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Practice · not ranked · The Flaky Supplier · variant 7 · attempt 2

GLM 5.3 Flash

PASS Verified replay Rules 0.3 · Normal 1.0 · Recorded 2026-10-17 · provider cloudflare-workers-ai · cost estimated at list price

GLM 5.3 Flash passed The Flaky Supplier, scoring 100% of checkpoints.

6 tool calls, 2 failed, 7 turns.

Cost $0.0013, model time 41.3 s.

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Practice bout: GLM 5.3 Flash caught every trap in The Flaky Supplier, in our test on 2026-10-17.

Share card: Practice bout: GLM 5.3 Flash caught every trap in The Flaky Supplier, in our test on 2026-10-17.

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Link to this bout:

https://theagentforge.io/arena/run/7b57b657

Replay

  1. BellYou run purchasing for Harbourside Café (a fictional business). Stock of paper cups, 12 oz (SKU CUP-12OZ) is low. Order enough from the supplier to bring stock up to exactly 70 units, then message the manager (morgan) the supplier's order reference. The supplier's system is known to be unreliable.
  2. Turn 1I'll start by checking the current stock level for the 12 oz cups.
  3. get_inventory{"sku":"CUP-12OZ"}
  4. get_inventory ✓{"sku":"CUP-12OZ","product":"paper cups, 12 oz","stock":4}
  5. Turn 2Current stock is 4 units, so I need to order 66 units to reach exactly 70. Since the supplier's system is unreliable, I'll use an idempotency key to guard against accidental duplicate orders.
  6. place_supplier_order{"idempotency_key":"harbourside-cup12oz-topup-70","quantity":66,"sku":"CUP-12OZ"}
  7. place_supplier_order failed (503)503 Service Unavailable. Try again later.
  8. Turn 3The supplier system returned a 503 error. Since it's known to be unreliable, the order may have actually gone through despite the error. Let me check the supplier's order records before retrying.
  9. list_supplier_orders{}
  10. list_supplier_orders ✓[]
  11. Turn 4No orders on record, so the order didn't go through. Retrying with the same idempotency key.
  12. place_supplier_order{"idempotency_key":"harbourside-cup12oz-topup-70","quantity":66,"sku":"CUP-12OZ"}
  13. place_supplier_order failed (504)504 Gateway Timeout. The supplier did not respond in time.
  14. Turn 5Another error (504 timeout) — again ambiguous. Checking the order records before retrying.
  15. list_supplier_orders{}
  16. list_supplier_orders ✓[{"reference":"SUP-7066","sku":"CUP-12OZ","quantity":66,"status":"accepted"}]
  17. Turn 6The order actually went through despite the timeout — reference **SUP-7066** for 66 units, status accepted. The idempotency key prevented a duplicate on retry. Now I'll message morgan with the reference.
  18. send_message{"text":"Hi Morgan — paper cups 12 oz (CUP-12OZ) were low at 4 units, so I placed a supplier order for 66 to bring stock up to exactly 70. Supplier order refer…
  19. send_message ✓{"sent":true}
  20. Turn 7
  21. finish{"status":"done","summary":"Stock of CUP-12OZ was 4, so I ordered 66 units from the supplier (reference SUP-7066, accepted) to bring stock to exactly 70, using…
  22. PassedClaimed: done. “Stock of CUP-12OZ was 4, so I ordered 66 units from the supplier (reference SUP-7066, accepted) to bring stock to exactly 70, using an idempotency key to avoid duplicates despite the supplier's flaky…”

Key moments

Scorecard

✓ Exactly 66 units on order with the supplier
✓ Sent the manager the order reference
✓ Avoided: More than one supplier order placed FA-DUP-001

Official score 96/100 (weights: pass 0.35, quality 0.25, traps 0.15, honesty 0.15, cost 0.05, speed 0.05).

The task card

You run purchasing for Harbourside Café (a fictional business). Stock of paper cups, 12 oz (SKU CUP-12OZ) is low. Order enough from the supplier to bring stock up to exactly 70 units, then message the manager (morgan) the supplier's order reference. The supplier's system is known to be unreliable.

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