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Claude Haiku 4.5 vs GPT Chat Latest

List-price comparison · Claude Haiku 4.5 details · GPT Chat Latest details

For a typical workload (100,000 requests / mo), Claude Haiku 4.5 costs 82% less $320.00/mo vs $1,800.00/mo.

 Claude Haiku 4.5GPT Chat Latest
Input / 1M tokens$1.00$5.00
Output / 1M tokens$5.00$30.00
Typical request (1,200 in + 400 out)$0.0032$0.018
Context window200k tokens400k tokens
Max output64k tokens128k tokens
TierFlashFlagship
ProviderAnthropicOpenAI

Projected monthly cost

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

Claude Haiku 4.5

Very low latency for high-volume, simple tasks — classification, short summaries, and lightweight chat where response time matters more than depth.

Noticeably weaker on multi-step reasoning and long-context synthesis; pairing with a larger model for escalation is common.

GPT Chat Latest

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More comparisons

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