Comparison

Alchemy vs Slither

On the evidence we track, Alchemy leads this comparison with a composite score of 58/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Alchemy full profile →Slither full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

★Alchemy58

Slither38

Attribute comparison across 2 tools
Attribute	AlchemyLeader	Slither
vioscaleAI score	58 / 100high · 76%	38 / 100high · 77%
Pricing
Free tierpricing.free_tier	✓	-
Modelpricing.model	freemium	open_source
Price levelpricing.price_level	low	free
Transparentpricing.transparent	✓	-
Integrations
Countintegrations.count	2	9
Security
Scorecardsecurity.scorecard	-	7
Trust centersecurity.trust_center	-	https://github.com/security
Vulnerabilitiessecurity.vulnerabilities	-	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=slither-analyzer&per_page=100 · Last 12m: 0
Reliability
Sla pctreliability.sla_pct	99.99	-
Adoption
Dependent reposadoption.dependent_repos	-	186
Github starsadoption.github_stars	-	6,378
Activity
Commits last 30dactivity.commits_last_30d	-	0
Release
Cadence daysrelease.cadence_days	-	68
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	-	AGPL-3.0
Language
Primarylanguage.primary	-	Python
Market
Availabilitymarket.availability	Available worldwide	Available worldwide
Content
Faqcontent.faq	5 items	5 items

Score

vioscaleAI score

Alchemy58 / 100high · 76%

Slither38 / 100high · 77%

Pricing

Free tier

Alchemy✓

Slither–

Model

Alchemyfreemium

Slitheropen_source

Price level

Alchemylow

Slitherfree

Transparent

Alchemy✓

Slither–

Integrations

Count

Alchemy2

Slither9

Security

Scorecard

Alchemy–

Slither7

Trust center

Alchemy–

Slitherhttps://github.com/security

Vulnerabilities

Alchemy–

SlitherCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=slither-analyzer&per_page=100 · Last 12m: 0

Reliability

Sla pct

Alchemy99.99

Slither–

Adoption

Dependent repos

Alchemy–

Slither186

Github stars

Alchemy–

Slither6,378

Activity

Commits last 30d

Alchemy–

Slither0

Release

Cadence days

Alchemy–

Slither68

History

Alchemy–

Slither20 items

License

Spdx

Alchemy–

SlitherAGPL-3.0

Language

Primary

Alchemy–

SlitherPython

Market

Availability

AlchemyAvailable worldwide

SlitherAvailable worldwide

Content

Faq

Alchemy5 items

Slither5 items

Capabilities

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

Capability comparison for Blockchain Dev Tools
Capability	Alchemy	Slither
Capabilities
Tooling type	Rpc node infra	Security analysis
Evm compatible only	✗	-
Local dev network	-	-
Native fuzzing invariant testing	-	-
Mainnet forking	-	-
Contract verification integration	-	-
Trace debugger	-	-
Gas profiling	-	-
Archive node access	-	-
Graphql indexing	-	-
Static analysis security tool	-	✓
Open source	-	✓
Maintenance status	Active	-

Capabilities

Tooling type

AlchemyRpc node infra

SlitherSecurity analysis

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

AlchemyActive

Slither-

What each one is

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

Alchemy

Leader

A platform providing infrastructure APIs and tools for building blockchain applications, with flexible pay-as-you-go pricing and a generous free tier.

Independently observed

Slither

Detects issues in Solidity and Vyper smart contracts using static analysis, providing visual reports and a custom analysis API for security assessment.

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

Leader

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 2026-08-18verify ↗

Slither

Open source

as of 2026-09-13verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	Alchemy	Slither
WebPlatforms	✓	✗
CLIPlatforms	✗	✓
Cloud / SaaSDeployment	✓	✗
Self-hostedDeployment	✗	✓

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

Leader

11 total

Hypernative
API3
Privy
Ethereum
Starknet
Stellar
Cronos
Sei
Mode
Flare
Hexagate

Independently observed

Slither

9 total

GitHub Actions
Hardhat
Foundry
Brownie
Dapp
Pre-commit
Docker
Pyth Oracle detectors
Chronicle detectors

Independently observed

Still deciding?

Alchemy or Slither: 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.