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Balanced — strong quality at a mid priceCommercial API
Claude Sonnet 4.5 (batch) Pricing
Anthropic · anthropic-claude-sonnet-4-5-batch
Input / 1M tokens
$1.50
Output / 1M tokens
$7.50
Context window
1M tokens
≈ 1,333 pages of text
Max output
64k tokens
What it costs in practice
Typical request (1,200 in + 400 out tokens)$0.0048
1,000 requests / month$4.80/mo10,000 requests / month$48.00/mo100,000 requests / month$480.00/moEstimate your own workloadOpens the calculator with Claude Sonnet 4.5 (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
Strong performance on coding, structured reasoning, and long-context document analysis. Supports 1M token context with 64k output.
The business tradeoff
Output token pricing at $7.5/M is elevated for high-volume use. Batch API adds processing latency versus real-time endpoints.
Cheaper from Anthropic
Head-to-head
Vendor list rates, as of Jul 28, 2026 · source: openrouter · per-request examples assume 1,200 input + 400 output tokens.