code sandboxes Open Source (MIT)

Wasmer

High-performance WebAssembly (Wasm) runtime and edge micro-sandbox engine capable of running untrusted agent code with sub-millisecond cold starts.

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GitHub Stars 21,195 Rust
Starting Price $10/mo hybrid
MCP Compatibility ❌ Not Listed Self-Hosting Available

Pricing & Quota Breakdown

Open-source Wasmer runtime is 100% free (MIT license) for self-hosting. Wasmer Edge cloud includes a generous free tier (100k requests/mo) and Pro plans starting at $10/mo.

Developer Free

$0 / month
Billed flat
  • ✓ Community support
  • ✓ Standard rate limits
  • ✓ Core API access

Pro Tier

$10 / month
Billed flat
  • ✓ High concurrency
  • ✓ Priority routing
  • ✓ Extended limits

Head-to-Head Wasmer Comparisons

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