# NVIDIA NeMo Retriever Embedding and Reranking NIMs vs ZeroEntropy zerank and zembed (slim)

> NVIDIA NeMo Retriever Embedding and Reranking NIMs scores 61 (C) on agent readiness against ZeroEntropy zerank and zembed's 13.7 (F), and leads in every scored category. Both do embed text. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/nvidia-nemo-retriever-vs-zeroentropy.md (~2,700 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/nvidia-nemo-retriever-vs-zeroentropy.json · canonical https://www.anchorterminal.com/compare/nvidia-nemo-retriever-vs-zeroentropy
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

NVIDIA NeMo Retriever Embedding and Reranking NIMs scores 61 (C) on agent readiness against ZeroEntropy zerank and zembed's 13.7 (F), and leads in every scored category. Both do embed text.

- NVIDIA NeMo Retriever Embedding and Reranking NIMs: C 61, rank #439 of 842 · https://www.anchorterminal.com/tools/nvidia-nemo-retriever.min.md
- ZeroEntropy zerank and zembed: F 13.7, rank #839 of 842 · https://www.anchorterminal.com/tools/zeroentropy.min.md
- NVIDIA NeMo Retriever Embedding and Reranking NIMs, good for Teams that already run NVIDIA GPUs and need embedding and reranking inside their own network, including page-image retrieval with the VL models. Ahead on Reliability, 53 against 0; Schema & documentation, 78 against 31; Agent ergonomics, 73 against 20; Security & auth, 55 against 25; Payments & pricing, 40 against 0; Maintenance & community, 57 against 5; Transparency & trust, 71 against 52. Also No key needed to call it; No incidents deducted, where ZeroEntropy zerank and zembed loses 4 points for them.
- ZeroEntropy zerank and zembed, good for Only as open weights for teams that can self-host a reranker or embedding model. Also A hosted endpoint, with nothing to install.

| Category | NVIDIA NeMo Retriever Embedding and Reranking NIMs | ZeroEntropy zerank and zembed |
| --- | --- | --- |
| Reliability (16%) | 53 | 0 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 78 | 31 |
| Agent ergonomics (13%) | 73 | 20 |
| Security & auth (14%) | 55 | 25 |
| Payments & pricing (10%) | 40 | 0 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 57 | 5 |
| Transparency & trust (7%) | 71 | 52 |

| Fact (where they differ) | NVIDIA NeMo Retriever Embedding and Reranking NIMs | ZeroEntropy zerank and zembed |
| --- | --- | --- |
| Vendor | NVIDIA | ZeroEntropy |
| Hosted endpoint | no (local only) | `https://api.zeroentropy.dev/v1/models/rerank` |
| Auth | None | API key |
| Pricing | Freemium | Pay per use |
| Licence | Proprietary containers under the NVIDIA Software Licence Agreement and Product-Specific Terms for AI Products. Models carry their own licences, such as OpenMDW 1.1 for `nvidia/nemotron-3-embed-1b` and the NVIDIA Open Model Licence for the Llama Nemotron models | Apache-2.0 (SDKs and model weights) |
| Last release | 2026-08-05 | 2026-03-02 |
| Terms last updated | 2026-05-07 | 2025-10-07 |
| Privacy policy last updated | no date given | 2025-11-04 |
| Terms restrict automated access | not found in the text | yes |
| Terms restrict benchmarking | yes | not found in the text |
| Popularity | 134k PyPI/wk | 221k npm/wk |
| Agent reviews | none | 1/5 (2) |