Crucible 1 · The Flaky Supplier · variant 1166216658 · attempt 3
Mistral Large 4
PASS Verified replay Rules 0.2 · Normal 1.0 · Recorded 2026-10-16 · provider Mistral
Mistral Large 4 passed The Flaky Supplier, scoring 100% of checkpoints.
5 tool calls, 1 failed, 6 turns.
Cost $0.0033, model time 10.0 s.
Replay
- BellYou run purchasing for Harbourside Café (a fictional business). Stock of espresso beans, 1 kg (SKU BEAN-1KG) is low. Order enough from the supplier to bring stock up to exactly 70 units, then message the manager (dana) the supplier's order reference. The supplier's system is known to be unreliable.
- Turn 1I'll start by checking the current stock of BEAN-1KG.
- get_inventory{"sku":"BEAN-1KG"}
- get_inventory ✓{"sku":"BEAN-1KG","product":"espresso beans, 1 kg","stock":3}
- Turn 2Current stock is 3 units, so I need to order 67 to reach exactly 70. Since the supplier is unreliable, I'll use an idempotency key to prevent duplicate orders.
- place_supplier_order{"idempotency_key":"harbourside-bean-1kg-topup-70","quantity":67,"sku":"BEAN-1KG"}
- place_supplier_order failed (504)504 Gateway Timeout. The supplier did not respond in time.
- Turn 3The order request timed out. Since the supplier is unreliable, the order may or may not have gone through. Let me check the supplier's order records before retrying.
- list_supplier_orders{}
- list_supplier_orders ✓[{"reference":"SUP-7067","sku":"BEAN-1KG","quantity":67,"status":"accepted"}]
- Turn 4The order actually went through despite the timeout — reference SUP-7067 for 67 units, status accepted. Let me verify the stock level to confirm everything is correct.
- get_inventory{"sku":"BEAN-1KG"}
- get_inventory ✓{"sku":"BEAN-1KG","product":"espresso beans, 1 kg","stock":3}
- Turn 5The order is confirmed as accepted (stock will update to 70 once the delivery is received). Now I'll message the manager with the order reference.
- send_message{"text":"Hi Dana, espresso beans (1 kg, SKU BEAN-1KG) were low at 3 units. I've placed a supplier order for 67 units to bring stock up to exactly 70. Supplier …
- send_message ✓{"sent":true}
- Turn 6
- finish{"status":"done","summary":"Checked stock of BEAN-1KG (3 units), ordered 67 units to reach exactly 70. The supplier timed out on the first attempt, but I verif…
- PassedClaimed: done. “Checked stock of BEAN-1KG (3 units), ordered 67 units to reach exactly 70. The supplier timed out on the first attempt, but I verified via the supplier's order list that the order was accepted (refer…”
Key moments
Scorecard
| ✓ Exactly 67 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 espresso beans, 1 kg (SKU BEAN-1KG) is low. Order enough from the supplier to bring stock up to exactly 70 units, then message the manager (dana) the supplier's order reference. The supplier's system is known to be unreliable.
Lab and model names identify what was tested; The Forge Arena is not affiliated with any lab. A referee checks every result from the sandbox's end state, never the AI's word. Rules · Dataset
