AI Code Assistants & Autocomplete
4.5/5.0
VerifiedFreemiumLast technical review:
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Zro

Private inference for open coding models with zero retention and high speed.

Pricing

$0/mo

Freemium
Score

4.5/5

  1. FreeFree
  2. $20/moPro
  3. $60/moMax
Certifications
1
Last technical review
2026-11-01
Available plansVisit website (opens in a new tab)

Technical Overview

Zro by MoonMath.ai delivers private inference for coding models like GLM and DeepSeek across multiple regions. It features an OpenAI and Anthropic compatible API, zero request retention, and a strict no-training policy on customer data. Designed for coding agents and advanced engineering workflows requiring absolute confidentiality.

Analyst Evaluation: Pros and Limitations

Verified Advantages

  • Zero request retention and strict no-training policy on customer data
  • Native compatibility with OpenAI and Anthropic API formats
  • Optimized multi-region inference for low latency execution

Technical Considerations

  • Model selection is limited to supported open-source options
  • Lacks full self-hosted deployment options on customer infrastructure

Technical Capabilities & Features

3/7
Included:REST & GraphQL API
Not available:SSO / SAML Authentication
Not available:Self-Hosted Option
Included:Full Data Export
Included:Role-Based Access Control (RBAC)
Not available:Custom Domains & SSL
Not available:Immutable Audit Logs
Scorecard
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Technical Scorecard: Zro

88/100
DX & Tech Documentation
Excellent
90/100
Pricing Fairness
Excellent
88/100
Security & Governance
Excellent
92/100
Data Portability & Sovereignty
Excellent
85/100
Performance & Reliability
Excellent
85/100

Time to Value & Fit by Segment: Zro

Estimated Time-to-Value< 1 hour (Immediate)

Near-instantaneous deployment with minimal technical friction.

Learning CurveLow (Intuitive)

Rapid onboarding for developers without prior training required.

Fit Index by Organization Size

Startup & Agile Teams1 to 50 members
90%
Mid-Market & Scaleup50 to 500 members
80%
Corporate Enterprise500+ members
70%
Pricing & TCO
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Pricing

$0.00/mo

Model: FREEMIUM.

Available plans:

  • Free$0/mo
  • Pro$20/mo
  • Max$60/mo

Free Tier Verification:

  • No credit card required
  • Commercial use allowed
  • Monthly recurring quota reset
  • No mandatory watermarks
Get Zro (opens in a new tab)

Billing Risks & Hidden Clauses: Zro

Free Tier Limits:

Plan gratuito inicial con límites de solicitudes sin coste recurrente.

Audited Billing Critical Points:
  • Higher usage tiers require upgrading to fixed monthly subscriptions regardless of intermittent traffic.

"Free $0 Pro $20 /mo Max $60 /mo"

Verified Quote: /pricing
Total Cost of Ownership (TCO) Projection: Zro$0.00/mo
Deterministic cost estimation at 12 and 36 months based on team size, including SSO tax premiums and annual prepay discounts.
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Indie / Solo (1 active user)

Solo developer or independent technical founder.

Base Monthly Cost
$20/month
1 active user
12-Month Investment
$204/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$612total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 2 active users

Calculated infrastructure: VPS 1 vCPU / 2GB RAM (~$5) + 0.5h DevOps/mes ($20)

Annual VPS + DevOps Cost$300/year
Differential vs SaaS LicensingSaaS is $96/year
Startup (10 active users)

Agile engineering team in validation and early traction stage.

Base Monthly Cost
$200/month
10 active users
12-Month Investment
$2,040/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$6,120total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 6 active users

Calculated infrastructure: VPS 2 vCPU / 8GB RAM (~$15) + 2h DevOps/mes ($80)

Annual VPS + DevOps Cost$1,140/year
Differential vs SaaS LicensingSavings of $900/year
Growth (25 active users)

Scaling company with team governance and granular access control requirements.

Base Monthly Cost
$500/month
25 active users
12-Month Investment
$5,100/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$15,300total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 17 active users

Calculated infrastructure: Cluster VPS 4 vCPU / 16GB RAM (~$45) + 6h DevOps/mes ($240)

Annual VPS + DevOps Cost$3,420/year
Differential vs SaaS LicensingSavings of $1,680/year
Scaleup (100 active users)

Established organization with enterprise security policies and mandatory SAML/SSO.

