Respan, formerly Keywords AI, builds an open-source AI gateway and observability platform for developers of LLM applications and agents. It combines a single API for many models with tracing, evaluations and monitoring, and has released the Span series of models.
- Type
- Private company
- AI lab
- Inference provider
- 4 hosted endpoints
Catalogue
All models by Respan
3 models · 1–3
| Select models to compare | Model | Released | Context | Input /M | Output /M | Parameters | Type | I/O | Openness |
|---|---|---|---|---|---|---|---|---|---|
 Span-02Respan | October 15, 2026 | 131K | $0.01 | $0.00 | 15.8B | Decisions | text, image → decisions | Open weights | |
| Span-01Respan | September 26, 2026 | — | $0.02 | $0.00 | — | Decisions | text → decisions | Unknown | |
| Span-01 LiteRespan | September 26, 2026 | — | $0.00 | $0.00 | — | Decisions | text → decisions | Closed |