prices, as a separate $0.15/lot add-on: a starting range, not an appraisal.
Method: a lot counts as edited if the client saved a change to its title or description in Gavelist before exporting; lots the AI regenerated count as unedited. The total includes 6,290 lots from snapshots backfilled for jobs created March 20 to April 12, 2026.
Related pages
- Gavelist for auction housesBulk-upload sale photos, review the descriptions, and export straight to HiBid, LiveAuctioneers, Proxibid, and more.
- Gavelist for consignment auctionsShoot each consignor's items at intake and get consistent, catalog-ready descriptions for every lot.
- Free auction calculatorsCataloging ROI, buyer's premium, and consignment payout calculators. No signup required.
Trusted by Professional Auctioneers
From independent auctioneers running monthly estate sales to regional houses cataloging thousands of lots each week — Gavelist handles the busywork so you can focus on selling.
“Every client has direct access to me — not a support queue. If you're running your first auction with Gavelist, call me and I'll walk you through it.”
— Ben, Founder of Gavelist (412) 580-7398
Start Cataloging Smarter This Week
Try Gavelist, AI-powered cataloging software for auctioneers, free on your next sale — or call Ben directly. No demo request forms. No waiting.