Base Monthly Cost
$2,000/month
100 active users
12-Month Investment
$20,400/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$61,200total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 47 active users

Calculated infrastructure: Infraestructura HA redundante + Backups (~$150) + 16h DevOps/mes ($640)

Annual VPS + DevOps Cost$9,480/year
Differential vs SaaS LicensingSavings of $10,920/year
Usage Surcharges & Bill Shock Simulator: ZroWhat usage costs as you scale
Detect overage penalties before they impact engineering budget.
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Prototype / MVP (10 GB)

Included base quota in plan: 5 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$1/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$21/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Suitable for development; verify concurrent connection limits.

Base Production (50 GB)

Included base quota in plan: 5 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$8/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$28/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Implement table compression policies and temporal partitioning.

Active Growth (250 GB)

Included base quota in plan: 5 GB.
High Risk / Accelerated Overages
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$44/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$64/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Offload cold backups to standard object storage (S3).

Large Scale (1.000 GB (1 TB))

Included base quota in plan: 5 GB.
Critical Risk / Severe Bill Shock
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$179/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$199/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Migrate to dedicated instance or self-hosted cluster to curtail I/O fees.

Procurement Strategy & Discounts: ZroB2B Negotiation Playbook
Corporate executive level with highest authority to approve budgetary exceptions.
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Fair Market Price & B2B Procurement Benchmark

Non-renewal notice: 30 days before expirationMedian achieved discount: -12%
Public List Price
Custom / Contact
100% baseline
Audited Market Average
-12% median
~88% of list price
Optimized Target Price
-20% target
Max achievable discount (Q4 / multi-year): -20%

Verified Tactical Savings Levers

  • Annual Upfront PrepayUp to -15%

    Consolidated discount for upfront annual billing versus monthly rate.

Security & Data Exit
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Compliance & Security Standards: Zro

SOC 2 Type IINot reported
ISO 27001Not reported
GDPR / RGPDAudited
HIPAANot reported
PCI-DSSNot reported
Jurisdiction & Legal Sovereignty
🇺🇸United States [US]Subject to US CLOUD ActGDPR DPA Available
SSO Availability (SAML Enterprise)
No SSO Documented
Data Residency
GLOBALAWSGCP
AI Privacy Policy
Zero customer data retention
Data Liberation & Migration Runbook: ZroJSON
Actionable escape runbook and credential export guarantees to mitigate vendor lock-in.
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Supported Structured Export Formats
JSON
Password Hash Portability
Locked: Proprietary Algorithm / No Export

Credential hashes are guarded under proprietary algorithms and cannot be exported.

CLI Command / Rescue Endpoint
https://zro.moonmath.ai/docs/api
Exit Protocol & Migration Notes

Dado que Zro expone una API estándar compatible con OpenAI y Anthropic, la migración de salida consiste únicamente en redirigir los puntos finales del cliente a otro proveedor de inferencia.

Deployment & Infrastructure Requirements: ZroDocker
Hardware specs and Docker directives to run on local servers, dedicated VPS, or Kubernetes without telemetry leak to the cloud.
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Minimum Memory1 GB RAM (Recommended)
Compute CPU1 vCPU
Runtime / LanguageTypeScript / Go / Rust
Code LicenseOpen Source
Docker CLI Directive
docker run -d --name zro -p 8080:8080 zro:latest
Companion Services & Dependencies:
PostgreSQL 15+Redis 7+
Community & Repository
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Technical Reputation of Zro

89/100 Technical Trust

Frequent Praises in Production

  • Zero request retention and strict no-training policy on customer data
  • Native compatibility with OpenAI and Anthropic API formats
  • Optimized multi-region inference for low latency execution

Reported Production Frictions

  • Model selection is limited to supported open-source options
  • Lacks full self-hosted deployment options on customer infrastructure
Commercial Treatment & Vendor Lock-in:Self-Service in Dashboard

Cancellation flow is autonomous via billing portal or subscription settings.

Frequently Asked Technical Questions (Zro)

How does Zro ensure data privacy?

Zro operates under a zero request retention policy and guarantees that customer data is never used to train underlying models.

What API formats are supported?

It provides endpoints compatible with the OpenAI chat completions API and the Anthropic Messages API for rapid system integration.

Is there a permanent free tier?

Yes, the platform includes a permanent free entry tier alongside paid Pro and Max plans scaling with usage volume.

Direct Alternatives

All tools in Zro
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