Tenderly vs Viem
A detailed head-to-head comparison of Tenderly and Viem — pricing, features, and which one wins for different use cases.
Tenderly
Smart contract observability platform for simulation, debugging, monitoring, and alerting in production
Tenderly is the observability and developer tooling platform for smart contracts, used by teams at Uniswap, Aave, Compound, Synthetix, and 3,000+ other projects for debugging, simulation, and producti…
Full review →Viem
Modern, type-safe TypeScript interface for Ethereum
Viem is a modern, lightweight, TypeScript-first library for interacting with Ethereum — a low-level interface for reading blockchain data, sending transactions, interacting with contracts, and more — …
Full review →Feature Comparison
| Feature | Tenderly | Viem |
|---|---|---|
| Local Node | ✗ | ✗ |
| Transaction Debugger | ✓ | — |
| Simulation Api | ✓ | — |
| Production Monitoring | ✓ | — |
| Alert System | ✓ | — |
| Virtual Testnets | ✓ | — |
| Rpc Provider | ✓ | — |
| Open Source | ✗ | ✓ |
| Multi Chain | ✓ | — |
| Team Collaboration | ✓ | — |
| Mainnet Forking | — | ✗ |
| Language | — | TypeScript |
| Test Framework | — | ✗ |
| Plugin Ecosystem | — | ✓ |
| Debugging | — | ✗ |
| Deployment System | — | ✗ |
| Coverage Reporting | — | ✗ |
| Gas Reporting | — | ✗ |
Tenderly Pricing
Tenderly
Developer
$39/mo
$390/yr billed annually
- ✓Unlimited simulations
- ✓Monitoring alerts
- ✓Virtual TestNets
- ✓Simulation API
Tenderly
Team
$99/mo
$990/yr billed annually
- ✓Team collaboration
- ✓Advanced monitoring
- ✓Custom alert conditions
- ✓Priority support
Tenderly
Enterprise
Custom
- ✓Dedicated infra
- ✓Custom SLA
- ✓Private networks
- ✓Compliance reporting
Viem Pricing
Viem
Free (Open Source)
Free
- ✓Type-safe Ethereum interface
- ✓Reads, writes, contract interaction
- ✓Foundation for Wagmi
- ✓Small, fast, modular
- ✓Full ABI type inference
Verdict: Which Should You Choose?
Tenderly is the better pick if you need visual transaction debugger is the most accessible evm debugging tool available. Viem wins when modern, type-safe alternative to ethers/web3.js. Both are production-ready — the right choice depends on your team's workflow and budget.