Agent run #124

research_ladder success manual

claude-haiku-4-5 · started 2026-09-25T14:52:46 · finished 2026-09-25T14:53:31

Steps

Tool calls

Input tokens

29705

Output tokens

990

Cost

$0.0510

Input summary

COST L1: 4 scans plus the internal fact pack

Final memo

Short report for Costco Wholesale Corporation written from 4 scans and the fact pack; every section landed.

Reasoning trace — step-by-step, tool calls inline

Step 1 tool_use 2446 in / 111 out · 21.7s

Scan — Recent developments (30d): the month's items were the quarter and routine coverage; nothing in them moved the standing read.

→ perplexity_search 3.94s

Tool input

{
  "query": "Costco Wholesale Corporation (COST) recent developments (30d)",
  "topic": "recent"
}

Result

{
  "snippets": 7,
  "source_key": "pplx:24663:467572929832",
  "sources_kept": 5
}

Step 2 tool_use 3601 in / 379 out · 22.4s

Scan — Competition & industry: the peer set is small and scaled; the differentiator is scale in purchasing and the traffic that scale brings.

→ perplexity_search 0.44s

Tool input

{
  "query": "Costco Wholesale Corporation (COST) competition \u0026 industry",
  "topic": "competition"
}

Result

{
  "snippets": 4,
  "source_key": "pplx:24663:970249445930",
  "sources_kept": 3
}

Step 3 tool_use 9255 in / 596 out · 14.3s

Scan — Guidance & consensus: the consensus sits a little above the company's own framework; the gap is the growth the market is paying for.

→ perplexity_search 3.95s

Tool input

{
  "query": "Costco Wholesale Corporation (COST) guidance \u0026 consensus",
  "topic": "guidance"
}

Result

{
  "snippets": 4,
  "source_key": "pplx:24663:852642899749",
  "sources_kept": 4
}

Step 4 tool_use 4773 in / 537 out · 18.1s

Scan — Events & catalysts: the next scheduled item is the quarterly report; the rest of the calendar is industry events.

→ perplexity_search 3.89s

Tool input

{
  "query": "Costco Wholesale Corporation (COST) events \u0026 catalysts",
  "topic": "catalysts"
}

Result

{
  "snippets": 10,
  "source_key": "pplx:24663:286870127633",
  "sources_kept": 2
}

Step 5 end_turn 9785 in / 385 out · 15.5s

Writing the short report for COST from the scans and the internal fact pack.

→ write_memo 2.11s

Tool input

{
  "level": 1,
  "sections": [
    "scan_recent",
    "scan_competition",
    "scan_guidance",
    "scan_catalysts",
    "report"
  ]
}

Result

{
  "citations": 14,
  "memo_id": null,
  "words": 625
}