Comparison
KVarN vs GPTCache
Verdict
Pick KVarN if kVarN amplifies AI agent capabilities via vLLM KV-cache quantization for extended context and throughput without sacrificing accuracy; pick GPTCache if semantic caching tool for LLMs, integrates with LangChain and llama_index.
Markdown twin · KVarN alternatives · GPTCache alternatives
GraphCanon updated today
Trust & integrity
| Signal | KVarN | GPTCache |
|---|---|---|
| Maintenance | Steady (64d since push) As of today · github_public_v1 | Dormant (392d since push) As of 2w · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Organization account As of 2w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No published findings from this source as of 2026-07-11 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
- KVarN
- vLLM KV-cache quantization backend for AI agents
- GPTCache
- Semantic cache for LLMs.
Stars
- KVarN
- 470
- GPTCache
- 8.1k
Forks
- KVarN
- 35
- GPTCache
- 589
Open issues
- KVarN
- 11
- GPTCache
- 94
Language
- KVarN
- Python
- GPTCache
- Python
Adopt for
- KVarN
- KVarN amplifies AI agent capabilities via vLLM KV-cache quantization for extended context and throughput without sacrificing accuracy.
- GPTCache
- Semantic caching tool for LLMs, integrates with LangChain and llama_index.
Persona
- KVarN
- -
- GPTCache
- -
Runtime
- KVarN
- -
- GPTCache
- -
License
- KVarN
- Apache-2.0
- GPTCache
- MIT
Last pushed
- KVarN
- Jun 22, 2026
- GPTCache
- Jul 11, 2025
Categories
- KVarN
- Inference & Serving
- GPTCache
- Evaluation & Observability, Inference & Serving
Trust and health
Maintenance
- KVarN
- Steady (60%)
- GPTCache
- Dormant (18%)
Days since push
- KVarN
- 64d
- GPTCache
- 392d
Open issues (now)
- KVarN
- 11
- GPTCache
- 94
Stars delta
- KVarN
- +28 (30d)
- GPTCache
- Unknown
Open issues delta
- KVarN
- +3 (30d)
- GPTCache
- Unknown
OSV dependency advisories
- KVarN
- No lockfile (source not queried)
- GPTCache
- No published findings from this source as of 2026-07-11
Full report
- KVarN
- Trust report
- GPTCache
- Trust report
Shared compatibility
- Python · KVarN: Python runtime · GPTCache: Python runtime
Choose KVarN if…
- License: KVarN is Apache-2.0, GPTCache is MIT.
- Tags unique to KVarN: agentic-ai, kv-cache, llm-inference, long-context.
- For applications needing over threefold to fivefold increase in context length compared to FP16.
When NOT to use KVarN
- If project constraints do not allow for Apache-2.0 licensing terms.
- Projects that cannot benefit from a quantization backend, such as those requiring non-variable length model support.
Choose GPTCache if…
- License: GPTCache is MIT, KVarN is Apache-2.0.
- Tags unique to GPTCache: aigc, autogpt, babyagi, chatbot.
- Also covers Evaluation & Observability.
- You need vector search capabilities integrated directly into your caching mechanism using Milvus or Redis.
When NOT to use GPTCache
- Your application strictly requires a non-Python environment as GPTCache is Python-specific.
- If you seek minimal dependencies and manual setup; GPTCache installs additional libraries automatically based on usage.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (huawei-csl/KVarN) · observed Aug 25, 2026
- GitHub forks (huawei-csl/KVarN) · observed Aug 25, 2026
- Last push (huawei-csl/KVarN) · observed Jun 22, 2026
- License file (Apache-2.0) · observed Aug 25, 2026
- Decision facts (enrichment) · observed Jul 15, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (zilliztech/GPTCache) · observed Aug 8, 2026
- GitHub forks (zilliztech/GPTCache) · observed Aug 8, 2026
- Last push (zilliztech/GPTCache) · observed Jul 11, 2025
- License file (MIT) · observed Aug 8, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: KVarN 470 · GPTCache 8.1k (synced Aug 25, 2026).
Common questions
- What is the difference between KVarN and GPTCache?
- KVarN: vLLM KV-cache quantization backend for AI agents. GPTCache: Semantic cache for LLMs.. See the comparison table for live GitHub stats and shared categories.
- When should I choose KVarN over GPTCache?
- Choose KVarN over GPTCache when License: KVarN is Apache-2.0, GPTCache is MIT; Tags unique to KVarN: agentic-ai, kv-cache, llm-inference, long-context; For applications needing over threefold to fivefold increase in context length compared to FP16.
- When should I choose GPTCache over KVarN?
- Choose GPTCache over KVarN when License: GPTCache is MIT, KVarN is Apache-2.0; Tags unique to GPTCache: aigc, autogpt, babyagi, chatbot; Also covers Evaluation & Observability; You need vector search capabilities integrated directly into your caching mechanism using Milvus or Redis.
- When should I avoid KVarN?
- If project constraints do not allow for Apache-2.0 licensing terms. Projects that cannot benefit from a quantization backend, such as those requiring non-variable length model support.
- When should I avoid GPTCache?
- Your application strictly requires a non-Python environment as GPTCache is Python-specific. If you seek minimal dependencies and manual setup; GPTCache installs additional libraries automatically based on usage.
- Is KVarN or GPTCache more popular on GitHub?
- GPTCache has more GitHub stars (8,124 vs 470). Stars measure visibility, not whether either tool fits your constraints.
- Are KVarN and GPTCache open source?
- Yes - both are open-source projects on GitHub (KVarN: Apache-2.0, GPTCache: MIT).
- Where can I find alternatives to KVarN or GPTCache?
- GraphCanon lists graph-backed alternatives at KVarN alternatives and GPTCache alternatives (KVarN markdown twin, GPTCache 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, KVarN or GPTCache?
- KVarN: Steady. GPTCache: Dormant. 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 KVarN and GPTCache?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: KVarN trust report; GPTCache trust report.