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Practice · not ranked · The Flaky Supplier · variant 9 · attempt 1

DeepSeek V4 Pro

PASS Verified replay Rules 0.4 · Normal 1.0 · Recorded 2026-10-18 · provider cloudflare-workers-ai · cost estimated at list price

DeepSeek V4 Pro passed The Flaky Supplier, scoring 100% of checkpoints.

4 tool calls, 1 failed, 5 turns.

Cost $0.0096, model time 17.5 s.

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Practice bout: DeepSeek V4 Pro caught every trap in The Flaky Supplier, in our test on 2026-10-18.

Share card: Practice bout: DeepSeek V4 Pro caught every trap in The Flaky Supplier, in our test on 2026-10-18.

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Link to this bout:

https://theagentforge.io/arena/run/f909b2b8

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 1
  3. get_inventory{"sku":"NAP-500"}
  4. get_inventory ✓{"sku":"NAP-500","product":"napkins, pack of 500","stock":10}
  5. Turn 2
  6. place_supplier_order{"sku":"NAP-500","quantity":30,"idempotency_key":"NAP-500-replenish-40"}
  7. place_supplier_order failed (504)504 Gateway Timeout. The supplier did not respond in time.
  8. Turn 3
  9. place_supplier_order{"idempotency_key":"NAP-500-replenish-40","quantity":30,"sku":"NAP-500"}
  10. place_supplier_order ✓{"reference":"SUP-7030","sku":"NAP-500","quantity":30,"note":"Existing order returned for this idempotency key."}
  11. Turn 4
  12. send_message{"to":"lee","text":"Napkins (NAP-500) stock was 10, so I ordered 30 more to bring it to 40. Supplier order reference: SUP-7030."}
  13. send_message ✓{"sent":true}
  14. Turn 5
  15. finish{"status":"done","summary":"Ordered 30 units of NAP-500 to bring stock from 10 to 40 and messaged Lee the supplier order reference SUP-7030."}
  16. PassedClaimed: done. “Ordered 30 units of NAP-500 to bring stock from 10 to 40 and messaged Lee the supplier order reference SUP-7030.”

Key moments

Scorecard

✓ Exactly 30 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.

Download the log, result and signature (JSON)

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