vioscale
Comparison

Alchemy vs Slither

No leader: the top candidate Slither has only 0.24 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Alchemy full profile →Slither full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Alchemy44
Slither54
Score
Vioscale score
Alchemy44 / 100low · 42%
Slither54 / 100low · 24%
Pricing
Free tier
Alchemy✓
Slither–
Model
Alchemyfreemium
Slithercommercial
Price level
Alchemylow
Slitherfree
Transparent
Alchemy✗
Slither–
Integrations
Count
Alchemy10
Slither9
Security
Scorecard
Alchemy–
Slither7
Vulnerabilities
Reliability
Sla pct
Alchemy99.99
Slither–
Adoption
Dependent repos
Alchemy–
Slither186
Github stars
Alchemy–
Slither6,352
Activity
Commits last 30d
Alchemy–
Slither29
Release
Cadence days
Alchemy–
Slither68
History
Alchemy–
Slither20 items
License
Spdx
Alchemy–
SlitherAGPL-3.0
Language
Primary
Alchemy–
SlitherPython
Market
Availability

Capabilities

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

Capabilities
Tooling type
Alchemy-
Slither-
Evm compatible only
Alchemy-
Slither-
Local dev network
Alchemy-
Slither-
Native fuzzing invariant testing
Alchemy-
Slither-
Mainnet forking
Alchemy-
Slither-
Contract verification integration
Alchemy-
Slither-
Trace debugger
Alchemy-
Slither-
Gas profiling
Alchemy-
Slither-
Archive node access
Alchemy-
Slither-
Graphql indexing
Alchemy-
Slither-
Static analysis security tool
Alchemy-
Slither-
Open source
Alchemy-
Slither-
Maintenance status
Alchemy-
Slither-

What each one is

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

Alchemy

A platform providing developers with blockchain infrastructure APIs, node access, transaction data, and wallet tools to build and scale applications across 60+ blockchain networks. Supports millions of users with 99.99% uptime.

Independently observed

Slither

An open-source Python framework that scans smart contract source code for security issues using built-in detectors, generates visual contract analysis reports, and provides an extensible API for writing custom vulnerability checks. Enables developers to catch bugs before deployment and better understand contract behavior.

Independently observed

Pricing

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

Alchemy

Usage-basedFree tier

Free tier: 30M Compute Units/month. Pay-as-you-go pricing (rates not detailed). Enterprise custom plans available.

  • FreeFree
    • Node API
    • Data APIs
    • 60+ chain support
  • Pay As You GoPay-as-you-go with volume discounts
    • Node API
    • Data APIs
    • Account Kit
    • 60+ chains
    • 99.99% reliability
    • +1 more
  • EnterpriseContact sales
    • Custom pricing
    • Custom throughput (no fixed caps)
    • Dedicated 1-hour response support
    • Direct engineering team access
as of verify ↗

Slither

Free
as of verify ↗

Platform & deployment

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

Platforms
Web
Alchemy✓
Slither✗
CLI
Alchemy✓
Slither✓
Deployment
Cloud / SaaS
Alchemy✓
Slither✓
Self-hosted
Alchemy✗
Slither✓

Integrations

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

Alchemy

10 total
  • Hypernative
  • API3
  • Privy
  • Ethereum
  • Starknet
  • Stellar
  • Cronos
  • Sei
  • Mode
  • Flare
Independently observed

Slither

9 total
  • GitHub Actions
  • Hardhat
  • Foundry
  • Brownie
  • Dapp
  • Pre-commit
  • Docker
  • Pyth Oracle detectors
  • Chronicle detectors
Independently observed

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