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Flash — fastest and cheapest, lighter reasoningCommercial API
GPT-6.1 Sol (batch) Pricing
OpenAI · openai-gpt-6-1-sol-batch
Input / 1M tokens
$1.00
Output / 1M tokens
$5.00
Context window
1050k tokens
≈ 1,400 pages of text
Max output
128k tokens
What it costs in practice
Typical request (1,200 in + 400 out tokens)$0.0032
1,000 requests / month$3.20/mo10,000 requests / month$32.00/mo100,000 requests / month$320.00/moEstimate your own workloadOpens the calculator with GPT-6.1 Sol (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
Processes 1M-token contexts at low per-token cost; optimized for high-volume batch workloads with 128k output capacity.
The business tradeoff
Lower reasoning quality than current flagships; batch-only access restricts interactive or low-latency use cases.
Cheaper from OpenAI
Head-to-head
Vendor list rates, as of Sep 29, 2026 · source: openrouter · per-request examples assume 1,200 input + 400 output tokens.