Built-in tool - verified
Anthropic code execution tool (Claude API)
Anthropic code execution tool (Claude API) is a model-provider built-in tool from Anthropic, read from its own pages on October 18, 2026. Isolation: Linux-based container, isolated from host and other containers. Status: GA (inferred). 1 price row, each in Anthropic code execution tool (Claude API)'s own unit.
Vendor: Anthropic. Docs: platform.claude.com. Compare every agent sandbox
- Price rows
- 1
- Vendor claims
- 0
- Not stated
- 4
- Verified quotes
- 14
Pricing
In the provider's own unit, verbatim. Nothing is converted; the directory compares a price only with others in the same unit.
| Price | Unit, as stated | Quote and source | Notes |
|---|---|---|---|
| $0.05 | per hour per container (beyond free hours)Directory block: Per hour per container | “Additional usage beyond 1,550 hours is billed at $0.05 USD per hour, per container” | Execution time has a 5-minute minimum. |
- Free tier or credits
1,550 free hours per organization per month
“Each organization receives 1,550 free hours of usage per month”
platform.claude.com
Limits, lifecycle and isolation
- Max session duration
Containers expire 30 days after creation
“Containers expire 30 days after creation.”
platform.claude.com - Idle timeout and auto-pause
Checkpointed after about 5 minutes of inactivity; restorable within 30 days
“After about 5 minutes of inactivity a container is checkpointed, and sending a request with its ID inside the 30-day window restores it.”
platform.claude.com - Persistence and snapshots
Container reuse across requests by passing container ID
“Each request runs in a new container unless you pass an earlier response's container ID back”
platform.claude.com - Isolation
Linux-based container, isolated from host and other containers
“Sandbox isolation: Full isolation from host system and other containers”
platform.claude.com - CPU and memory limits
1 CPU
“CPU: 1 CPU”
platform.claude.com 5 GiB RAM
“Memory: 5 GiB RAM”
platform.claude.com 5 GiB disk
“Disk space: 5 GiB workspace storage”
platform.claude.com - GPU
- Not stated
Note: Not stated.
- Egress controls
No internet access
“Internet access: Completely disabled for security”
platform.claude.com - SDKs and languages
Bash and file operations; Python 3.11 pre-installed
“The code execution tool allows Claude to run Bash commands and manipulate files”
platform.claude.com - Regions
- Not stated
Note: Not stated in checked page.
- Open source
- Not stated
Note: Not applicable.
- Self-host or BYOC
- Not stated
Note: Not applicable.
- Status
GA (inferred: no beta header required)inferred
“None of the three tool versions requires an anthropic-beta header.”
Status inferred from - platform.claude.com
Other facts
5-minute billing minimum
“Execution time has a minimum of 5 minutes”
platform.claude.com Python version
“Python version: 3.11”
platform.claude.com
Research notes
- Pricing scope
- A separate free-usage condition tied to other Anthropic tools exists on the page; it is not recorded here.
FAQ
How much does Anthropic code execution tool (Claude API) cost?
$0.05 per hour per container (beyond free hours). Prices are in the provider's own units as of October 18, 2026. Free tier: 1,550 free hours per organization per month.
What isolation does Anthropic code execution tool (Claude API) use?
Linux-based container, isolated from host and other containers.
How long can a session run on Anthropic code execution tool (Claude API)?
Containers expire 30 days after creation. Idle behavior: Checkpointed after about 5 minutes of inactivity; restorable within 30 days.
Does Anthropic code execution tool (Claude API) restrict outbound network access?
No internet access.
Sources
Last verified from each provider's own docs, pricing pages and repositories; every quote was string-matched against the page that day. Not a benchmark: prices are in the provider's own unit and change without notice, so check the linked source before you commit.
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