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FastChat-T5
by LMSYS
AI Model
Low Confidence
FastChat-T5 is a text AI model developed by LMSYS. This full performance model is based on Flan-T5-XL. The model is licensed under Apache-2.0. Released in 2023-03. Open-source T5-based chatbot.
Transparency Score
Weighted across four pillars · updated January 26, 2026
Overall grade
17% weighted
Model
—
Not yet assessed
Infrastructure
—
Not yet assessed
Openness Assessment
7%Closed
0 Open
2 Partial
7 Closed
5 Unknown
Availability
0/5 Open
Documentation
1/6 Open
Access Methods
1/3 Open
Capabilities
Text Generation
Summarization
Translation
Question Answering
Vendor Information
Complete information about the vendor/provider of this AI application
LMSYSView all products →
Contact Information
EU AI Act Provider Information
Verification Status:
Unverified
Compliance & Risk
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Added: January 26, 2026
Updated: January 26, 2026
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