Model comparison
E5-base-v2 vs Claude 4 Opus
Capability radar, value bars, and side-by-side posture.
E5-base-v2
Not scored
value score
Claude 4 Opus
95
value score
E5-base-v2 ctx
—
Claude 4 Opus ctx
200K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- Claude 4 Opus95
Attribute tape
| Field | E5-base-v2 | Claude 4 Opus |
|---|---|---|
| Developer | intfloat | Anthropic |
| Context | — | 200K |
| Modalities | Text, Code, Image | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $15/1M in · $75/1M out |
| Value score | — | 95 |
| Summary | E5-base-v2 is an open-weight English text embedding model from intfloat that encodes sentences and passages into 768-dimensional vectors for semantic search, document retrieval, similarity scoring, and clustering. It uses a 12-layer transformer architecture and is optimized for retrieval tasks on English-only inputs up to 512 tokens. | Anthropic frontier Opus-class model. |