Last refreshed 2026-11-04. Next refresh: weekly.
Why use Cohere Rerank 5 Fast on OpenRouter?
OpenRouter offers Cohere Rerank 5 Fast. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare Cohere Rerank 5 Fast across 3 providers to find the best fit for your use caseSetup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: cohere/rerank-5-fastcohere/rerank-5-fastRequest example
cohere/rerank-5-fast.Gotchas
- Use provider model ID "cohere/rerank-5-fast", not the LLMReference slug "cohere-rerank-v5-0-fast".
Compare Cohere Rerank 5 Fast Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Cohere API | $0.02 | — |
| Vercel AI Gateway | $0.02 | — |
| OpenRouter | — | — |
Capabilities
No model capability flags are currently sourced.
About Cohere Rerank 5 Fast
Cohere Rerank 5 Fast is Cohere's low-latency, high-throughput reranking model, released October 21, 2026 with the Rerank 5 generation. It is multilingual, reranks English and non-English documents and semi-structured JSON within a 32,768-token query-plus-document window, and adds Context Focus, which returns the most relevant passages inside each document as scored character spans, plus calibrated relevance scores. Cohere says it outperforms its previous-generation Rerank 4 Pro. The Cohere API serves it as rerank-v5.0-fast.