What does it cost to level Blacksmithing right now?

424.3kg in reagents at today's TW auction prices, over about 383 crafts. Sell the results and it comes back to 424.3kg.

Where do these numbers come from?

The skill thresholds are read from the game client data for build 12.1.0.68914. The prices are the region-wide auction house, refreshed every few minutes; these are the snapshot taken at 19:54 UTC.

Why does the route change when I reload?

Because the prices did. The cheapest recipe for a stretch of skill is whichever one's reagents are cheapest at that moment, and that moves through the day.

Profession leveling · Classic Blacksmithing · TW · prices as of 19:54 UTC

Blacksmithing leveling 1 → 340 · Classic Blacksmithing

424.3kg in reagents over about 383 crafts. Sell what you make and it comes back to 424.3kg.

Start skill

Trainer recipes only

Recipe names carry the colour the profession window gives them: orange is a point every craft, yellow is three in four, green is one in four.

Before the first craft — buy it all at once

One trip to the auction house. Vendor lines are cheaper from the profession vendor than from the board.

ReagentNeedEachTotal

Essence of Water×148150

Total424,336

Step 1 · Skill 1 → 260

Orange→Green

Dense Sharpening Stone

trainer

About 269 crafts.26

per skill point10

Dense Stone×269

Step 2 · Skill 260 → 300

Orange

Elemental Sharpening Stone

needs the recipe item

About 40 crafts.890

per skill point22

Elemental Earth×80

Dense Stone×120

Step 3 · Skill 300 → 340

Orange→Green

Icebane Bracers

needs the recipe item

About 74 crafts.423,419

per skill point10,585

Skill 340 — done. Now sell what you made.

Crafted itemUnitsEachTotal

Elemental Sharpening Stone4012

405

Dense Sharpening Stone26975

2692

Icebane Bracers7431

7422

Capped at what the market takes in 3 days, so a route never pretends to sell hundreds at once.

Back in your pocket424,329

What's worth crafting with Blacksmithing right now

Questions

How this route is built

What does it cost to level Blacksmithing right now?: 424.3kg in reagents at today's TW auction prices, over about 383 crafts. Sell the results and it comes back to 424.3kg.
Where do these numbers come from?: The skill thresholds are read from the game client data for build 12.1.0.68914. The prices are the region-wide auction house, refreshed every few minutes; these are the snapshot taken at 19:54 UTC.
Why does the route change when I reload?: Because the prices did. The cheapest recipe for a stretch of skill is whichever one's reagents are cheapest at that moment, and that moves through the day.

A first craft pays Knowledge, not skill, so it is shown as a badge and left out of the craft count. Vendor reagents are priced at the lower of the vendor and the auction house.