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OpenAI vs Anthropic

GPT-6 Astra vs Claude Haiku 4.5: pricing comparison

Claude Haiku 4.5 costs 10.0× less than GPT-6 Astra for a typical 1,000-input, 500-output request. Here is how the two compare on price, context and discounts.

Prices last updated:

GPT-6 AstraClaude Haiku 4.5
ProviderOpenAIAnthropic
Input per 1M tokens$10.00$1.00
Output per 1M tokens$50.00$5.00
Context window1.05M200K
Batch discount50% off50% off
Typical request (1,000 in / 500 out)$0.035$0.0035
Monthly at 1,000 requests/day$1,050.00$105.00

GPT-6 Astra: OpenAI's flagship model, released September 2026.

Compare with your own numbers

GPT-6 Astra per request
$0.035
Per month
$1,050.00
Claude Haiku 4.5 per request
$0.0035
Per month
$105.00

Cost by task

Cost per 1,000 requests at standard prices.
TaskTokens (in / out)GPT-6 AstraClaude Haiku 4.5
Short chat reply500 / 300$20.00$2.00
RAG answer6,000 / 600$90.00$9.00
Summarize a long document12,000 / 1,000$170.00$17.00
Output-heavy generation1,000 / 4,000$210.00$21.00

Output tokens usually dominate the bill — see input vs output token cost.

Frequently asked questions

Is GPT-6 Astra or Claude Haiku 4.5 cheaper?
Claude Haiku 4.5 is cheaper for a typical request of 1,000 input and 500 output tokens: $0.0035 versus $0.035 for GPT-6 Astra, about 90% less.
What are the per-token prices of GPT-6 Astra and Claude Haiku 4.5?
GPT-6 Astra costs $10.00 input and $50.00 output per million tokens. Claude Haiku 4.5 costs $1.00 input and $5.00 output per million tokens.
Which has the larger context window, GPT-6 Astra or Claude Haiku 4.5?
GPT-6 Astra has the larger context window: 1.05M tokens versus 200K for Claude Haiku 4.5.

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