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Flagship — best answers, highest costCommercial API
GPT-5.6 Sol (batch) Pricing
OpenAI · openai-gpt-5-6-sol-batch
Input / 1M tokens
$2.50
Output / 1M tokens
$15.00
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)$0.009
1,000 requests / month$9.00/mo10,000 requests / month$90.00/mo100,000 requests / month$900.00/moEstimate your own workloadOpens the calculator with GPT-5.6 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
Suitable for extended-context reasoning and multimodal document analysis where large input capacity and high output limits are required.
The business tradeoff
High output-token pricing and batch-oriented design increase cost and latency for interactive or high-volume workloads.
Cheaper from OpenAI
Head-to-head
Vendor list rates, as of Aug 6, 2026 · source: openrouter · per-request examples assume 1,200 input + 400 output tokens.