Comparison

One API vs Unify

On the evidence we track, Unify leads this comparison with a composite score of 66/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
One API46
★Unify66
Score
vioscaleAI score
One API46 / 100medium · 54%
Unify66 / 100medium · 73%
Pricing
Free tier
One API✓
Unify✓
Model
One APIcommercial
Price level
One APIfree
Unifyhigh
Starting price
One API–
Unify$75
Transparent
One API–
Unify✓
Integrations
Count
One API12
Unify3,000
Adoption
Dependent repos
One API0
Unify–
Github stars
One API37,155
Unify–
Activity
Commits last 30d
One API0
Unify–
Release
Cadence days
One API19
Unify–
History
One API20 items
Unify–
License
Spdx
One APIMIT
Unify–
Language
Primary
One APIJavaScript
Unify–
Market
Content
Faq
One API6 items
Unify7 items

Capabilities

Feature-by-feature on the axes that matter for llm gateways. “-” means undocumented, not absent.

Capabilities
Openai compatible API
One API✓
Unify-
Automatic failover
One API✓
Unify-
Routing strategy
One APILoad based
Unify-
Caching
One API-
UnifySemantic
Virtual key management
One API✓
Unify✓
Budget spend controls
One API✓
Unify✓
Rate limiting
One API✓
Unify-
Guardrails moderation
One API-
Unify-
Request cost observability
One API✓
Unify✓
Streaming support
One API✓
Unify✓
Deployment model
One APISelf hosted
UnifyManaged SaaS
Open source
One API✓
Unify✓
Pricing model
One APIOpen source self host
UnifyUsage based saas

What each one is

The product in its own terms, so the numbers below have context.

One API

An open-source system for managing and redistributing API access across multiple large language model providers—including OpenAI, Claude, Gemini, and others—through a single OpenAI-compatible API. Deploys as a self-contained binary or Docker container.

Independently observed

Unify

Leader

A platform that updates agent model weights based on feedback and production outcomes, enabling agents to improve over time rather than remaining frozen after deployment.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

One API

Open sourceFree tier
as of verify ↗

Unify

Leader
from $75/moSubscriptionFree tier

Free to start with starter credits. $75/month for Team plan with no per-seat charges. Usage-based credit model.

  • StarterFree
    • All features included
  • Team$75/month, monthly or annual billing
    • All features
    • Shared credit pool
    • Unlimited team members
  • EnterpriseContact sales
    • Custom pricing
    • SSO and audit logs
    • DPA/BAA
    • Data residency options
    • Dedicated support
    • +1 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
One API✓
Unify✓
Windows
One API✗
Unify✓
Linux
One API✗
Unify✓
CLI
One API✗
Unify✓
Deployment
Cloud / SaaS
One API✗
Unify✓
Self-hosted
One API✓
Unify✓
Hybrid
One API✗
Unify✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (2)
  • OpenAI
  • DeepSeek

One API

26 total - 24 not shared
  • Azure OpenAI
  • Anthropic Claude
  • Google Gemini
  • ByteDance Douyin
  • ChatGLM
  • Baidu ERNIE Bot
  • iFLYTEK Spark
  • Alibaba Tongyi Qianwen
  • 360 Brain
  • Tencent Hunyuan
  • Cloudflare Gateway
  • Alibaba Qwen
  • Tencent Yuan
  • Baidu Wenxin
  • Byte Doubao
  • 360 AI Brain
  • Claude
  • Gemini
  • Doubao
  • Ernie
  • Spark
  • Qwen
  • 360 Smart Brain
  • Hunyuan
Independently observed

Unify

Leader
19 total - 17 not shared
  • Slack
  • Microsoft Teams
  • Gmail
  • Outlook
  • Google Workspace
  • Microsoft 365
  • Stripe
  • Zendesk
  • WhatsApp
  • Discord
  • SMS
  • HubSpot
  • Anthropic
  • Deepgram
  • LiveKit
  • Teams
  • Microsoft Workspace
Independently observed
Still deciding?

One API or Unify: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.