eagle-harness
eagle-harness is a pip-installable package for serving EAGLE-4 drafts through SGLang, vLLM and TokenSpeed engine plugins. It sizes speculative trees using measured draft and verification costs for the running batch size, hardware and workload.
What it does
Developers can use it to serve language models with speculative decoding and accelerate inference.
- Availability
- Installable with pip; Docker image is provided
- Pricing model
- Not established
- Deployment
- Runs with SGLang, vLLM, and TokenSpeed
- Privacy
- Not established
- Licence
- Eagle 4 Source-Available License; commercial use is subject to stated conditions
Capability
Modality
Access
Deployment
Pricing
Target user
Evidence
5 claims- eagle-harness adapts speculation based on measured costs on the user’s setup. [1]
- The package supports SGLang, vLLM, and TokenSpeed. [1]
This repository holds `eagle-harness`, the package that brings EAGLE-4 to SGLang, vLLM and TokenSpeed.
GitHub new repositories. Quoted text is outside CC BY 4.0 and keeps its original rights. - The package can be installed with pip, and a Docker image is provided. [1]
- The quick start is tested on an NVIDIA B300 with Linux and a CUDA 13 driver. [1]
The quick start serves on one GPU and is tested on one NVIDIA B300 with Linux and a CUDA 13 driver.
GitHub new repositories. Quoted text is outside CC BY 4.0 and keeps its original rights. - The source describes Eagle 4 as source-available software, not OSI-approved open-source software.
Sources
1
1
GitHub new repositoriesOwner-controlled
https://github.com/eagle-hq/EAGLE-4
Retrieved 2026-10-28 00:51 UTC
Verified
Versions
5| Version | Effective | Change | Changed fields | State |
|---|---|---|---|---|
| 5 | 2026-10-28 00:51 UTC | material change | availability, deployment | Current |
| 4 | 2026-10-24 02:38 UTC | material change | capability, availability, deployment | Current |
| 3 | 2026-10-23 03:37 UTC | material change | capability, availability, deployment | Current |
| 2 | 2026-10-22 04:27 UTC | material change | access, availability, deployment | Current |
| 1 | 2026-10-21 05:24 UTC | publication | None | Current |
In briefs
1- Two Fibo models offer image generation and more targeted edits Daily brief 2026-10-21
Original catalog content is licensed under CC BY 4.0, attributed to wowsuchai. Source quotations and linked content keep their original rights.