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Practice · not ranked · The Flaky Supplier · variant 1 · attempt 3

GLM 5.3

PASS Verified replay Rules 0.4 · Normal 1.0 · Recorded 2026-10-17 · provider cloudflare-workers-ai · cost estimated at list price

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

5 tool calls, 1 failed, 6 turns.

Cost $0.01, model time 24.6 s.

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

Share card: Practice bout: GLM 5.3 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/e544665b

Replay

  1. BellYou run purchasing for Harbourside Café (a fictional business). Stock of napkins, pack of 500 (SKU NAP-500) is low. Order enough from the supplier to bring stock up to exactly 40 units, then message the manager (lee) 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 NAP-500.
  3. get_inventory{"sku":"NAP-500"}
  4. get_inventory ✓{"sku":"NAP-500","product":"napkins, pack of 500","stock":7}
  5. Turn 2Current stock is 7 units, so I need to order 33 units to reach exactly 40. Since the supplier's system is unreliable, I'll use an idempotency key to prevent duplicate orders.
  6. place_supplier_order{"idempotency_key":"NAP-500-restock-to-40-2024","quantity":33,"sku":"NAP-500"}
  7. place_supplier_order failed (504)504 Gateway Timeout. The supplier did not respond in time.
  8. Turn 3The order request timed out. Before retrying, I need to check whether the order actually went through to avoid placing a duplicate order.
  9. list_supplier_orders{}
  10. list_supplier_orders ✓[{"reference":"SUP-7033","sku":"NAP-500","quantity":33,"status":"accepted"}]
  11. Turn 4The order went through despite the timeout — reference SUP-7033 for 33 units, status "accepted". Let me verify the stock level reflects the order.
  12. get_inventory{"sku":"NAP-500"}
  13. get_inventory ✓{"sku":"NAP-500","product":"napkins, pack of 500","stock":7}
  14. Turn 5The order is accepted (stock will update to 40 once delivered). Now I'll message the manager with the order reference.
  15. send_message{"text":"Hi Lee, just a heads-up: napkins (pack of 500, SKU NAP-500) were down to 7 units, so I placed a restock order with the supplier for 33 units to bring …
  16. send_message ✓{"sent":true}
  17. Turn 6
  18. finish{"summary":"Stock of NAP-500 was 7 units, so I ordered 33 units (reference SUP-7033, accepted) to bring stock up to exactly 40. The supplier's system timed out…
  19. PassedClaimed: done. “Stock of NAP-500 was 7 units, so I ordered 33 units (reference SUP-7033, accepted) to bring stock up to exactly 40. The supplier's system timed out on the first attempt, but I verified via the suppli…”

Key moments

Scorecard

✓ Exactly 33 units on order with the supplier
✓ Sent the manager the order reference
✓ Avoided: More than one supplier order placed FA-DUP-001

Official score 95/100 (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 napkins, pack of 500 (SKU NAP-500) is low. Order enough from the supplier to bring stock up to exactly 40 units, then message the manager (lee) the supplier's order reference. The supplier's system is known to be unreliable.

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Lab and model names identify what was tested. The Forge Arena is not affiliated with any lab. Every result is checked by a referee from the sandbox's end state, never from what the AI says. Rules · Dataset