Riven Fast

Model ID: riven-fast Provider: riven Tier: fast Capabilities: chat

Quick everyday chat and sub-query generation in the research pipeline.

Pricing

| | per 1M tokens | |---|---| | Prompt | $1.12 | | Completion | $4.50 |

Cost basis; served from an on-prem lane with $0 marginal cloud cost. PAYG meters at the $3.00/1M floor.

Context

32K tokens.

Intended use

- Everyday chat and drafting - Sub-query generation inside the research pipeline - Low-latency conversational turns

Limitations

- Lighter reasoning than riven-core. - On-prem lane; bounded by single-slot throughput under load.

Access

Available on Free and above. Call it through the Riven API:

curl https://api.rivenai.io/v1/chat/completions \
  -H "Authorization: Bearer $RIVEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "riven-fast", "messages": [{"role": "user", "content": "Hello"}]}'

Pricing from the live billing rate book, verified 2026-09-02.