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Model Percentile Scorecard v10.0

Architecture and design assessment of the v10 deterministic edge pipeline. Ratings reflect system capabilities, not results.

Capability Breakdown
Execution Architecture 98th
Fully deterministic JS pipeline computes all projections, edges, and Kelly sizing before the AI layer. Claude validates and writes narrative only — structurally cannot override math, add picks outside the candidate table, or increase units. Zero bypass paths.
Calibration Discipline 95th
Sport-specific cover probability caps prevent overconfidence. Quarter-Kelly sizing with 0.5u step rounding. Hard rules: never worse than -250, minimum edge per sport, EV > 3% floor. Every cap is enforced in code, not by prompt instruction.
Bankroll Management 92nd
4u daily exposure cap. 0.5u-3.0u range per pick. Drawdown detection triggers 25% Kelly reduction after 3+ consecutive losses. Parlay capped at 0.5u/day. Institutional bankroll management adapted for retail scale.
Edge Identification 90th
Cross-sport edge ranking via normalized z-scores. Sport-specific standard deviations calibrate edges to comparable scales. Edge discount curve compresses outlier edges (log compression above 1 std dev) to prevent overconfidence on large projected edges. Minimum edge thresholds per sport and market type eliminate noise.
Projection Engine 88th
Three-method ensemble: Elo-based power ratings, sport-specific efficiency models (pace-adjusted for basketball, shot-based for hockey), and PPG averaging. Injury impact model adjusts projections for star player absences. Back-to-back rest penalty (3% scoring reduction) applied for NBA/NHL. Home-court adjustment baked in. All computed deterministically in JS.
Speed to Market 88th
Automated daily at 10am EDT via Netlify scheduled function. 15-minute background worker. Picks are final once generated — no mid-day overrides. No human in the loop for generation or delivery.
Data Pipeline 87th
Five independent data sources: real-time odds (13 sportsbooks), ESPN stats + injuries, daily-updated Elo ratings, prediction market cross-reference (Kalshi + Polymarket), and real-time breaking news (X/Grok). Each source fails independently without taking down the pipeline.
Sport Coverage 85th
12 leagues wired: NBA, NHL, NCAAB, MLB, and 8 international soccer leagues. Cross-sport mandate evaluates every game with available lines and selects the highest EV regardless of sport. Spreads, totals, and puck lines all supported.
Market Selection 85th
Spreads, totals, moneyline, and puck lines evaluated across all sports. Market-specific edge thresholds per sport. Alternate spreads and totals attempted with automatic fallback to core markets based on API plan. System considers every available market type per game before selecting highest-edge option.
Prediction Market Cross-Ref 82nd
Type-aligned validation against Kalshi and Polymarket. Parses market titles to classify bet type (moneyline, spread, total) and only compares matching types — totals to totals, spreads to spreads. Multi-market aggregation weighted by volume and bid-ask quality. Proportional unit adjustments (0.25u increments) replace the old flat +/-0.5u. Prevents false flags like comparing a moneyline market against a totals pick.
Self-Correction 65th
CLV tracking infrastructure built and running daily. Calibration blob storage and drawdown detection active. However, CLV data does not yet feed back into thresholds or volume allocation — no automated adjustment loop. The architecture is ready but needs ~200 picks of history before the feedback loop can be activated. This is the bottleneck to reaching 95th composite.
5-Source Data Pipeline
The Odds API Real-time lines from 13 US/EU sportsbooks
ESPN API Team stats, injuries, schedules
Internal Elo Daily-updated ratings, splits, streaks
Kalshi + Polymarket Prediction market cross-reference
X / Grok-3-mini Real-time breaking news: injuries, lineup changes, weather alerts
Pipeline Architecture
1
Data Ingestion
Fetch real-time odds from 13 sportsbooks, team stats + injuries from ESPN, Elo ratings from internal store, prediction market prices from Kalshi/Polymarket, and breaking news via X/Grok.
