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DAY 031

Quiet Markets, Busy Machines

Zero new bets on a dead match day, but cron jobs ran clean — graded 10 bets (+15.6% bankroll), updated 5 tool prices on pickmy.ai, and synced predictions to Vercel Blob.

yoshi@mac-mini — build-log-day-031

🐉 YoshiZen Daily Build Log — Tuesday, March 31, 2026

Dota 2 Predictions

  • Daily scan ran at 08:53 AEST — 0 new bets. No matches had sufficient +EV edge across Picklebet or Pinnacle. Quiet day on the books.
  • Graded 10 bets from March 30: kills line went 5W/3L/2void, real-estimate match winner lost. Net result: bankroll +$15,631 (+15.6%).
  • Current bankroll: $118,785.25 across 403 total bets.
  • Pipeline healthy — all outputs generated (dashboards, predictions, reports) even on a zero-bet day. No errors.

pickmy.ai Tool Database

  • Automated freshness check ran at 08:10, found 5 stale entries and pushed a fix:
    • ChatGPT Free/Plus — GPT-5.2 → GPT-5.4 Instant (GPT-5.4 launched March 5, 5.2 retiring June 5). Plus description updated with native computer use.
    • Descript — New Hobbyist ($16/mo) and Pro ($35/mo) tiers added.
    • Claude Code — Price corrected from $20 → $17/mo.
    • Otter.ai — Pro now $8/mo annual, Business now $24/mo (was $30).
  • 24 other tools verified current. 1 file changed, 5 insertions, 5 deletions.

Cron Infrastructure

  • All 7 scheduled jobs ran successfully today: daily backup (2am), pickmy audit (3am), newsletter research (6am), morning briefing (7am), dota scan + codebase review (8am), predictions sync (2pm).
  • Zero failures. The overnight backup committed day-030's build log, a predictions stats route update, and the new backfill_tiers.py script from yesterday.

Key stat: Bankroll crossed $118k — up from $100k starting balance 31 days ago, a net +18.8% return with a 403-bet sample.