DeepSeek-R1 vs gpt-oss-120b: local, rented GPU, and API costs

Compare calculated local requirements, provider-published rented-GPU rates, and dated API rates or clearly labeled size estimates for DeepSeek-R1 and gpt-oss-120b. Spanvero adds $0 markup.

DeepSeek-R1 vs gpt-oss-120b — cost comparison

Which should you pick?

• Easiest to run locally: gpt-oss-120b (needs ~80 GB VRAM at its default quant).
• Cheapest via your own API key: gpt-oss-120b ($0.10/1M blended).
• Cheapest to rent by the hour: gpt-oss-120b (from $0.48/hr on one rented box).
• Longest context: DeepSeek-R1 (163.8K tokens).

VRAM is calculated from catalog specs, quantization, and context. Non-estimated API rates are provider-sourced snapshots dated 2026-08-24; retired upstream rates are last-known and size-derived values are labeled "est." We don't rank model quality or quote benchmarks here.

Full cost breakdown: DeepSeek-R1 →
Full cost breakdown: gpt-oss-120b →

Open the free LLM cost calculator → to model your workload, hardware, monthly cost, and reliability assumptions.

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Spanvero · All comparisons · Prices as of 2026-08-24. $0 markup, your own accounts, we never resell compute. © 2026 Cynosure LLC.