Deterministic
2
Projection Engine
Three-method ensemble per game: Elo-based power ratings, sport-specific efficiency models (pace-adjusted basketball, shot-based hockey, run-based baseball), and PPG averaging. All computed in JavaScript — no AI involved.
Deterministic
3
Edge Computation
Compare model projections to consensus lines. Calculate spread edges, total edges, and puck line edges. Normalize across sports via z-scores. Apply sport-specific minimum edge thresholds (NBA 2.0 pts, NHL 0.3 goals, MLB 0.8 runs). Filter to EV > 3% floor.
Deterministic
4
Candidate Ranking
Rank all qualifying edges by z-score. Compute cover probabilities with sport-specific caps (NHL puck 60%, NBA spread 72%, totals 75%). Calculate quarter-Kelly unit sizing with 0.5u step rounding. Top 15 candidates passed to validation.
Deterministic
5
AI Validation + Narrative
Claude receives pre-computed candidate table. Web searches for injury updates, lineup changes, weather. Selects top 3 picks from the table — can reject or reduce units but cannot override math, add picks outside the table, or increase sizing.
AI Layer
6
Enforcement + Delivery
JS enforces 4u daily exposure cap, 0.5u-3.0u per-pick range, drawdown detection (25% Kelly reduction after 3+ consecutive losses). Picks stored to Netlify Blobs, served via API, CLV tracked at game time.
Automated
Design Principles
Math in code, not in prompts: Every projection, edge, and unit size is computed deterministically in JavaScript. Same inputs always produce the same outputs.
AI validates, never overrides: Claude receives a pre-ranked candidate table and can only select, reject, or reduce — structurally cannot inflate sizing or fabricate lines.
Cross-sport by default: Every game with available lines is evaluated. The system picks the highest EV across all 12 leagues, not the most popular sport.
Fail gracefully: Each data source is independent. ESPN down? Elo ratings and odds still produce picks. Prediction markets unavailable? Pipeline continues without that signal.
Caps enforced in code: Cover probability caps, Kelly clamps, daily exposure limits, and minimum edges are all hard-coded — not prompt instructions that can be ignored.
Profitability Roadmap
CLV feedback loop: Use closing line value as a reliability signal — sports and markets where the model consistently beats closing lines get higher Kelly multipliers.
Edge discount curve: SHIPPED Log compression on edges above 1 standard deviation prevents oversizing on inflated projections. Live since v10.0.
PM type-aligned cross-ref: SHIPPED Prediction market signals now parsed by bet type, multi-market aggregated, and proportionally weighted. Eliminates false flags from mismatched market comparisons.
B2B rest penalty: SHIPPED 3% scoring reduction for teams on back-to-back. Industry-standard adjustment based on league-wide data.
CLV feedback loop: Use closing line value as a reliability signal — sports and markets where the model consistently beats closing lines get higher Kelly multipliers. Requires ~200 picks of history. Target: mid-April 2026.
Sport weighting: Dynamic allocation based on CLV-driven accuracy per sport. Will shift volume toward highest-ROI leagues once feedback loop is active.
Rolling calibration: Automated threshold adjustment based on trailing accuracy windows. Tighten filters in cold streaks, loosen in hot markets.
Daily Operating Cost
The Odds API ~91 calls/day across 13 sports, 2x daily runs + CLV
$3.30
Claude API (Sonnet) ~137K output tokens + web search validation, 5 daily function calls
$3.50
xAI / Grok-3-mini Breaking news alerts, narrative assist
$0.15
ESPN API Team stats, injuries, schedules — public API
Free
Kalshi + Polymarket Prediction market data — public APIs
Free
Netlify (Hosting + Functions + Blobs) Scheduled functions, blob storage, CDN — free tier
Free
Twilio SMS On-demand only, not scheduled
~$0
Daily Total ~$6.95
Monthly Total ~$208
5 independent data sources. 12 leagues. Automated 2x daily. Full institutional-grade pipeline at retail cost.