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E2B

code Dev Tools · free tier
NOT REALLY

Secure cloud sandboxes for running AI-generated code.

NOT REALLY

why this verdict

Keep it — Anthropic has not replaced it

Anthropic's version overlaps, but does not finish the dev tools job, so this one is still worth keeping open.

A named launch, not a vibe named, unlinked
Model providers ship their own built-in code interpreters. Anthropic, March 1, 2025 — no announcement link recorded yet.
How much of the job it covers not the job editorial call
Parts of it. The job still needs the tool to get finished.
Is there a free way to do it? yes
2 of 2 listed replacements have a usable free tier: Daytona and Modal.
What the call is worth nothing to cancel
No paid entry tier tracked, so there is no subscription to cancel.
Reason composed from the fields above missing: announcement linked recorded: free replacement listed recorded: two or more escape hatches
Threatened by
Anthropic
Since
March 1, 2025
List price
free
Per year
—

The backstory

Once agents started writing code that actually executes, somebody had to own the blast radius. E2B boots a firecracker sandbox per session so a hallucinated shell command destroys nothing that matters. The competition is first-party interpreters, but those only run inside one vendor's chat.

Escape hatches

2 of 2 replacements have a usable free tier.

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