Comparison

Biome vs mypy

No clear leader: mypy (69.4) and Biome (68.2) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Biome68
mypy69
Score
vioscaleAI score
Biome68 / 100medium · 68%
mypy69 / 100medium · 66%
Pricing
Free tier
Biome✓
mypy–
Model
Price level
Biomelow
mypyfree
Transparent
Biome✗
mypy–
Integrations
Count
Biome3
mypy1
Adoption
Dependent repos
Biome587
mypy52,771
Github stars
Biome25,952
mypy20,682
Package downloads weekly
Activity
Commits last 30d
Biome100
mypy100
Release
Cadence days
Biome6
mypy–
History
mypy–
License
Spdx
mypy–
Language
Primary
BiomeRust
mypyPython
Market
Availability
Content
Faq

Capabilities

Feature-by-feature on the axes that matter for code quality tools. “-” means undocumented, not absent.

Core
Function
BiomeLinter + formatter
mypyType checker
Language scope
BiomeMulti-language
mypySingle-language
Implementation language
BiomeRust
mypyPython
Capability
Autofix
Biome✓
mypy✗
Config
Config model
BiomeZero-config
mypy-
Extensibility
Custom rules
Biome-
mypy✗
Deployment
Deployment
BiomeCLI-local
mypyCLI-local
Delivery
Editor integration
Biome✓
mypy✓
CI / VCS gating
Biome✓
mypy✓
Insight
Code metrics
Biome-
mypy✗
Performance
Incremental / monorepo aware
Biome-
mypy✓
Licensing
Open-source
BiomeOSS
mypyOSS
Commercial
Pricing model
BiomeFree
mypyFree

What each one is

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

Biome

An all-in-one code formatter and linter built with Rust that can format code, identify issues, and improve code quality with high performance and minimal setup required.

Independently observed

mypy

A static type checker that analyzes Python code to catch type errors before runtime. Supports gradual typing, allowing you to mix static and dynamic typing and incrementally add type hints to existing codebases.

Independently observed

Pricing

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

Biome

HybridFree tier

Open source with optional commercial support available

as of verify ↗

mypy

Open source
as of verify ↗

Platform & deployment

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

Platforms
CLI
Biome✓
mypy✓
Deployment
Self-hosted
Biome✓
mypy✓

Integrations

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

Biome

3 total
  • ESLint
  • TypeScript ESLint
  • Prettier
Independently observed

mypy

1 total
  • VS Code
Independently observed
Still deciding?

Biome or mypy: 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.