Ba-Zi.ai vs Surge AI

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-11
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At a glance

DimensionBa-Zi.aiSurge AI
Core PurposeAI-powered Bazi astrology chart & fortuneExpert human feedback for AI alignment
PricingFreemium (free basic, paid reports)Contact sales (custom/enterprise)
Target UsersIndividuals curious about Bazi astrologyAI labs, safety teams, enterprise AI builders
Key FeatureAI chart generation in 30 secondsDomain-expert workforce (writers, doctors, lawyers)
Unique BenchmarkN/A (no external benchmarks)Riemann-bench (extreme math), GDP.pdf (PDF understanding)
Latest NewsNo recent newsUsed by Microsoft to benchmark MAI-Thinking-1 (Jul 2026)

Choose Surge AI if you need rigorous human evaluation for frontier model alignment, with domain experts and proprietary benchmarks like Riemann-bench and GDP.pdf. Choose Ba-Zi.ai if you want an AI-driven Bazi astrology chart for personal fortune, compatibility, and personality insights at a freemium cost. They serve entirely different needs.

Try Ba-Zi.aiTry Surge AI
Ba-Zi.ai
Ba-Zi.ai

Free AI Bazi (Four Pillars) chart in about 30 seconds, with a 100-year fortune K-line and AI deep-analysis reports.

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Surge AI
Surge AI

Surge AI supplies expert human RLHF data, red teaming, and public agent benchmarks like GDP.xlsx and the Tuesday Work Index to frontier

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Pricing
Freemium
Contact Sales
Plans
$0/mo
$4.99 one-time
$9.99 one-time
$19.99/mo
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Popularity
24 views
7.4k views
Skill Level
Beginner-friendly
Advanced
API Available
Platforms
Web
Web
Categories
🕊️ Faith & Spirituality
🏷️ Data Labeling & Training Data
Features
AI Bazi chart generation in about 30 seconds from birth date, time, and place
Full Four Pillars chart: day master, Heavenly Stems, Earthly Branches, Five Elements, Ten Gods
100-year fortune K-line chart plotting 大运流年 like a stock graph
Five Elements strength distribution graphs
Interactive chart-structure diagrams
Free AI basic reading of the chart
Paid AI deep-analysis report covering personality, career, wealth, love, and health
Annual action map report
Life K-line report
Deep couple compatibility analysis (八字合婚)
Free two-person compatibility summary (day-master support, element complement, branch clash, luck-cycle sync)
Multi-turn conversational AI for follow-up questions on an unlocked report
Unlimited site-wide AI consultation during a membership window
Unlocked reports archived permanently in your chart profile
Exportable PDF reports
Expert human workforce of doctors, lawyers, engineers, and writers for frontier AI training data
RLHF preference data collection and human feedback for model fine-tuning and post-training
Red teaming and adversarial testing staffed with credentialed domain specialists
Off-the-shelf post-training runs built on expert evaluation data
SWE consultant network for software engineering and technical tasks
GDP.xlsx benchmark for professional spreadsheet comprehension across 70 tasks and 12 domains
sudo L7 benchmark for staff-level engineering judgment in coding agents
GDP.pdf benchmark for real-world professional document comprehension
Chartography benchmark for chart reasoning: Kaplan-Meier curves, candlesticks, contour maps, Bode plots
ComplexConstraints benchmark for instruction following with mutually dependent constraints
HANDBOOK.md benchmark for long-context policy adherence against expert handbooks
DAYJOB vertical benchmark suites for economically valuable Healthcare and Finance agents
Tuesday Work Index composite benchmark scoring frontier models on real professional work
RL environments including CoreCraft and EnterpriseBench with Python SDK and REST API access

Who should pick which

  • AI safety researcher at a frontier lab
    Pick: Surge AI

    Needs expert-driven RLHF, red teaming, and benchmarks like Riemann-bench for extreme math evaluation.

  • Individual curious about Chinese astrology
    Pick: Ba-Zi.ai

    Offers free basic chart generation, detailed analysis, and compatibility tools at low cost.

  • Enterprise building a document-understanding model
    Pick: Surge AI

    Surge’s GDP.pdf benchmark and expert labelers provide rigorous evaluation for complex PDF workflows.

  • Couple seeking relationship compatibility insights
    Pick: Ba-Zi.ai

    Ba-Zi.ai includes couple compatibility analysis and bone-weight fortune telling.

  • Team evaluating creative writing models
    Pick: Surge AI

    Hemingway-bench and Antidote leaderboard offer expert-graded creative writing evaluation.

Frequently Asked Questions

Ba-Zi.ai vs Surge AI: which should you choose?

Choose Surge AI if you need rigorous human evaluation for frontier model alignment, with domain experts and proprietary benchmarks like Riemann-bench and GDP.pdf. Choose Ba-Zi.ai if you want an AI-driven Bazi astrology chart for personal fortune, compatibility, and personality insights at a freemium cost. They serve entirely different needs.

Can Surge AI be used for simple sentiment analysis?

No, it’s designed for complex, reasoning-intensive tasks. Simple classification is better served by automated tools.

Does Ba-Zi.ai require payment for full features?

Free users get daily basic readings; in-depth reports and extra messages require payment via Spirit Stones (never expire).

What benchmarks does Surge AI offer?

Proprietary benchmarks: Riemann-bench (extreme math), GDP.pdf (PDF understanding), ComplexConstraints (instruction following), Hemingway-bench (creative writing), and Antidote leaderboard.

Is Ba-Zi.ai scientifically validated?

No, it’s based on traditional Bazi astrology, not science. It’s for entertainment and personal insight.

Can I integrate Surge AI via API?

Yes, Surge provides Python SDK and REST API for integration into AI workflows.

Does Ba-Zi.ai support conversational follow-up questions?

Yes, its multi-turn conversational AI allows follow-up questions after initial chart reading.

What’s the latest news about Surge AI?

As of July 2026, Microsoft used Surge to benchmark MAI-Thinking-1, and Surge trained a 4B model to parity with a 60x model using ComplexConstraints.

Which tool is better for a startup on a budget?

Ba-Zi.ai’s freemium model is budget-friendly. Surge AI requires custom pricing, suitable for funded AI labs.

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Last reviewed: July 2, 2026