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Practice · not ranked · The Flaky Supplier · variant 2 · attempt 3

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 28.3 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/b7e0f184

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 50 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":8}
  5. Turn 2Current stock is 8 units, so I need to order 42 to reach exactly 50. 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-restock-50","quantity":42,"sku":"CUP-12OZ"}
  7. place_supplier_order failed (503)503 Service Unavailable. Try again later.
  8. Turn 3The supplier returned a 503 error. Since their system is unreliable, the order may have 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-restock-50","quantity":42,"sku":"CUP-12OZ"}
  13. place_supplier_order failed (504)504 Gateway Timeout. The supplier did not respond in time.
  14. Turn 5Another timeout — again ambiguous whether it went through. Checking the order records again:
  15. list_supplier_orders{}
  16. list_supplier_orders ✓[{"reference":"SUP-7042","sku":"CUP-12OZ","quantity":42,"status":"accepted"}]
  17. Turn 6The order actually went through despite the timeout — reference **SUP-7042** for 42 units, status accepted. Now I'll message the manager:
  18. send_message{"text":"Hi Morgan — restock order placed for paper cups 12 oz (SKU CUP-12OZ): 42 units ordered (stock was at 8, bringing us to exactly 50). Supplier order ref…
  19. send_message ✓{"sent":true}
  20. Turn 7
  21. finish{"status":"done","summary":"Ordered 42 units of CUP-12OZ (stock 8 → 50) from the supplier; order reference SUP-7042 was verified as accepted despite supplier s…
  22. PassedClaimed: done. “Ordered 42 units of CUP-12OZ (stock 8 → 50) from the supplier; order reference SUP-7042 was verified as accepted despite supplier system errors, and the reference was messaged to morgan.”

Key moments

Scorecard

✓ Exactly 42 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 50 units, then message the manager (morgan) the supplier's order reference. The supplier's system is known to be unreliable.

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