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gpt-oss-20b (batch) Pricing
OpenAI · openai-gpt-oss-20b-batch
Input / 1M tokens
$0.050
Output / 1M tokens
$0.200
Context window
131,072 tokens
≈ 175 pages of text
Max output
117,964 tokens
What it costs in practice
Typical request (1,200 in + 400 out tokens)$0.0001
1,000 requests / month$0.14/mo10,000 requests / month$1.40/mo100,000 requests / month$14.00/moEstimate your own workloadOpens the calculator with gpt-oss-20b (batch) preloaded — adjust volume and token counts there.
Price history
Only one price point recorded so far.
The staircase chart appears once a price change is detected.
What it excels at
Handles high-volume batch text workloads at low cost with 128k context and 118k output capacity.
The business tradeoff
20B scale limits reasoning depth and complex task performance relative to larger models in the same family.
Cheaper from OpenAI
Head-to-head
Vendor list rates, as of Aug 28, 2026 · source: openrouter · per-request examples assume 1,200 input + 400 output tokens.