Needle 2

Cactus Compute

An open 45M-parameter model for tool calling, device use, and structured extraction. Needle 2 runs as a 14 MB binary in 28 MB of session RAM.

Specs

Model

Family
Needle
Variant
2
Parameters
45M
Weights
Open
License
Apache-2.0

Limits

Context
256 tokens

Modalities

Input
Text
Output
Text

Capabilities

Tool calling
Yes

Dates

Released
11 Aug 2026

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