E5-Mistral-7B

Microsoft · 2023 · Embeddings · USA

A to Z

A · App: No
B · Built By: Microsoft
C · CEO & Politics: Satya Nadella — Centrist / moderate
D · Date: 2023
E · Expertise: Intermediate+
F · Free Tier: Yes
G · Generates: Text only
H · Deployment: Cloud + Local (open weights)
I · Inputs: Text
J · Jurisdiction: USA
K · Key Staffers: Mustafa Suleyman (CEO Microsoft AI), Kevin Scott (CTO)
L · Languages: English-primary
M · Model Type: Embeddings
N · Safety Issues: None reported
O · Open Source: Yes — open weights
P · Pricing: Free (open weights, MIT)
Q · AIDb Rating: [UNKNOWN]
R · What Makes It Special: Microsoft's E5-Mistral-7B (December 2023), a text embedding model initialized from Mistral-7B-v0.1 and fine-tuned with a standard contrastive loss, in under 1,000 training steps, on synthetic data that proprietary LLMs generated for hundreds of thousands of embedding tasks in 93 languages; trained on a mix of synthetic and labeled data, it set new state-of-the-art results on BEIR and MTEB. It produces 4,096-dimension embeddings, is recommended for English, and is MIT-licensed.
S · Stock / Status: $516 (MSFT, Sep 25, 2026)
T · Training Cutoff: [UNKNOWN]
U · Users: [UNKNOWN]
V · Voice Chat: No
W · Weights: Downloadable
X · X Handle: @Microsoft
Y · Year Founded: [UNKNOWN]
Z · Bottom Line: Open-weights Embeddings from Microsoft, released 2023.

Data completeness 85% · Last verified 2026-05-12 · Primary source ↗

“E5-Mistral-7B.” AIDb — The AI Database. Verified 2026-05-12. https://theaidatabase.com/m/e5-mistral-7b.html