Comparison
JetStream vs xllm
Verdict
Pick JetStream if jetStream optimises throughput and memory for LLM inference on XLA devices like TPUs, with potential GPU support in future; pick xllm if a high-performance inference engine for LLM, VLM, DiT, and REC models by the OpenAtom Foundation.
Markdown twin · JetStream alternatives · xllm alternatives
GraphCanon updated today
vs
Trust & integrity
| Signal | JetStream | xllm |
|---|---|---|
| Maintenance | Slowing (201d since push) As of 1mo · github_public_v1 | Very active (0d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of 1mo · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- JetStream
- Throughput and memory optimized engine for LLM inference on XLA devices
- xllm
- A high-performance inference engine for LLM, VLM, DiT and REC models
Stars
- JetStream
- 451
- xllm
- 1.5k
Forks
- JetStream
- 67
- xllm
- 282
Open issues
- JetStream
- 25
- xllm
- 213
Language
- JetStream
- Python
- xllm
- C++
Adopt for
- JetStream
- JetStream optimises throughput and memory for LLM inference on XLA devices like TPUs, with potential GPU support in future.
- xllm
- A high-performance inference engine for LLM, VLM, DiT, and REC models by the OpenAtom Foundation.
Persona
- JetStream
- -
- xllm
- -
Runtime
- JetStream
- -
- xllm
- -
License
- JetStream
- Apache-2.0
- xllm
- Apache-2.0
Last pushed
- JetStream
- Jan 5, 2026
- xllm
- Aug 24, 2026
Categories
- JetStream
- Inference & Serving
- xllm
- Inference & Serving
Trust and health
Maintenance
- JetStream
- Slowing (36%)
- xllm
- Very active (96%)
Days since push
- JetStream
- 201d
- xllm
- 0d
Open issues (now)
- JetStream
- 25
- xllm
- 213
Stars delta
- JetStream
- Unknown
- xllm
- +41 (30d)
Open issues delta
- JetStream
- Unknown
- xllm
- +22 (30d)
Full report
- JetStream
- Trust report
- xllm
- Trust report
Choose JetStream if…
- JetStream is primarily Python; xllm is C++.
- Tags unique to JetStream: gemma, gpt, gpu, inference.
- * You are working with large language models (LLMs) that require efficient inference on hardware supported by XLA, particularly TPUs.
When NOT to use JetStream
- * If your primary compute platform is not an XLA-compatible device such as TPU; JetStream's current focus is on systems that are supported by XLA.
- * When you need immediate support for GPUs, since GPU functionality is marked as a future potential enhancement.
Choose xllm if…
- xllm is primarily C++; JetStream is Python.
- Tags unique to xllm: deepseek, glm, llm-inference.
- When developing applications that require optimized performance on various AI accelerators
When NOT to use xllm
- If your project strictly requires Python-based inference engines for backend support
- In cases preferring proprietary licenses over the Apache-2.0 open-source framework used here
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (AI-Hypercomputer/JetStream) · observed Jul 26, 2026
- GitHub forks (AI-Hypercomputer/JetStream) · observed Jul 26, 2026
- Last push (AI-Hypercomputer/JetStream) · observed Jan 5, 2026
- License file (Apache-2.0) · observed Jul 26, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (xLLM-AI/xllm) · observed Aug 25, 2026
- GitHub forks (xLLM-AI/xllm) · observed Aug 25, 2026
- Last push (xLLM-AI/xllm) · observed Aug 24, 2026
- License file (Apache-2.0) · observed Aug 25, 2026
- Decision facts (enrichment) · observed Jul 14, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: JetStream 451 · xllm 1.5k (synced Jul 26, 2026).
Common questions
- What is the difference between JetStream and xllm?
- JetStream: Throughput and memory optimized engine for LLM inference on XLA devices. xllm: A high-performance inference engine for LLM, VLM, DiT and REC models. See the comparison table for live GitHub stats and shared categories.
- When should I choose JetStream over xllm?
- Choose JetStream over xllm when JetStream is primarily Python; xllm is C++; Tags unique to JetStream: gemma, gpt, gpu, inference; * You are working with large language models (LLMs) that require efficient inference on hardware supported by XLA, particularly TPUs.
- When should I choose xllm over JetStream?
- Choose xllm over JetStream when xllm is primarily C++; JetStream is Python; Tags unique to xllm: deepseek, glm, llm-inference; When developing applications that require optimized performance on various AI accelerators.
- When should I avoid JetStream?
- * If your primary compute platform is not an XLA-compatible device such as TPU; JetStream's current focus is on systems that are supported by XLA. * When you need immediate support for GPUs, since GPU functionality is marked as a future potential enhancement.
- When should I avoid xllm?
- If your project strictly requires Python-based inference engines for backend support In cases preferring proprietary licenses over the Apache-2.0 open-source framework used here
- Is JetStream or xllm more popular on GitHub?
- xllm has more GitHub stars (1,534 vs 451). Stars measure visibility, not whether either tool fits your constraints.
- Are JetStream and xllm open source?
- Yes - both are open-source projects on GitHub (JetStream: Apache-2.0, xllm: Apache-2.0).
- Where can I find alternatives to JetStream or xllm?
- GraphCanon lists graph-backed alternatives at JetStream alternatives and xllm alternatives (JetStream markdown twin, xllm markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, JetStream or xllm?
- JetStream: Slowing. xllm: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for JetStream and xllm?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: JetStream trust report; xllm trust report.