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gpt-oss-120b vs DeepSeek V4 Flash: 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 gpt-oss-120b and DeepSeek V4 Flash. Spanvero adds $0 markup.

gpt-oss-120b vs DeepSeek V4 Flash — cost comparison

gpt-oss-120bDeepSeek V4 Flash
Parameters117B158.1B
Context window131.1K✓ 1M
LicenseCommercial OKCommercial OK
VRAM to run✓ ~80 GB (Q4_K_M)~107 GB (Q4_K_M)
Rent a GPU✓ $0.48/hr$0.65/hr
Your API key$0.10/1M✓ $0.09/1M

Which should you pick?

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.

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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.

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