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Claude Sonnet 4.6 vs GPT Chat Latest

List-price comparison · Claude Sonnet 4.6 details · GPT Chat Latest details

For a typical workload (100,000 requests / mo), Claude Sonnet 4.6 costs 47% less $960.00/mo vs $1,800.00/mo.

 Claude Sonnet 4.6GPT Chat Latest
Input / 1M tokens$3.00$5.00
Output / 1M tokens$15.00$30.00
Typical request (1,200 in + 400 out)$0.0096$0.018
Context window1M tokens400k tokens
Max output128k tokens128k tokens
TierBalancedFlagship
ProviderAnthropicOpenAI

Projected monthly cost

Rows open both models in the calculator — adjust volume and token counts there.

Claude Sonnet 4.6

Strong price-to-performance for production agents: reliable tool use, structured JSON output, and solid coding ability at roughly a fifth of Opus's cost.

Can still misstep on the hardest multi-step reasoning chains where Opus would succeed — budget for occasional escalation to a flagship model.

GPT Chat Latest

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Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.